Someone Who Has Broken an Arm and Has Had a Cast

question 14

Multiple Choice

Someone who has broken an arm and has had a cast on it for months will notice a distinct shrinking of the arm once the cast is removed. Why does this happen?

• A) The cast has reduced blood flow to the muscle tissue to reduce swelling.
• B) Muscles that are not used will atrophy.
• C) The other arm was used more to compensate for the unused one, and it has become stronger.
• D) If the person was right-handed, he or she will become left-handed.

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