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The diagram shows the feedback process involving the parathyroid hormone.This feedback mechanism is likely activated by which stimulus?A.Blood glucose level risesB.Blood calcium level dropsC.Bone fractureD.
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The diagram shows the feedback process involving the parathyroid hormone.This feedback mechanism is likely activated by which stimulus?A.Blood glucose level risesB.Blood calcium level dropsC.Bone fractureD.Kidney failure

User IWizard
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The correct answer is B. Blood calcium level drops. As soon as low Calcium levels are detected, the parathyroid hormone mechanism triggers, which goal is to restablish Calcium blood levels to normal concentrations.

User Mohan Seth
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