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The body calcium level is lowered by the deficiency of
Options
(a) parathormone
(b) thyroxine
(c) both calcitonin and parathormone
(d) calcitonin
Correct Answer:
parathormone
Explanation:
A peptide hormone secreted by the parathyroid gland in response to low levels of calcium in the blood. It acts to maintain normal blood levels of calcium by increasing the number of osteoclasts, which break down the bone matrix and release calcium into the blood. It also increases the reabsorption of calcium and magnesium ions in the kidney tubules, so that their concentration is maintained in the blood.
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Topics: Neural Control and Chemical Coordination
(195)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Deficiency of it causes loss of appetite mental confusion fatigue and muscle
- Down’s syndrome is caused due to an extra chromsome in
- A pregnant female deliver a baby who suffes from stunted growth, mental retaradation
- Agarose extracted from sea weeds finds use in :
- A gene that specifies amino acid sequence of a polypeptide chain is termed as
Topics: Neural Control and Chemical Coordination (195)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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