GENERAL HISTOLOGY

CONNECTIVE TISSUE GLAND

ENDOCRINE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
An increase in hormone A causes an increase in hormone B, which then causes a decrease in A.
A
failure to maintain homeostasis
B
hormonal control
C
negative feedback inhibition
D
positive feedback inhibition
Explanation: 

Detailed explanation-1: -The hormone feedback mechanism is the mechanism that keeps the hormone balance. Increased or decreased hormone concentrations can occasionally stimulate and promote hormone release or inhibit hormone secretion. It’s known as feedback.

Detailed explanation-2: -In negative feedback systems, a stimulus causes the release of a substance whose effects then inhibit further release. In this way, the concentration of hormones in blood is maintained within a narrow range. For example, the anterior pituitary signals the thyroid to release thyroid hormones.

Detailed explanation-3: -Most hormones are controlled by negative feedback, in which the hormone feeds back to decrease its own production. This type of feedback brings things back to normal whenever they start to become too extreme. Positive feedback is much less common because it causes conditions to become increasingly extreme.

Detailed explanation-4: -The release of oxytocin from the posterior pituitary gland during labor is an example of positive feedback mechanism.

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