Blushing is due to _____ of the blood vessels in the _____.
A) constriction; dermis
B) constriction; epidermis
C) dilation; dermis
D) dilation; epidermis

Question

Quizplus · Accepted Answer

Blushing is due to dilation of the blood vessels in the dermis, which causes more blood to flow into the area, resulting in redness. Constriction of the blood vessels would have the opposite effect and would not cause blushing. The epidermis does not contain blood vessels, so the dilation or constriction of vessels would not have an effect on the skin's color in that layer.

Blushing Is Due to _____ of the Blood Vessels in the _____

Blushing Is Due to _ of the Blood Vessels in the _