Positive Feedback: When estrogen levels are low they send a message to the hypothalamus that tells the pituitary gland to secrete more FSH and LH to bring the level of estrogen up.
Negative feedback: When estrogen levels are high and they send a message to the hypothalamus that stops it from telling the pituitary gland to secrete FSH and LH.
Remember the chart Mrs. Stein showed us in class? That will help a lot.
And for the endocrine system, I am not sure what you are looking for there.
Positive Feedback:
ReplyDeleteWhen estrogen levels are low they send a message to the hypothalamus that tells the pituitary gland to secrete more FSH and LH to bring the level of estrogen up.
Negative feedback:
When estrogen levels are high and they send a message to the hypothalamus that stops it from telling the pituitary gland to secrete FSH and LH.
Remember the chart Mrs. Stein showed us in class? That will help a lot.
And for the endocrine system, I am not sure what you are looking for there.