3. Read the following passage: When oestrogen concentration is high it stimulates the release of LH. LH stimulates the ovaries to release more oestrogen. State whether this is an example of negative or positive feedback and which organs are involved. Explain your answer. (AC1.2).

3. Read the following passage: When oestrogen concentration is high it stimulates the release of LH. LH stimulates the ovaries to release more oestrogen. State whether this is an example of negative or positive feedback and which organs are involved. Explain your answer. (AC1.2).

BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)

10th Edition

ISBN:9781305967359

Author:STARR

Publisher:STARR

Chapter31: Endocrine Control

Section: Chapter Questions

Problem 11SA

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Question

3. Read the following passage:
When oestrogen concentration is high it stimulates the release of LH. LH stimulates the
ovaries to release more oestrogen.
State whether this is an example of negative or positive feedback and which organs are
involved. Explain your answer. (AC1.2).

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Read the following passage: When oestrogen concentration is high it stimulates the release of LH. LH stimulates the ovaries to release more oestrogen. State whether this is an example of negative or positive feedback and which organs are involved. Explain your answer.