BME 520 -53 Midterm Review Questions With Correct Answers|23 Pages
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Course
BME 520
Institution
BME 520
Of what are 15O and 16O examples of?
(A) Isotopes
(B) Isotones
(C) Isomers
(D) Isobars
(E) Radionuclides - ️️(A) Isotopes
The anode angle (degrees) in an x-ray tube used for chest radiography is most likely:
a. 15
b. 30
c. 45
d. 60
e. 75 - ️️a. 15
The difference between a ...
Of what are 15O and 16O examples of?
(A) Isotopes
(B) Isotones
(C) Isomers
(D) Isobars
(E) Radionuclides - ✔ ✔ (A) Isotopes
The anode angle (degrees) in an x-ray tube used for chest
radiography is most likely:
a. 15
b. 30
c. 45
d. 60
e. 75 - ✔ ✔ a. 15
,The difference between a 600 keV x-ray and 600 keV
gamma ray photon is the:
(A) Means of production
(B) Position in the electromagnetic spectrum
(C) Wavelength
(D) Modes of interaction with matter
(E) LET - ✔ ✔ (A) Means of production
x-rays are produced by electrons and gamma rays are
produced by nuclear transforms
The electron density of radiology patients is:
(A) Mass number times density
(B) Inversely proportional to density
(C) Atomic number times Avogadro's number
(D) Number of electrons per cubic centimeter
(E) Density times charge - ✔ ✔ (D) Number of
electrons per cubic centimeter
, The K-shell binding energy:
(A) Increases with increasing distance from the nucleus
(B) Decreases with increasing nuclear charge
(C) Is independent of nuclear neutron number
(D) Is 33 eV for iodine
(E) Is generally a few eV - ✔ ✔ (C) Is independent of
nuclear neutron number
An activity of 3.7 * 10^7 Bq corresponds to:
(A) l mCi
(B) l0 mCi
(C) 100 mCi
(D) 1 Ci
(E) 10 Ci - ✔ ✔ (A) 1 mCi
1Ci = 3.7 * 10^10 Bq
An atom that has lost an outer-shell electron is called:
(A) Unstable
(B) Metastable
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