Multiple Choice
On coming inside from the cold, students notice that their cheeks are red. This results from
A) constriction of the blood vessels in the epidermis of the cheeks.
B) dilation of the blood vessels in the dermis of the cheeks.
C) damage to the epidermis by the cold.
D) constriction of the sweat glands in the cheeks.
E) increased permeability of superficial vessels.
Correct Answer:
Verified
Correct Answer:
Verified
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