Calcium Homeostasis
Physiology
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Musculoskeletal
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Bone
Q. A 65-year-old woman presents with fatigue, constipation, and bone pain. Her serum calcium is 11.2 mg/dL. Which of the following best explains her symptoms?
a
Hypocalcemia-induced neuromuscular irritability
b
Reduced GI smooth muscle motility
c
Increased renal calcium reabsorption
d
CNS hyperexcitability
e
Vitamin D deficiency
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