How does shivering warm the body?
A) Areas of skin moving against each other generate heat by friction
B) Shivering increases blood flow, which distributes heat.
C) It requires the heart rate to increase, which increases heat production which increases body temperature.
D) Increased muscle contraction increases the metabolic rate which increases heat production.
E) Shivering works on mammals that have more fur or hair than humans, but it is no longer an effective heat producer for humans.
Correct Answer:
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