The glands situated around the thyroid gland that operate entirely under humoral control are represented by ________
C
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In addition to protection (physical and chemical barrier), the skin serves other functions. Which of the following is another vital function of the skin?
A) It converts modified epidermal cholesterol to a vitamin D precursor important to calcium metabolism. B) It aids in the transport of materials throughout the body. C) The cells of the epidermis store glucose as glycogen for energy. D) It absorbs vitamin C so that the skin will not be subject to diseases.
The two components of the efferent division of the peripheral nervous system are the ____________________ nervous system, which supplies cardiac muscle, smooth muscle, and glands, and the ____________________ nervous system, which supplies skeletal muscle
Fill in the blank(s) with correct word
Compared to veins, arteries have __________.
What will be an ideal response?
The urethra carries both semen and urine
Indicate whether the statement is true or false