The right SC joint and right side of the manubrium are ...

[vicotolentino]

The right SC joint and right side of the manubrium are superimposed by the thoracic vertebrae on a PA oblique sternum projection (RAO position). Such a projection is produced when
 
  a. the patient rotation is less than the required amount.
  b. the patient rotation is more than the required amount.
  c. the patient is rotated into a LAO position.
  d. the central ray is centered too close to the vertebral column.

Question 2

An AP oblique rib projection obtained with the patient rotated less than 45 degrees demonstrates the
 
  1. posterior ribs with decreased foreshortening.
  2. axillary ribs, which are foreshortened.
  3. anterior ribs adjacent to the lateral edge of the IR.
  4. sternal body next to the vertebral column.
  a. 1 and 2 only
  b. 2 and 4 only
  c. 3 and 4 only
  d. 1, 2, and 4 only

[akemokai]

Answer to Question 1

A

Answer to Question 2

D