Author Question: A PA chest projection obtained with the patient rotated into an RAO position demonstrates 1. 1 ... (Read 29 times)

tiara099 · **on:** Jul 17, 2018

A PA chest projection obtained with the patient rotated into an RAO position demonstrates

1. 1 inch (2.5 cm) of the apical lung field above the clavicles.
2. the vertebral column superimposed over the left sternoclavicular (SC) joint.
3. elevated lateral clavicular ends.
4. the left posterior ribs with greater length than the right posterior ribs.
a. 2 only
b. 1, 2, and 4 only
c. 3 only
d. 1 and 4 only

Question 2

A left lateral chest projection with accurate positioning demonstrates

1. no humeral soft tissue in the lung field.
2. no more than a total of 0.5 inch (1 cm) of space between the posterior and/or anterior ribs.
3. the right hemidiaphragm inferior to the left hemidiaphragm.
4. the hemidiaphragms inferior to the eleventh thoracic vertebra.
a. 1, 2, and 4 only
b. 1 and 2 only
c. 3 and 4 only
d. 2 and 3 only