task stringlengths 34 71 | input stringlengths 8 997 | output stringlengths 1 255 | options list | pageTitle stringlengths 18 37 | outputColName stringlengths 1 30 | url stringlengths 39 45 | wdcFile stringlengths 71 74 |
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fb97a66c_Flashcards_about_RAD_PHYSICS__Answer | [Question] What is foreshortening caused by? [Answer] | By the pt being improperly aligned | [] | Flashcards about RAD PHYSICS | Answer | http://www.studystack.com/flashcard-175583 | 15/1438042987552.57_20150728002307-00024-ip-10-236-191-2_724415617_3.json |
fb97a66c_Flashcards_about_RAD_PHYSICS__Answer | [Question] What is the atomic # of an element? [Answer] | The number of protons in the nucleus | [] | Flashcards about RAD PHYSICS | Answer | http://www.studystack.com/flashcard-175583 | 15/1438042987552.57_20150728002307-00024-ip-10-236-191-2_724415617_3.json |
fb97a66c_Flashcards_about_RAD_PHYSICS__Answer | [Question] Describe binding energy [Answer] | The force in which the electrons are in thier orbital shells | [] | Flashcards about RAD PHYSICS | Answer | http://www.studystack.com/flashcard-175583 | 15/1438042987552.57_20150728002307-00024-ip-10-236-191-2_724415617_3.json |
fb97a66c_Flashcards_about_RAD_PHYSICS__Answer | [Question] List the 3 possible interactions at the target [Answer] | heat, brems, characteristic | [] | Flashcards about RAD PHYSICS | Answer | http://www.studystack.com/flashcard-175583 | 15/1438042987552.57_20150728002307-00024-ip-10-236-191-2_724415617_3.json |
fb97a66c_Flashcards_about_RAD_PHYSICS__Answer | [Question] What electron shell is used for production of characteristic xrays? [Answer] | k shell | [] | Flashcards about RAD PHYSICS | Answer | http://www.studystack.com/flashcard-175583 | 15/1438042987552.57_20150728002307-00024-ip-10-236-191-2_724415617_3.json |
fb97a66c_Flashcards_about_RAD_PHYSICS__Answer | [Question] what percent of the energy used for xray production is heat loss? [Answer] | 99% | [] | Flashcards about RAD PHYSICS | Answer | http://www.studystack.com/flashcard-175583 | 15/1438042987552.57_20150728002307-00024-ip-10-236-191-2_724415617_3.json |
fb97a66c_Flashcards_about_RAD_PHYSICS__Answer | [Question] The primary beam is composed of a ____ mixture of energy. [Answer] | heterogeneous | [] | Flashcards about RAD PHYSICS | Answer | http://www.studystack.com/flashcard-175583 | 15/1438042987552.57_20150728002307-00024-ip-10-236-191-2_724415617_3.json |
fb97a66c_Flashcards_about_RAD_PHYSICS__Answer | [Question] _______ is also known as breaking or white radiation [Answer] | Brems | [] | Flashcards about RAD PHYSICS | Answer | http://www.studystack.com/flashcard-175583 | 15/1438042987552.57_20150728002307-00024-ip-10-236-191-2_724415617_3.json |
fb97a66c_Flashcards_about_RAD_PHYSICS__Answer | [Question] What force does the projectile electron interact with to create breaking radiation? [Answer] | The force field around the nucleus | [] | Flashcards about RAD PHYSICS | Answer | http://www.studystack.com/flashcard-175583 | 15/1438042987552.57_20150728002307-00024-ip-10-236-191-2_724415617_3.json |
fb97a66c_Flashcards_about_RAD_PHYSICS__Answer | [Question] What type of radiation comprises most of the primary beam? [Answer] | Brems | [] | Flashcards about RAD PHYSICS | Answer | http://www.studystack.com/flashcard-175583 | 15/1438042987552.57_20150728002307-00024-ip-10-236-191-2_724415617_3.json |
fb97a66c_Flashcards_about_RAD_PHYSICS__Answer | [Question] What is the definition of density? [Answer] | Blackness on the film | [] | Flashcards about RAD PHYSICS | Answer | http://www.studystack.com/flashcard-175583 | 15/1438042987552.57_20150728002307-00024-ip-10-236-191-2_724415617_3.json |
fb97a66c_Flashcards_about_RAD_PHYSICS__Answer | [Question] ____ is the controlling factor for density [Answer] | mAs | [] | Flashcards about RAD PHYSICS | Answer | http://www.studystack.com/flashcard-175583 | 15/1438042987552.57_20150728002307-00024-ip-10-236-191-2_724415617_3.json |
fb97a66c_Flashcards_about_RAD_PHYSICS__Answer | [Question] List some influencing factors for density [Answer] | filtration, grids, collimation, SID, OID | [] | Flashcards about RAD PHYSICS | Answer | http://www.studystack.com/flashcard-175583 | 15/1438042987552.57_20150728002307-00024-ip-10-236-191-2_724415617_3.json |
fb97a66c_Flashcards_about_RAD_PHYSICS__Answer | [Question] What are the prime factors used in a radiographic exposure? [Answer] | mAs, kV, & distance | [] | Flashcards about RAD PHYSICS | Answer | http://www.studystack.com/flashcard-175583 | 15/1438042987552.57_20150728002307-00024-ip-10-236-191-2_724415617_3.json |
fb97a66c_Flashcards_about_RAD_PHYSICS__Answer | [Question] Changing the mAs up by 30% will do what to the film? [Answer] | 1 shade darker | [] | Flashcards about RAD PHYSICS | Answer | http://www.studystack.com/flashcard-175583 | 15/1438042987552.57_20150728002307-00024-ip-10-236-191-2_724415617_3.json |
fb97a66c_Flashcards_about_RAD_PHYSICS__Answer | [Question] Explain how collimation affects the density on the film [Answer] | As collimation increases density decreases | [] | Flashcards about RAD PHYSICS | Answer | http://www.studystack.com/flashcard-175583 | 15/1438042987552.57_20150728002307-00024-ip-10-236-191-2_724415617_3.json |
fb97a66c_Flashcards_about_RAD_PHYSICS__Answer | [Question] A cxr uses _____ kV, _____scale, _____latitude and _____ contrast [Answer] | high; long; wide; low | [] | Flashcards about RAD PHYSICS | Answer | http://www.studystack.com/flashcard-175583 | 15/1438042987552.57_20150728002307-00024-ip-10-236-191-2_724415617_3.json |
fb97a66c_Flashcards_about_RAD_PHYSICS__Answer | [Question] What si the controlling factor of contrast? [Answer] | kV | [] | Flashcards about RAD PHYSICS | Answer | http://www.studystack.com/flashcard-175583 | 15/1438042987552.57_20150728002307-00024-ip-10-236-191-2_724415617_3.json |
fb97a66c_Flashcards_about_RAD_PHYSICS__Answer | [Question] The relationship between contrast and kV is direct or indirect? [Answer] | indirect | [] | Flashcards about RAD PHYSICS | Answer | http://www.studystack.com/flashcard-175583 | 15/1438042987552.57_20150728002307-00024-ip-10-236-191-2_724415617_3.json |
fb97a66c_Flashcards_about_RAD_PHYSICS__Answer | [Question] What technique can be used to reduce scatter by increasing OID? [Answer] | Air gap technique | [] | Flashcards about RAD PHYSICS | Answer | http://www.studystack.com/flashcard-175583 | 15/1438042987552.57_20150728002307-00024-ip-10-236-191-2_724415617_3.json |
fb97a66c_Flashcards_about_RAD_PHYSICS__Answer | [Question] As filtration decrease, contrast _____ [Answer] | increases | [] | Flashcards about RAD PHYSICS | Answer | http://www.studystack.com/flashcard-175583 | 15/1438042987552.57_20150728002307-00024-ip-10-236-191-2_724415617_3.json |
fb97a66c_Flashcards_about_RAD_PHYSICS__Answer | [Question] As collimation increases, contrast_____ [Answer] | increases | [] | Flashcards about RAD PHYSICS | Answer | http://www.studystack.com/flashcard-175583 | 15/1438042987552.57_20150728002307-00024-ip-10-236-191-2_724415617_3.json |
fb97a66c_Flashcards_about_RAD_PHYSICS__Answer | [Question] As anatomical part decreases, contrast _____ [Answer] | increases | [] | Flashcards about RAD PHYSICS | Answer | http://www.studystack.com/flashcard-175583 | 15/1438042987552.57_20150728002307-00024-ip-10-236-191-2_724415617_3.json |
fb97a66c_Flashcards_about_RAD_PHYSICS__Answer | [Question] As grid ratio decreases, contrast _____ [Answer] | decreases | [] | Flashcards about RAD PHYSICS | Answer | http://www.studystack.com/flashcard-175583 | 15/1438042987552.57_20150728002307-00024-ip-10-236-191-2_724415617_3.json |
fb97a66c_Flashcards_about_RAD_PHYSICS__Answer | [Question] What is the formula for the contrast improvement factor? [Answer] | k= contrast w/grid------------------contrast w/out grid | [] | Flashcards about RAD PHYSICS | Answer | http://www.studystack.com/flashcard-175583 | 15/1438042987552.57_20150728002307-00024-ip-10-236-191-2_724415617_3.json |
fb97a66c_Flashcards_about_RAD_PHYSICS__Answer | [Question] kVp controls the quantity or quality of the xray beam. [Answer] | quality | [] | Flashcards about RAD PHYSICS | Answer | http://www.studystack.com/flashcard-175583 | 15/1438042987552.57_20150728002307-00024-ip-10-236-191-2_724415617_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Changing attributes of place [Definition] | It refers to the way of change a landscape appears by modernization or migration into uninhabited space. | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Cultural attributes [Definition] | cultural landscape | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Density [Definition] | The amount of people per land. | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Diffusion [Definition] | The process of spread of a feature or trend from one place to another over time. | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Direction [Definition] | Information contained in the relative position of one point with respect to another point without the distance information. | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Dispersion/concentration [Definition] | The spread of something over a given area. | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Distance [Definition] | Absolute: Exact measurement of the physical space between two places. Relative: Approximate measurement of the physical space between two places. | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Distribution [Definition] | The arrangement of something across Earth’s surface. | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Environmental determinism [Definition] | A 19th- and early 20th-century approach to the study of geography that argued that the general laws sought by human geographers could be found in the physical sciences. Geography was therefore the study o f how the physical environment caused human activ | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Relative Location [Definition] | Position on Earth’s surface relative to other features. (Ex: My house is west of 394). | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Pattern [Definition] | A common property of distribution, which is the geometric arrangement of objects in space. Some features are organized in a geometric pattern, whereas others are distributed irregularly. Geographers observe that many objects form a linear distribution, | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Physical attributes [Definition] | natural landscape | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Possibilism [Definition] | The physical environment may limit some human actions, but people have the ability to adjust to their environment. | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Region [Definition] | An area distinguished by a unique combination of trends or features. | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Scale [Definition] | Representation of a real-world phenomenon at a certain level of reduction or generalization. In cartography, the ratio of map distance to ground distance, indicated on a map as a bar graph, representative fraction, and/or verbal statement. | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Size [Definition] | Is the estimation or determination of extent. | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Spatial [Definition] | of or pertaining to space on or near Earth’s surface. Often a synonym for geographical and used as an adjective to describe specific geographic concepts or processes. | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Spatial interaction [Definition] | Physical location of geographic phenomena across SPACE | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Distortion [Definition] | area, distance, direction, shape | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Geographic Information System (GIS) [Definition] | a computer hardware and software system that handles geographically referenced data; it uses and produces maps and has the ability to perform many types of spatial analysis. | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Global Positioning System (GPS) [Definition] | A system that determines the precise position of something on Earth through a series of satellites, tracking stations and recievers. | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Grid [Definition] | The Military Grid Reference System (MGRS)is the geocoordinate standard used by NATO militaries for locating points on the earth. The MGRS is based on the Universal Polar Stereographic system, and uses co-ordinates of longitude and latitude to represent a | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Map [Definition] | a two-dimensional, or flat, representation of Earth’s surface or a portion of it. | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Map scale [Definition] | distance on a map relative to the distance on Earth. | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Map types [Definition] | there are many different types if map. For example: political, physical/elevation, spatial etc. See the handouts for detail! | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Mental map [Definition] | (cognitive map) the map like image of the world, country, region, city, or neighborhood a person carries in mind. | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Model [Definition] | a simplified abstraction of reality, structured to clarify causal relationships: e.g., Demographic Transition, Gravity Model, etc. | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Projection [Definition] | the system used to transfer locations from Earth’s surface to a flat map. | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Remote sensing [Definition] | the acquisition of data about Earth's surface from a satellite orbiting the planet or other long-distance methods. | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Time zones [Definition] | a geographic region within which the same standard time is used. | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Relocation diffusion [Definition] | The spread of an idea through physical movement of people from one place to another. Ex: spread of AIDS from New York, California, & Florida. | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Expansion diffusion [Definition] | The spread of a feature from one place to another in a snowballing process. This can happen in 3 ways | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Hierarchical diffusion [Definition] | The spread of an idea from persons or nodes of authority or power to other persons or places (Ex: hip-hop/rap music) | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Contagious diffusion [Definition] | The rapid, widespread diffusion of a characteristic throughout the population. (Ex: ideas placed on the internet) | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] Stimulus diffusion [Definition] | the spread of an underlying principle, even though a characteristic itself apparently fails to diffuse. (Ex: PC & Apple competition, p40) | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
9cdaaa84_Flashcards_about_Unit_1__Definition | [Term] absolute location [Definition] | Position on Earth’s surface using the coordinate system of longitude (that runs from North to South Pole) and latitude (that runs parallel to the equator). | [] | Flashcards about Unit 1 | Definition | http://www.studystack.com/flashcard-103789 | 15/1438042989507.42_20150728002309-00211-ip-10-236-191-2_743579143_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] What causes scatter? [Answer] | kVp, field size, patient thickness | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] what are some ways to reduce scatter? [Answer] | grid, beam restricting devices | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] Extremely effective in reducing the amount of scatter reaching the IR [Answer] | grid | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] Grids are made of ________. [Answer] | Alternating radiopaque material (lead- grid strips) and radiolucent material (aluminum or plastic - interspace material. | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] what is the purpose of the interspace material? [Answer] | to maintain a precise separation between the delicate lead strips of the grid. | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] What is the purpose of the grid strips? [Answer] | absorbs scatter | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] Encases the grid completely by a thin cover of aluminum and provides rigidity and helps seal out moisture. [Answer] | Grid casing | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] Grids are designed to transmit x rays whose direction is a ________ _____ from source to IR. [Answer] | straight line | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] High quality grids can clean up how much scatter? [Answer] | 80-90% of scatter | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] Grid Ratio [Answer] | height of the grid divided by the interspace width | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] what is the formula for grid ratio? [Answer] | Grid Ratio= H/D | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] what are the three most important dimensions on a grid? [Answer] | T = the thickness of the grid stripD= the width of the interspace materialH = the height of the grid | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] what is contrast? [Answer] | density differences | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] Higher ratio grids are not as effective as low ratio grids in cleaning up of scatter. T/F [Answer] | False - Higher ratio grids are better at cleaning up scatter due to the angle of deviation being smaller | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] Do you use more or less dose with higher ratio grids? [Answer] | more dose | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] The number of grid strips or grid lines per ich or centimeter [Answer] | Grid Frequency | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] If a grid has a high frequency will it show more or less grid lines? [Answer] | less grid lines | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] With increased frequency do you get more or less dose to patient? Do you have to use more or less technique? [Answer] | more dosemore technique | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] what is the range of grid frequencies [Answer] | 25-45 lines per centimeter (60-110 lines per inch) | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] What is the formula for grid frequency? [Answer] | grid frequency= 10,000 um/cm /(T+D) um/line pair | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] What is the purpose of the interspace material? [Answer] | To maintain a precise separation between the delicate lead strips of the grid. | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] What two materials can the interspace be made of? [Answer] | aluminum or plastic | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] What material is mostly used for the grid strips? [Answer] | lead | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] What is the principle function of grids? [Answer] | To improve image contrast | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] Name 3 factors that affect grid performance. [Answer] | Contrast Improvement FactorBucky FactorSelectivity | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] What is the contrast improvement factor? [Answer] | it detects the ability of the grid to improve radiographic contrast | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] what is the formula for the contrast improvement factor (k)? [Answer] | k= radiographic contrast with grid / radiographic contrast without a grid | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] what is the k range? [Answer] | 1.5-2.5 (radiographic contrast is doubled when grids are used; a k of 1 indicates no improvement) | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] Is the k higher for higher ratio grids? [Answer] | yes | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] Increase of technique to produce the same optical density. Attempt to measure the penetration of both primary and scatter radiation through the grid. [Answer] | Bucky factor | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] what is the formula for Bucky factor? [Answer] | incident remnan radiation/ transmitted image - forming radiation = patient dose with grid/ patient dose without grid | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] The higher the grid ratio the ________the bucky factor. [Answer] | higher | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] A increase in ________ will _______ the bucky factor. [Answer] | kVp, increase | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] With an increase with bucky factor what will hapen to patient dose? [Answer] | increase | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] Ratio of transmitted primary radiation and transmitted scatter radiation. [Answer] | Selectivity | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] What is the formula for Selectivity? [Answer] | Greek sigma = primary radiation transmitted through grid/ scatter radiation tansmitted through grid | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] The more lead a grid has the __________the selectivity and more efficient it is at cleaning up _______. [Answer] | higher, scatter | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
0d0e84ff_Flashcards_about_Grids__Answer | [Question] What are some types of grids? [Answer] | Parallel (linear), Crossed, Focused, Moving | [] | Flashcards about Grids | Answer | http://www.studystack.com/flashcard-179341 | 15/1438042987552.57_20150728002307-00177-ip-10-236-191-2_732042074_3.json |
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