27
QuizMultiple Choice

Unit Test — Unit test

Question 27 • 2026-2027 EDGE Human Anatomy and Physiology A

Padma is having a baby. Which best describes how her body will keep her in homeostasis?

Answer
A
A positive feedback mechanism increases the release of oxytocin to promote further contractions.
B
A negative feedback mechanism increases the release of oxytoxin to promote further contractions.
C
A positive feedback mechanism decreases the release of oxytoxin to promote further contractions.
D
A negative feedback mechanism decreases the release of oxytoxin to promote further contractions.

Explanation

During labor, contractions push the baby against the cervix, and this stretching triggers the release of more oxytocin. Oxytocin strengthens contractions, causing more stretching and further oxytocin release. This amplifies the original change, which is positive feedback, so the best choice is “A positive feedback mechanism increases the release of oxytocin to promote further contractions.”

AI-written and checked against the verified answer.

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