If the curves of the posterior knees are not accurately ...

[123654777]

If the curves of the posterior knees are not accurately positioned just above the bend of the axial viewer for a tangential knee projection (Merchant method), the
 
  1. patellae may be projected into the patellofemoral joint spaces.
  2. tibial tuberosities may be demonstrated within the joint spaces.
  3. soft tissue from the anterior thighs is projected into the joint spaces.
  4. knees are flexed more or less than 45 degrees.
  a. 1 and 4 only
  b. 1 and 2 only
  c. 2 and 3 only
  d. 1, 2, and 4 only

Question 2

For a tangential knee projection (Merchant method),
 
  1. an imaginary line connecting the femoral epicondyles is aligned parallel with the imaging table.
  2. the medial condyles demonstrate more height than the lateral condyles.
  3. the femorotibial joints are open.
  4. the patient is instructed to relax the leg muscles.
  a. 1 and 4 only
  b. 1 and 2 only
  c. 2 and 3 only
  d. 1, 2, 3, and 4

[guyanai]

Answer to Question 1

D

Answer to Question 2

A

[123654777]

Excellent

[Laurenleakan]

TYSM