radiology I system Flashcards Preview

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Flashcards in radiology I system Deck (33):
1

kVp

Kilovoltage peak

2

mA

milliamperage

3

MRI

Magnetic resonance imaging

4

CT

computer tomography

5

US

ultrasonography

6

DG

digital radiography

7

equine are in what position for radiographs

standing

8

high energy electromagnetic radiations able to penetrate tissue and other substances

x-ray

9

image produced by x-rays passing through a patient

radiograph

10

source of x-rays in diagnostic radiology

x-ray tube

11

distance xray tube and image receptor

focal film distance-

12

device used to measure anatomical thickness

caliper

13

degree of distinction in color tones

degree of blackness

14

chart based on tissue thickness and anatomic part used to determine machine settings

technique chart

15

restriction of beam size to area under investigation

collimation

16

path of the x-ray radiation out of the tube

primary beam

17

caused by interaction of radiation and matter

scatter radiation

18

contn'd radiation to examine motion

flouroscopy

19

ability to separate objects on a radiograph

resolution

20

decreased quality of radiograph

artifact

21

flat lead plates that reduce x-ray scatter

grid

22

radiograph of bladder using air

pneumocystogram

23

light proof film

cassette

24

intensifying screen

screen that lights up when exposed to xrays

25

x-ray of blood vessels injected with contrast medium

angiogram

26

a positive contrast used as a suspension in gastrointestinal evaluation

barium sulfate

27

badge worn to measure ones exposure to radiation

dosimeter

28

units of measure for a dosimeter

Roentgen equivalent man

29

record obtained with an ultrasonic scan

sonogram

30

ultrasound device that reflects sound waves and echoes off tissues in the body

transducer

31

intensity of reflected echoes in an ultrasound

echogenicity

32

ultrasound probe with rotating transducers that shows a wedge shaped image

sector probe

33

ultrasound probe with in-line transducers that shows a rectangular image

linear array probe