Tib/Fib, Knee and Femur Quiz
Preview:
How much of an angle should be utilized on a knee radiograph if a patient measures greater than 25cm?
A. None
B. 5 degrees
C. 10 degrees
D. 15 degrees
In what direction should that angle be directed?
A. Cephalic
B. Caudal
Where is the CR placed for the AP, INTERNAL and EXTERNAL knee radiographs?
A. At the patella
B. 1/2 inch superior to patellar base
C. 1/2 inch inferior to patellar apex
D. 1 inch inferior to patellar apex
For the “high” image femur, how much should you rotate the leg?
A. 5-10 degrees
B. 10-15 degrees
C. 15-20 degrees
D. 25 degrees
What is the kVp range for a femur radiograph?
A. 65-70
B. 75-85
C. 80-90
D. 90-100
Where should you center for a lateral knee radiograph?
A. Patella
B. 2 inches distal to medial epicondyle
C. 1 inch distal to the medial epicondyle
D. At the medial epicondyle
How much should the knee be flexed on a lateral knee radiograph?
A. 10-15
B. 15-20
C. 20-30
D. 45
Where should the bottom of the IR be located on a “low” image AP femur?
A. At the knee joint
B. 1 inch above the knee joint
C. 1 inch below the knee joint
D. 2 inches below the knee joint
How much should the knee be flexed for a lateral femur radiograph?
A. 10-15
B. 20-30
C. 45
D. 90
What size IR should be used with a femur radiograph?
A. 8×10
B. 10×12
C. 11×14
D. 14×17
What can be done to improve resolution on a tib/fib radiograph?
A. Use a grid
B. 48″ SID
C. Lower your kVp
D. Double your mAs
Is a grid used for a tib/fib radiograph?
A. Yes
B. No
Which AEC cell should be utilized for a femur radiograph?
A. Right side for right femur
B. Left side for left femur
C. Center
D. All three
What is the obliquity for an oblique knee?
A. 15 degrees
B. 30 degrees
C. 45 degrees
D. None
