A 20-year-old man who injured his ankle during a basketball game states that he is experiencing pain in his ankle and cannot support his weight when standing. Which of the following injuries has this patient most likely experienced?
A) Strain
B) Sprain
C) Contusion
D) Dislocation
Ans: B
Feedback: A sprain is an injury to ligaments caused by wrenching or twisting. A strain is a "muscle-pull" from overuse, overstretching, or excessive stress, resulting in microscopic muscle tears. A contusion is a soft-tissue injury that results in bleeding into soft tissues, creating a hematoma and ecchymosis. A dislocation is a condition in which the articular surfaces of the bones forming a joint are no longer in anatomic contact.
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