Action of parathormone is antagonistic to:
Correct answer: B. Calcitonin
- A. Insulin
- B. Calcitonin
- C. FSH
- D. TSH
Explanation
Calcitonin: Calcitonin is a hormone produced by the thyroid gland. It lowers blood calcium levels by inhibiting bone resorption and increasing calcium excretion by the kidneys. This is opposite to the action of parathormone, which increases blood calcium levels.
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About Coordination and Control
Coordination depends on receptors, neurons, synapses and nerve impulses, with reflex actions traced through the reflex arc and the roles of major brain regions. Chemical coordination covers endocrine glands and hormones, including how hormones regulate growth, metabolism, reproduction and internal balance, unlike rapid nervous control.
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