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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.
Related Questions: - The waxy substance associated with cell walls of cork cells is
- Gastrocnemius is a muscle of
- Which among the following is not a class of phylum mollusca
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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
- The waxy substance associated with cell walls of cork cells is
- Gastrocnemius is a muscle of
- Which among the following is not a class of phylum mollusca
- Animal requiring minimum amount of water to produce urine are
- Velamen is a specialized tissue found in
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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