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The blood calcium level is lowered by th...

The blood calcium level is lowered by the deficiency of

A

Both calcitonin and parathormone

B

Calcitonin

C

Parathormone

D

Thyroxin

Text Solution

Verified by Experts

The correct Answer is:
C
Hypothyroidism in adults results in myxoedema that causes due to deficiency of thyroxin hormone. The symptoms include reduction in overall metabolic activity, reduced BMR, easily fatigued, low cardiac output etc.
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Assertion :- Thyrocalcitonin & Parathormone have antagonistic effect on blood calcium level. Reason:- Thyrocalcitonin lower the blood calcium level and parathorrnone raises the blood calcium level by removal of calcium from bone and reabsorption of calcium from nephrons.