Every radioactive substance is in a constant state of decay (changing from being unstable to being stable). Which phrase is used for the length of time it takes for a certain number of atoms in a radioactive substance to decay and become stable?
A) half life
B) term life
C) stable time
D) unstable time
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An area of decreased uptake of a radiopharmaceutical drug on a scan is known as a/an:
A) scintigram.
B) cold spot.
C) HIDA.
D) hot spot.
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Which is considered to be a screening test and not a diagnostic test?
A) angiography
B) bone densitometry
C) electron beam tomography
D) intravenous cholangiography
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When you hear the word proton, you think of what type of radiologic procedure?
A) MRI
B) CT
C) sonography
D) roentgenography
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The use of radioactive substances to create images of body structures is known as:
A) radiology.
B) nuclear medicine.
C) roentgenography.
D) electron beam tomography.
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Which of these procedures exposes the patient to radiation?
A) sonography
B) ultrasonography
C) echocardiography
D) bone density testing
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Which is the correct spelling of a nuclear medicine procedure that uses a radiopharmaceutical drug as a tracer?
A) scentigraphy
B) scentography
C) scintigraphy
D) scintography
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Technetium-99m, xenon-133, and gallium-67 are radiopharmaceutical drugs that:
A) emit positrons.
B) are combined with monoclonal antibodies.
C) contain iodine.
D) emit gamma rays.
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The ruptured follicle that secretes estradiol and progesterone is known as the:
A) ovum.
B) oocyte.
C) corpus luteum.
D) uterine tube.
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Cryosurgery would be an option to remove ________ lesions after these lesions are identified on colposcopy.
A) cervical
B) uterine
C) ovarian
D) uterine tube
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