Author Question: A lateral cervical projection obtained with the patient's head tilted toward the IR demonstrates ... (Read 48 times)

Engineer · **on:** Jul 17, 2018

A lateral cervical projection obtained with the patient's head tilted toward the IR demonstrates

1. the inferior cortices of the mandible without superimposition.
2. the articular pillars and zygapophyseal joints with superoinferior separation.
3. the vertebral foramen of C1.
4. superimposed inferior cranial cortices.
a. 1 and 2 only
b. 2 and 3 only
c. 1, 2, and 3 only
d. 1, 2, 3, and 4 only

Question 2

The vertebral body of C7 is not demonstrated on a lateral cervical projection. To demonstrate this cervical vertebra,

1. take the image on expiration.
2. have the patient hold weights on each arm to depress shoulders.
3. take a lateral cervicothoracic (swimmer's) image.
4. angle the central ray 10 degrees cephalically.
a. 1 and 2 only
b. 2 and 3 only
c. 1, 2, and 3 only
d. 3 and 4 only