RTBC REVIEW UPDATED ACTUAL
Exam Questions and CORRECT Answers
Which of the following principles defines the relationship between milliamperage (mA) and
exposure time?
a. Inverse square law
b. Reciprocity law
c. Direct square law
d. 15% rule - CORRECT ANSWER - b. Reciprocity law
Which three of the following statements are true of the female reproductive organs?
(Select three)
a. The uterus lies posterior and anterior to the urinary bladder
b. The isthmus is the most inferior portion of the uterus
c. The fundus is the most superior portion of the uterus
d. The mucosal lining of the uterus is ca the endometrium
e. The ovaries are attached to the fimbriae of the uterine tubes - CORRECT ANSWER - A,
C and D
Which of the following is NOT an appropriate use of electronic annotation during digital
radiographic imaging?
a. Indicating laterality (R/L)
b. Indicating patient position
c. Indicating time of the exam
d. Indicate in sequencing of the projections. - CORRECT ANSWER - a. Indicating
laterality (R/L)
Which of the following technical factor adjustments should be made when negative contrast
media agents are used?
a. Decrease KVP.
, b. Increase KVP.
c. Increase mAs
d. Decrease mAs - CORRECT ANSWER - a. Decrease KVp (negative contrast media
agents have lower atomic number every require less penetration.)
Which exposure technique system uses the rule to double or halve milliampere seconds (mAs)
for every 5 centimeters of subject thickness?
a. Fixed KVP system.
b. Variable KVP system.
c. Automatic exposure control (AEC)
d. Anatomically programmed technique system. - CORRECT ANSWER - a. Fixed KVP
system.
What is the central ray entrance point for a posteroanterior (PA) projection of the contrast-filled
stomach when performing a double-contrast upper gastrointestinal
(UGI) study on a sthenic patient?
a. Midsagittal plane at the level of the iliac crest.
b. Midsagittal plane at the level of T 11
c. Midsagittal plane at the level of the inter space between the L1 and L2.
d. Midsagittal plane at the level of L3 - CORRECT ANSWER - c. Midsagittal plane at the
level of the interspace between L1-L2
The safety features of a fluoroscopic unit do not include a:
a. High grid ratio.
b. Dead man switch.
c. Bucky slot cover.
d. Cumulative timer - CORRECT ANSWER - a. High grid ratio
The movement or flow of particles on the surface of a conducting material is known as:
a. Space charge
Exam Questions and CORRECT Answers
Which of the following principles defines the relationship between milliamperage (mA) and
exposure time?
a. Inverse square law
b. Reciprocity law
c. Direct square law
d. 15% rule - CORRECT ANSWER - b. Reciprocity law
Which three of the following statements are true of the female reproductive organs?
(Select three)
a. The uterus lies posterior and anterior to the urinary bladder
b. The isthmus is the most inferior portion of the uterus
c. The fundus is the most superior portion of the uterus
d. The mucosal lining of the uterus is ca the endometrium
e. The ovaries are attached to the fimbriae of the uterine tubes - CORRECT ANSWER - A,
C and D
Which of the following is NOT an appropriate use of electronic annotation during digital
radiographic imaging?
a. Indicating laterality (R/L)
b. Indicating patient position
c. Indicating time of the exam
d. Indicate in sequencing of the projections. - CORRECT ANSWER - a. Indicating
laterality (R/L)
Which of the following technical factor adjustments should be made when negative contrast
media agents are used?
a. Decrease KVP.
, b. Increase KVP.
c. Increase mAs
d. Decrease mAs - CORRECT ANSWER - a. Decrease KVp (negative contrast media
agents have lower atomic number every require less penetration.)
Which exposure technique system uses the rule to double or halve milliampere seconds (mAs)
for every 5 centimeters of subject thickness?
a. Fixed KVP system.
b. Variable KVP system.
c. Automatic exposure control (AEC)
d. Anatomically programmed technique system. - CORRECT ANSWER - a. Fixed KVP
system.
What is the central ray entrance point for a posteroanterior (PA) projection of the contrast-filled
stomach when performing a double-contrast upper gastrointestinal
(UGI) study on a sthenic patient?
a. Midsagittal plane at the level of the iliac crest.
b. Midsagittal plane at the level of T 11
c. Midsagittal plane at the level of the inter space between the L1 and L2.
d. Midsagittal plane at the level of L3 - CORRECT ANSWER - c. Midsagittal plane at the
level of the interspace between L1-L2
The safety features of a fluoroscopic unit do not include a:
a. High grid ratio.
b. Dead man switch.
c. Bucky slot cover.
d. Cumulative timer - CORRECT ANSWER - a. High grid ratio
The movement or flow of particles on the surface of a conducting material is known as:
a. Space charge
