Chemical Coordination and IntegrationHard

Question

Which of the following match is correct?

Options

A.Oxytocin       Milk ejection hormone
B.Glocagon       Decreases blood sugar level
C.Adrenaline       Decreases heart rate
D.Thyroxine       Decreases BMR

Solution

Oxytocin is the hormone secreted by posterior pitutary that causes contraction of the smooth muscles of myomrtrium during child birth and ejection of milk from the mammary glands. Glucagon is secreted by the α-cells of islets of langerhans of pancreas. Its main function is to increase blood glucose level Adrenaline (epinephrine) is secreted by adrenal medulla. It increases the rate and force of heart beat. Thyroid gland secretes thyroxine that regulates basal metabolic rate.

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