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alex41 [277]
3 years ago
11

How does the endocrine system change over a period?​

Biology
1 answer:
Alika [10]3 years ago
8 0
Answer::: Brain structures called the hypothalamus and pituitary gland control the menstrual cycle. The hypothalamus triggers the pituitary gland to make hormones that trigger the ovaries to make oestrogen and progesterone. ... Disorders of the hypothalamus, pituitary gland or ovaries can affect menstruation, causing amenorrhoea
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