PATHOLOGY MCQ
ENDOCRINE SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What is positive feedback?
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It is when something good happens in the endocrine system.
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It is when the amount of hormones produced is balanced.
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It is when the production of more hormones is counteracted.
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It is when increased hormone secretion is enhanced to produce even more hormones.
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Explanation:
Detailed explanation-1: -Positive feedback occurs when a product feeds back to increase its own production. This causes conditions to become increasingly extreme. An example of positive feedback is milk production by a mother for her baby. As the baby suckles, nerve messages from the nipple cause the pituitary gland to secrete prolactin.
Detailed explanation-2: -Oxytocin production and secretion is controlled by a positive feedback mechanism where release of the hormone causes an action that stimulates more of its own release.
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