Chapter 20 Homework

Front 1

radiopaque

Back 1

Obstructing the passage of x-rays.

Front 2

radiolucent

Back 2

permitting the passage of x-rays.

Front 3

sonographer

Back 3

aids physician in performing ultrasound procedures.

Front 4

radionuclide

Back 4

radioactive element that gives off energy in the form of radiaton.

Front 5

radiopharmaceutical

Back 5

radioactive drug administered for diagnostic purposes.

Front 6

ionization

Back 6

transformation of stable substances into changed particles.

Front 7

radiologist

Back 7

a physician who specializes in diagnostic radiology.

Front 8

nuclear medicine

Back 8

study of uses of radioactive substances in the diagnosis of disease.

Front 9

contrast studies

Back 9

radiopaque substances are given and x-rays taken.

Front 10

cineradiography

Back 10

Use of motion picture techniques to record x-ray images.

Front 11

positron emission tomography

Back 11

Radioactive substance is given intravenously and a cross-sectional image is created of cellular metabolism based on local concentration of the radioactive substance.

Front 12

ultrasonography

Back 12

Echos of high-frequency sound waves are used to diagnose disease.

Front 13

fluroscopy

Back 13

x-ray beams are focused from the body onto an image intensifier that glows as a result of the ionizing effect of x-rays.

Front 14

magnetic resonance imaging

Back 14

a magnetic field and radio waves are used to form images of the body.

Front 15

computed tomography

Back 15

x-ray pictures are taken circularly around an area of the body and a computer synthesizes the information into a composite axial picture.

Front 16

interventional radiology

Back 16

therapeutic procedures are performed by a radiologist under the guidance of fluoroscopy or ultrasound.

Front 17

In vitro

Back 17

Process, test, or procedure performed, measured, or observed outside a living organism.

Front 18

In vivo

Back 18

Process, test, or procedure performed, measured, or observed within a living organism.

Front 19

radiopharmaceutical

Back 19

Radioactive drug (radionuclide plus a drug) that is administered safely for diagnostic and therapeutic purposes.

Front 20

bone scan .

Back 20

A radioactive (technetium-99m) phosphate compound is injected intravenously and bones are scanned for evidence of tumors

Front 21

myelography

Back 21

spinal cord.

Front 22

pyelography

Back 22

reneal pelvis of kidney and the urinary tract.

Front 23

angiography

Back 23

blood vessels.

Front 24

arthrography

Back 24

joints.

Front 25

upper GI series

Back 25

esophagus, stomach, and small intestine.

Front 26

cholangiography

Back 26

bile vessels (ducts).

Front 27

barium enema

Back 27

lower gastrointestinal tract.

Front 28

hysterosalpingography

Back 28

uterus and fallopian tubes.

Front 29

MR, MRI

Back 29

magnetic resonance, magnetic resonance imaging

Front 30

CT

Back 30

computed tomography

Front 31

CXR

Back 31

chest x-ray (film).

Front 32

US, U/S

Back 32

ultrasound; ultrasonography

Front 33

PA

Back 33

posteroanterior

Front 34

PET

Back 34

positron emission tomography.

Front 35

PACS

Back 35

picture archival and communications system --replacement of traditional films with dignital equivalents that can bv accessed from several places and retrieved more rapidly.

Front 36

DICOM

Back 36

digital image communication in medicine--standard protocol for transmission between imaging devices (e.g., CT scans and PACS workstations).

Front 37

AP

Back 37

anteroposterior

Front 38

KUB

Back 38

kidneys, ureters, bladder--x-ray imaging of these organs without contrast medium.

Front 39

LAT

Back 39

lateral.

Front 40

131/I

Back 40

radioactive iodine--used in thyroid, liver, and kidney scans and for treatment of malignant and nonmalignant conditions of the thyroid.

Front 41

eversion

Back 41

turning outward.

Front 42

cineradiography

Back 42

use of motion picture techniques to record a series of x-ray images using fluoroscopy.

Front 43

in vivo

Back 43

measurement or observation within a living organism.

Front 44

radiolucent

Back 44

permitting the passage of most x-rays.

Front 45

uptake

Back 45

rate of absorption of a radionuclide into an organ or tissue.

Front 46

in vitro

Back 46

a procedure in which something is measured or observed outside a living organism.

Front 47

fluorescence

Back 47

the emission of flowing light resulting from exposure to and absorption of radiation.

Front 48

radioisotope

Back 48

a radioactive form of a substance.

Front 49

scintigraphy

Back 49

process (two dimensional) used to detect radioactivity emitted in diagnostic imaging.

Front 50

hysterosalpingogram

Back 50

x-ray record of the uterus and fallopian tubes.

Front 51

adduction

Back 51

movement toward the midline of the body.

Front 52

computed tomography

Back 52

radioactive substances produce cross-sectional images of regions of the body.

Front 53

radiopharmaceutical

Back 53

radioactive drug (radionuclide plus chemical) that is administered for dagnostic or therapeutic purposes.

Front 54

therapeutic

Back 54

pertaining to treatment.

Front 55

radiopaque

Back 55

obstructing the passage of x-rays.

Front 56

positron-emission tomography (PET)

Back 56

diagnostic x-ray procedure in which cross-sectional images are made of specific body segments.

Front 57

intravenous pyelogram

Back 57

x-ray record of the renal pelvis.

Front 58

cholangiography

Back 58

process of recording x-ray images of bile vessels.

Front 59

lateral decubitus

Back 59

x-ray position; lying down and on one's side.

Front 60

echo cardiography

Back 60

process of recording sound waves in order to produce an image of the heart.

Front 61

therapeutic

Back 61

pertaining to treatment or therapy.

Front 62

cholangiography

Back 62

Process of x-ray imaging bile ducts after injecting contrast into the bile ducts.

Front 63

radionuclide

Back 63

radioactive form of an element; gives off energy in the form of radiation; radioisotope.

Front 64

Radiolucent

Back 64

Permitting the passage of x-rays.

Front 65

anteroposterior

Back 65

In this AP x-ray view, x-rays travel from an anteriorly placed source to a posteriorly placed detector (x-ray beam passes from the front to the back of the body).

Front 66

transducer

Back 66

handheld device that sends and receives ultrasound signals.

Front 67

radiopharmaceutical

Back 67

radioactive drug (radionuclide plus chemical) that is administered for dagnostic or therapeutic purposes.

Front 68

tracer studies

Back 68

radionuclides are attached to chemicals, used as tags or markers, and followed as they travel through the body.

Front 69

In vitro

Back 69

Process, test, or procedure performed, measured, or observed outside a living organism.

Front 70

myelogram

Back 70

x-ray record of the spinal cord.

Front 71

adduction

Back 71

moving toward the midline.

Front 72

recumbent

Back 72

lying down position.

Front 73

supine

Back 73

lying on the back.

Front 74

radiopaque

Back 74

obstructing the passage of x-rays.

Front 75

pyelogram

Back 75

x-ray of the renal pelvis.

Front 76

angiogram

Back 76

x-ray record vessels.

Front 77

radioisotope

Back 77

radioactive form of a substance.

Front 78

prone

Back 78

lying on the belly.

Front 79

roentgenology

Back 79

study of x-rays.

Front 80

Radioisotope

Back 80

Radioactive form of an element; radionuclide.

Front 81

Ultrasonography

Back 81

Diagnostic technique that projects and retrieves high-frequency sound waves as they bounce (echo) off parts of the body.

Front 82

angiography

Back 82

the radiographic visualization of the blood vessels after injection of a radiopaque substance .

Front 83

Supine

Back 83

Lying on one’s back.

Front 84

Recumbent

Back 84

Lying down (prone or supine).

Front 85

Echocardiography

Back 85

Sound waves are used to image the structure of the heart.

Front 86

Ionization

Back 86

Transformation of electrically neutral substances into electrically charged particles.

Front 87

photopenia

Back 87

Dense cavitary

Front 88

Lateral decubitus

Back 88

Lying down on one’s side with the x-ray beam horizontally positioned.

Front 89

fluoroscopy

Back 89

Process of using x-rays to produce an image on a fluorescent screen.

Front 90

eversion

Back 90

turning outward.

Front 91

prone

Back 91

lying on one's belly; face down.

Front 92

flexion

Back 92

bending a part of the body.

Front 93

supine

Back 93

lying on one's back.

Front 94

tracer studies

Back 94

radionuclides are used as tags attached to chemicals and followed throughout the body.

Front 95

99m/technetium

Back 95

test of blood flow to heart muscle.

Front 96

extension

Back 96

lengthening or straightening a flexed limb.

Front 97

abduction

Back 97

carrying a limb away from the body.

Front 98

oblique

Back 98

positioned at an angle.

Front 99

cineradiography

Back 99

use of motion picture techniques to record a series of x-ray images.

Front 100

pyelogram

Back 100

x-ray record of the urinary tract.

Front 101

angiogram

Back 101

x-ray record of the bile vessels.

Front 102

radiology

Back 102

a radioactive drug used in diagnosis of disease.

Front 103

hysterosonogram

Back 103

x-ray record of the uterus and the fallopian tubes.

Front 104

roentgenology

Back 104

study of x-rays.

Front 105

radiolucent

Back 105

permitting the passage of x-rays.

Front 106

fluoroscopy

Back 106

the process of using x-rays to produce a fluorescent image on an image intensifier.

Front 107

half-life

Back 107

time required for a radioactive substance to lose half its radioactivity by disintegration.

Front 108

fluorescence

Back 108

emission of flowing light resulting from exposure to and absorption of radiation from x-rays.

Front 109

gamma rays

Back 109

high energy rays emitted by radioactive substances.

Front 110

cineradiography

Back 110

use of motion picture techniques to record a series of x-ray images during fluoroscopy.

Front 111

interventional radiology

Back 111

therapeutic procedures performed by a radiologist.

Front 112

ionization

Back 112

transformation of electrically neutral substances into electrically charged particles.

Front 113

computer tomography (CT)

Back 113

diagnositic x-ray procedure whereby a cross-sectional and othe rimages of a specific body segment are produced.

Front 114

contrast studies

Back 114

materials are injected to obtain contrast with surrounding tissue when shown on x-ray film.

Front 115

gamma camera

Back 115

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

Front 116

fluoroscopy

Back 116

x-rays produce a fluorescent image on an image intensifier.

Front 117

radiolucent

Back 117

permitting the passage of x-rays.

Front 118

in vivo

Back 118

process, test, or procedure performed, measured, or observed in a living organism.

Front 119

positron emission tomography (PET)

Back 119

radioactive substance is given intravenously and a cross-sectional image is created of cellular metabolism based on local concentration of the radioactive substance.

Front 120

in vitro

Back 120

process, test, or procedure performed, measured, or observed outside a living organism.

Front 121

nuclear medicine

Back 121

medical speciality that studies the uses of radioactive substance in diagnosis of disease.

Front 122

magnetic resonance (MR)

Back 122

magnetic field and radio waves produce images of the body in three planes (coronal, sagittal, and axial).

Front 123

labled compound

Back 123

radiopharamaceutical used in nuclear medicine studies.

Front 124

radiommunoassy

Back 124

test that combines radioactive chemicals and antibodies to detect minute quantities of substances in a patient's blood.

Front 125

radioisotope

Back 125

radioactive form of an element; radionuclide.

Front 126

radiology

Back 126

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

Front 127

uptake

Back 127

rate of absorption of a radionuclide into an organ or tissue.

Front 128

scan

Back 128

image of an area, organ, or tissue obtained from ultrasound, radioactive tracer studies, computer tomography, or magnetic resonance imaging.

Front 129

transducer

Back 129

handheld device that sends and receives ultrasound signals.

Front 130

tagging

Back 130

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

Front 131

ventilation/perfusion studies

Back 131

radiopharmaceutical is inhaled and injected intravenously followed by imaging its passage through the respiratory tract.

Front 132

radiopaque

Back 132

obstructing the passage of x-rays.

Front 133

ultrasound

Back 133

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

Front 134

single-photon emission computed tomography (SPEC)

Back 134

radioactive tracer is injected intravenously and a computer reconstructs a three-dimensional image based on a composite of many views.

Front 135

radiopharmaceutical

Back 135

radioactive drug (radionuclide plus chemical) is administered for diagnostic and therapeutic purposes.

Front 136

roentgenology

Back 136

study of x-rays; radiology.

Front 137

fluor/o

Back 137

luminous, fluorsence.

Front 138

is/o

Back 138

same.

Front 139

pharmaceut/o

Back 139

drug

Front 140

radi/o

Back 140

x-rays.

Front 141

son/o

Back 141

sound.

Front 142

therapeut/o

Back 142

treatment.

Front 143

vitr/o

Back 143

glass.

Front 144

viv/o

Back 144

life.

Front 145

-gram

Back 145

record.

Front 146

-graphy

Back 146

process of recording.

Front 147

-lucent

Back 147

to shine.

Front 148

-opaque

Back 148

obscure.

Front 149

cine-

Back 149

movement.

Front 150

echo-

Back 150

a repeated sound.

Front 151

ultra-

Back 151

beyond.

Front 152

hysterosalpingogram

Back 152

an x-ray record of the uterus and fallopian tubes to determine patency.

Front 153

abduction

Back 153

moving a part of the body away from the midline.

Front 154

recumbent

Back 154

lying down; synonym of decubitus.

Front 155

prone

Back 155

lying on the belly.

Front 156

myelogram

Back 156

an x-ray recording of the spinal cord.

Front 157

obscure

Back 157

-opaque means.

Front 158

radiolucent

Back 158

permitting the passage of most x-rays.

Front 159

cholangiogram

Back 159

an x-ray recording of the bile vessels.

Front 160

ultrasound

Back 160

diagnostic technique that projects and retrieves high-frequency sound waves.

Front 161

supine

Back 161

lying on the back.

Front 162

eversion

Back 162

turning outward.

Front 163

record

Back 163

-gram means

Front 164

life

Back 164

viv/o means.

Front 165

drug

Back 165

pharmaceut/o means.

Front 166

fluoroscopy

Back 166

process of using x-rays to produce a fluorescent image on a screen.

Front 167

glass

Back 167

vitr/o means.

Front 168

rad

Back 168

abbreviation for radiation absorbed dose is?

Front 169

beyond

Back 169

ultra means?