The nurse explains the purpose of the negative feedback system used by the endocrine system is what?
A) To change the environment of the pituitary gland
B) To regulate hormone release
C) To maintain hormone concentration at a certain level
D) To control the action of hormones
C
Feedback:
The negative feedback system is a control system in which increasing levels of a hormone lead to decreased levels of releasing and stimulating hormones, leading to decreased hormone levels, which stimulates the release of releasing and stimulating hormones; it allows tight control of the endocrine system. It does not involve changing the environment or control the action of hormones.
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