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A tumor composed of star-shaped neuroglial cells is called
astrocytoma
In the term immunotherapy, the combining form immun/o means:
safe
A cancerous tumor arising from connective tissue is called
sarcoma
Cancer causing genes are known as
oncogenes
In the term oligodendroglioma, the prefix oligo- means
little
CHAPTER 21
A procedure that reinforces a ruptured or ballooning section of an artery is
stent-graft
A physician who has had special training in imaging is a/n:
radiologist
All of the following are diagnostic tools that may be used in radiology except for
external radiation
In the term tomography, the combining form tom/o means
to cut
All of the following are safety precautions designed to prevent unnecessary exposure to x-rays except
standing behind an unleaded screen
The property of permitting the passage of radiant energy is:
radiolucent
The ________ scanner combines tomography with a microprocessor
CT
The process of cutting across and producing images of single tissue planes is
tomography
The process of tracing a radioactive isotope is called
tagging
An x-ray record of the spinal cord using a contrast medium is
myelogram
A unit of radioactivity is known as
curie
Treatment of disease using x-rays, radium, and other radioactive substances is
radiotherapy
The process whereby radiant energy is propagated through space or matter is called
radiation
A condition in which there is destruction of the bone marrow is
aplastic anemia
An x-ray record of the gallbladder is called
cholecystogram
One who is skilled in making x-rays is called a
radiographer
An x-ray record of blood vessels is called
angiogram
In the term angiocardiogram, the suffix -gram means
record
The process of making an x-ray record of veins is called
venography
Treatment of disease using x-rays, radium, and other radioactive substances is
radiotherapy
All of the following are characteristics of x-rays except
long wave lengths
The term rad stands for
radiation absorbed dose
All of the following are spelled correctly except for
physicst
The process of obtaining images of the breast through the use of x-rays is
mammography
An x-ray record of the kidney and renal pelvis is called
intravenous pyelogram
An x-ray of the bile ducts with the use of a contrast medium is a
cholangiogram
In the ________ position, the patient is placed lying face down with the head turned to one side
prone
Treatment by introducing ions into the body is called
iontherapy
The process of cutting across and producing images of single tissue planes is
tomography
The diagnostic procedure that involves the development of biologic images based on the detection of radiation from the emission of positrons is:
PET
The process whereby radiant energy is propagated through space or matter is called
radiation
The ________ score is the number that reflects the amount of bone one has as compared with other people of the same age, size, and gender
Z
Treatment by introducing ions into the body is called
iontherapy
The process of breaking up molecules into their component parts is
ionization
An instrument used to record an electrical wave visually on a fluorescent screen is a/n
oscilloscope
A technology that is effective in monitoring the effects of treatment for osteoporosis is:
DEXA
CHAPTER 22
Persons who suddenly travel from home and cannot recall their past are in a state of
fugue
A mental disorder in which the individual is self-absorbed is
autism
Complex psychological disorder in which a person limits food intake and uses vomiting and abuses laxatives is called
anorexia nervosa
Pyromania is a form of a/an
impulsive disorder
In the term schizophrenic, the combining form schiz/o represents what happens in the individual's mind. Schiz/o means
to divide
Children who can't focus on a task, act impulsively, are distracted easily, and seem not to listen may have
AD/HD
A disorder where a patient might always anticipate disaster is termed
generalized anxiety disorder
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