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LOM > Chapter 20 vocab > Flashcards

Chapter 20 vocab Flashcards

1
Q

contrast studies

A

radiopaque material thats injected to obtain contrast with surrounding tissue

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2
Q

gamma camera

A

machine to detect gamma rays emitted from radiopharmaceuticals during scanning for diagnostic purposes

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3
Q

gamma rays

A

high energy rays emitted by radioactive substances in tracer studies

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4
Q

half-life

A

time it takes for for a radioactive substance to lose half its radioactivy by discentigration

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5
Q

intervention radiology

A

therapeutic or diagnostic procedures performed by a radiologist

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6
Q

in vitro

A

process, test or procedure that is performed measured or observed outside of a living organism

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7
Q

in vivo

A

process test or procedure that is performed within a living organism

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8
Q

ionization

A

transformation of electrically neutral substances into electrically charged particles

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9
Q

magnetic resonance imaging

A

magnetic filed and radio waves produce sagittal, cornal and axial images of the body

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10
Q

nuclear medicine

A

medical speciality that uses radioactive substances in the diaggnosi of disease

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11
Q

positron emission tomography

A

positron emitting radioactive substances given intravenously to create a cross sectional image of cellular metabolism based on local concentrations of radioactive substance

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12
Q

radioimmunology

A

test combining radioactive chemicals and antibodies to detect minute quantiles of substances in patients blood

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13
Q

radioisotope

A

radioactive form of an element substance

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14
Q

radiolabeled compound

A

radiopharmaceutical; used in nuclear medicine studies

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15
Q

radiology

A

medical speciality concerned with the study of x-rays and their use in the diagnosis of disease

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16
Q

radiolucent

A

permitting the passage of x-ray

appear black on x-ray images

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17
Q

radionuclide

A

radioactive form of an element that gives off energy in the form o radiation

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18
Q

radiopaque

A

obstructing the passage of x-rays

appear white on x-ray images

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19
Q

radiopharmaceutical

A

radioactive drug that is administered safely for diagnosis and therapeutic purposes

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20
Q

scan

A

image of a area, organ or tissue of the body obtained from US, CT, MRI, radioactive tracer studies

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21
Q

scintigrahy

A

diagnostic nuclear medicine test using radiopharmaceuticals and gamma camera to create images

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22
Q

single photon emission computed tomography

A

radioactive tracer is injected intravenously and a computer re constructs a 3D image based on a composition of many views

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23
Q

tagging

A

attatching a radionuclide to a chemical and following it path in the body

24
Q

tracer studies

A

radionuclide are used as tags or labels, attached to chemicals and follows as they travel through the body

25
Q

ultrasnography

A

diagnostic technique that projects and retrieves high frequency sound wave as they echo off parts of the body

26
Q

ultrasound transducer

A

handheld device that sends and receive ultrasound signals

27
Q

uptake

A

rate of absorption of a radionuclide into an organ or tissue

28
Q

ventilation-perfusuion studies

A

radiopharmaceutical in inhaled and injected intravenously followe by imaging its passage through the respiratory tract

29
Q

is/o

A

same

30
Q

pharmaceut/o

A

drug

31
Q

radi/o

A

x-ray

32
Q

son/o

A

sound

33
Q

therapeut/o

A

treatment

34
Q

vitr/o

A

glass

35
Q

viv/o

A

life

36
Q

flur/o

A

luminous

37
Q

roentgen/o

A

x-ray

38
Q

-gram

A

record

39
Q

-graphy

A

process of recording

40
Q

-lucent

A

to shine

41
Q

-opaque

A

obscure

42
Q

echo-

A

a repeated sound

43
Q

ultra-

A

beyond

44
Q

cine-

A

movement

45
Q

computed tomography

A

diagnostic x ray procedure where cross sectional image of a body segment is created

46
Q

abduction

A

movement away from the midline of the body

47
Q

adduction

A

movement towards he midline of the body

48
Q

eversion

A

turning outward

49
Q

extention

A

straightening of flexed limb

50
Q

flexion

A

bending a part of the body

51
Q

inversion

A

turning inwards

52
Q

lateral decubitus

A

lying down on the side - xray beam positioned horizontally

53
Q

prone

A

lying on the belly

54
Q

recumbent

A

lying down, either prone or supine

55
Q

supine

A

lying face up

LOM (9 decks)

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