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BONTRAGER CHAPTER 8 | QUESTIONS & VERIFIED
ANSWERS| GRADE A| 100% CORRECT
The AP axial-vertebral arch projection may be performed to better
demonstrate the:
a. posterior aspects of the mid and lower cervical vertebrae
b. the articulations (zygapophyseal) joints between the lateral masses
(pillars)
c. laminae and spinous processes
d. all of the above - ANS ✓d. all of the above
What type of CR angle must be used when performing the AP axial C spine
projection erect?
a. 10 degrees cephalad
b. 20 degrees cephalad
c. 15 degrees caudad
d. 25 degrees cephalad - ANS ✓b. 20 degrees cephalad
What type of CR angle is required for posterior oblique (LPO/RPO)
positions of the cervical spine?
a. 15 degrees cephalad
b. 15 degrees caudad
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c. 5 to 10 degrees cephalad
d. None, CR is perpendicular to IR - ANS ✓b. 15 degrees caudad
Which of the following factors will enhance the visibility of the vertebral
bodies during a lateral projection of the thoracic spine?
a. Use a high kV
b. Increase SID
c. Use a breathing technique
d. Flex the spine - ANS ✓c. Use a breathing technique
Which of the following positions will best demonstrate the left
zygapophyseal joints of the thoracic spine?
a. LPO
b. RPO
c. RAO
d. Lateral - ANS ✓c. RAO
How much rotation of the body is required for an LAO projection of the
thoracic spine (from the plane of the table)?
a. 15 degrees
b. 70 degrees
c. 45 degrees
d. None of the above - ANS ✓b. 70 degrees
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Which of the following projections will project the dens within the shadow
of the foramen magnum?
a. AP open mouth
b. AP projection (Fuchs method)
c. Twining method
d. None of the above - ANS ✓b. AP projection (Fuchs method)
T/F: An RPO position of the cervical spine requires a 45 degree oblique of
the body with a 15 degree caudad CR angle. - ANS ✓True
T/F: Another term for a breathing technique during exposure is the
orthostatic technique - ANS ✓True
T/F: The anterior oblique thoracic spine demonstrates the upside
zygapophyseal joints - ANS ✓False
For an average-size adult, which of the following would receive the highest
skin dose? - ANS ✓...
The thyroid dose for a posterior cervical oblique is _____ greater than that of
the anterior oblique.
a. 5 to 7 times
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b. 10 to 15 times
c. 25 to 35 times
d. 50 times - ANS ✓b. 10 to 15 times
The suprasternal, manubrial, or jugular notch all correspond to the level of:
a. T1.
b. T2-3.
c. C7.
d. T4-5. - ANS ✓b. T2-3.
The xiphoid process corresponds to the level of:
1. T7.
2. T9-10.
3. T4-5.
4. L1-2. - ANS ✓2. T9-10.
What is the primary or preferred term for the superior margin of the
sternum?
a. Sternal notch
b. Jugular notch
c. Manubrial notch
d. Suprasternal notch - ANS ✓b. Jugular notch
Bontrager
Bon
BONTRAGER CHAPTER 8 | QUESTIONS & VERIFIED
ANSWERS| GRADE A| 100% CORRECT
The AP axial-vertebral arch projection may be performed to better
demonstrate the:
a. posterior aspects of the mid and lower cervical vertebrae
b. the articulations (zygapophyseal) joints between the lateral masses
(pillars)
c. laminae and spinous processes
d. all of the above - ANS ✓d. all of the above
What type of CR angle must be used when performing the AP axial C spine
projection erect?
a. 10 degrees cephalad
b. 20 degrees cephalad
c. 15 degrees caudad
d. 25 degrees cephalad - ANS ✓b. 20 degrees cephalad
What type of CR angle is required for posterior oblique (LPO/RPO)
positions of the cervical spine?
a. 15 degrees cephalad
b. 15 degrees caudad
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c. 5 to 10 degrees cephalad
d. None, CR is perpendicular to IR - ANS ✓b. 15 degrees caudad
Which of the following factors will enhance the visibility of the vertebral
bodies during a lateral projection of the thoracic spine?
a. Use a high kV
b. Increase SID
c. Use a breathing technique
d. Flex the spine - ANS ✓c. Use a breathing technique
Which of the following positions will best demonstrate the left
zygapophyseal joints of the thoracic spine?
a. LPO
b. RPO
c. RAO
d. Lateral - ANS ✓c. RAO
How much rotation of the body is required for an LAO projection of the
thoracic spine (from the plane of the table)?
a. 15 degrees
b. 70 degrees
c. 45 degrees
d. None of the above - ANS ✓b. 70 degrees
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Which of the following projections will project the dens within the shadow
of the foramen magnum?
a. AP open mouth
b. AP projection (Fuchs method)
c. Twining method
d. None of the above - ANS ✓b. AP projection (Fuchs method)
T/F: An RPO position of the cervical spine requires a 45 degree oblique of
the body with a 15 degree caudad CR angle. - ANS ✓True
T/F: Another term for a breathing technique during exposure is the
orthostatic technique - ANS ✓True
T/F: The anterior oblique thoracic spine demonstrates the upside
zygapophyseal joints - ANS ✓False
For an average-size adult, which of the following would receive the highest
skin dose? - ANS ✓...
The thyroid dose for a posterior cervical oblique is _____ greater than that of
the anterior oblique.
a. 5 to 7 times
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b. 10 to 15 times
c. 25 to 35 times
d. 50 times - ANS ✓b. 10 to 15 times
The suprasternal, manubrial, or jugular notch all correspond to the level of:
a. T1.
b. T2-3.
c. C7.
d. T4-5. - ANS ✓b. T2-3.
The xiphoid process corresponds to the level of:
1. T7.
2. T9-10.
3. T4-5.
4. L1-2. - ANS ✓2. T9-10.
What is the primary or preferred term for the superior margin of the
sternum?
a. Sternal notch
b. Jugular notch
c. Manubrial notch
d. Suprasternal notch - ANS ✓b. Jugular notch
Bontrager
