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ninaaden ninaaden
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7 years ago
 Which hormones help maintain a relatively constant calcium concentration in the blood?
A. parathyroid hormone (PTH) and cortisol
B. aldosterone and calcitonin
C. antidiuretic hormone (ADH) and parathyroid hormone (PTH)
D. parathyroid hormone (PTH) and calcitonin

The answer is D.
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Educator
6 years ago
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