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.
Answer:B
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.