Which of the following would you consider to be a limiter of motion when a patient cannot achieve full elbow extension?
a. Passive tension of the flexor muscles
b. Tension in the posterior ligaments
c. Passive tension of the elbow extensor muscles
d. Posterior capsular tightness
ANS: A
Prolonged immobilization of the elbow in a passively flexed position can lead to shortening of the flexor muscles. All of the other structures listed are posterior to the joint and would more likely limit flexion.
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