Ch 20 Radiology and Nuclear Medicine Flashcards Preview

Medical Terminology > Ch 20 Radiology and Nuclear Medicine > Flashcards

Flashcards in Ch 20 Radiology and Nuclear Medicine Deck (23)
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1
Q

radiology

A

medical specialty concerned with the study of xrays and other imaging technologies to produce or interpret images for diagnosis of disease

2
Q

x rays

A

invisible waves of energy

3
Q

nuclear medicine

A

use of radioactive substances in the diagnosis of disease

4
Q

Types of diagnositic techniques

A
digital radiography
computed tomography (CT)
contrast studies (take a picture with a fluid going through the system)
fluoroscopy
interventional radiology
ultrasound
MRI
5
Q

lateral decubitus

A

lying down on the side

6
Q

prone

A

lying on the belly (face down)

7
Q

recumbent

A

lying down (belly or back)

8
Q

supine

A

lying on back face up

9
Q

radionuclides/radioisotopes use

A

alpha, beta and gamma rays

10
Q

half life

A

the times required to lose half of its radioactivity

11
Q

in vitro procedures (test tube)

A

analysis of blood and urine

uses radioactive chemicals and antibodies to detect hormones

12
Q

In vivo procedures (body)

A

radioactive substance given directly to patient to evaluate organ function or image

13
Q

gamma camera

A

machine to detect gamma rays emitted from radiopharmaceuticals

14
Q

gamma rays

A

high energy rays emitted by radioactive substances in tracer studies

15
Q

interventional radiology

A

therapeutic or diagnostic procedures performed be radiologist

16
Q

radiolabeled compound

A

used in nuclear medicine studies

17
Q

radiolucent

A

permitting the passage of x rays

18
Q

radiopaque

A

obstructing the passage of x rays

19
Q

SPECT

A

radioactive tracer is injected intravenously and a computer reconstructs a 3D image based on a composite of many views

20
Q

tagging

A

attaching radionuclide to a chemical and following its path in the body

21
Q

uptake

A

rate of absorption of a radionuclide into an organ or tissue

22
Q

is/o

A

same

23
Q

echo-

A

repeated sound