GENERAL HISTOLOGY

CONNECTIVE TISSUE GLAND

ENDOCRINE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is positive feedback?
A
It is when something good happens in the endocrine system.
B
It is when the amount of hormones produced is balanced.
C
It is when the production of more hormones is counteracted.
D
It is when increased hormone secretion is enhanced to produce even more hormones.
Explanation: 

Detailed explanation-1: -A positive feedback loop in the endocrine system is when release of a hormone initiates actions that lead to an additional release of that hormone. Unlike a negative feedback loop, a positive one is not looking to reach homeostasis (stability).

Detailed explanation-2: -: feedback that tends to magnify a process or increase its output.

Detailed explanation-3: -Negative feedback keeps the concentration of a hormone within a relatively narrow range and maintains homeostasis. Very few endocrine hormones are regulated by positive feedback loops. Positive feedback causes the concentration of a hormone to become increasingly higher.

Detailed explanation-4: -Positive and negative feedback mechanisms are two different types of feedback mechanisms. Positive feedback stimulates and increases hormone secretion. Negative feedback stops and inhibits the hormone from being produced.

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