TEAS Science Quiz
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HUMAN ANATOMY & PHYSIOLOGY
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If blood calcium levels fall below the normal range, which of the following homeostatic responses is initiated?
A
The thyroid gland releases calcitonin to stimulate calcium deposition in bones.
B
The kidneys excrete more calcium in the urine to conserve phosphate levels.
C
The parathyroid glands release PTH, which stimulates osteoclasts to release calcium from bone.
D
The small intestine decreases its absorption of dietary calcium.
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