Which of the following characteristics differentiates apocrine sweat glands from eccrine sweat glands?
A) Apocrine secretions contain oils.
B) Apocrine secretions help maintain skin pH.
C) Apocrine glands are more numerous and widely distributed than eccrine glands.
D) Apocrine glands are primarily thermoregulatory.
Ans: A
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The major difference between apocrine glands and the eccrine glands is that apocrine glands secrete an oily substance. Apocrine glands are less widely distributed than eccrine glands, and they do not contribute as significantly to thermoregulation. Neither is a major contributor to skin pH.
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