If the patient is unable to extend the knee fully, an open ...

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If the patient is unable to extend the knee fully, an open femorotibial joint is accomplished by aligning the central ray perpendicular to the anterior surface of the lower leg and
 
  a. then decreasing the angle 3 to 5 degrees and centering to the femorotibial joint.
  b. then increasing the angle 3 to 5 degrees and centering to the femorotibial joint.
  c. then centering to the femorotibial joint.

Question 2

An AP knee projection obtained with the central ray angled too cephalically demonstrates
 
  1. symmetrical femoral condyles.
  2. a foreshortened fibular head.
  3. the fibular head at a position less than 0.5 inch (1 cm) distal to the tibial plateau.
  4. a narrowed or closed femorotibial joint space.
  a. 1, 3, and 4 only
  b. 1, 2, and 4 only
  c. 2 and 3 only
  d. 1, 2, 3, and 4

[blakcmamba]

Answer to Question 1

A

Answer to Question 2

B

[bio_gurl]

TYSM

[ASDFGJLO]

Excellent