The sebaceous glands are simple alveolar glands that secrete a substance known as sebum. The secretion of sebum is stimulated ________.
A. as a protective coating when one is swimming
B. when the air temperature drops
C. by high temperatures
D. by hormones, especially androgens
Answer:D
The sebaceous glands are simple alveolar glands that secrete a substance known as sebum. The secretion of sebum is stimulated ________.
A. as a protective coating when one is swimming B. when the air temperature drops C. by high temperatures D. by hormones, especially androgens