Which hormone increases blood calcium concentration mainly by stimulating bone resorption and renal calcium conservation?
Correct answer: A. Parathyroid hormone
- A. Parathyroid hormone
- B. Calcitonin
- C. Insulin
- D. Aldosterone
Explanation
Parathyroid hormone raises blood calcium through effects on bone, kidneys and indirectly the intestine. Calcitonin generally acts in the opposite direction by reducing osteoclast activity.
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Covers the gross and microscopic structure of domestic animals, including bones, joints, muscles, organs, blood vessels and nerves. It explains how the respiratory, cardiovascular, digestive, urinary, nervous, endocrine and reproductive systems function, with attention to species differences and the relationship between anatomical structure and physiological processes.
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