________ stimulates the thyroid gland to secrete calcitonin.
A. A decrease in blood Ca2+ concentration
B. The nerve impulses from a nerve
C. An increase in blood Ca2+ concentration
D. A releasing hormone from the pituitary gland
Answer: C
Anatomy & Physiology
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Indicate whether the statement is true or false
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A) disaccharide B) monosaccharide C) polysaccharide D) polymer
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A) It activates exocytosis. B) It is a significant component of nucleic acids. C) It participates in muscle contraction. D) It is important in blood clotting. E) They serve as second messengers.
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