Tib/Fib, Knee and Femur Quiz
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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
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
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
Is a grid used for a tib/fib radiograph?
A. Yes
B. No
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 for a lateral femur radiograph?
A. 10-15
B. 20-30
C. 45
D. 90
What is the obliquity for an oblique knee?
A. 15 degrees
B. 30 degrees
C. 45 degrees
D. None
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
How much should the knee be flexed on a lateral knee radiograph?
A. 10-15
B. 15-20
C. 20-30
D. 45
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 size IR should be used with a femur radiograph?
A. 8×10
B. 10×12
C. 11×14
D. 14×17
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
In what direction should that angle be directed?
A. Cephalic
B. Caudal
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