Which of the following initiates the birth process?

A. CRH targets the fetal anterior pituitary to release ACTH.
B. The hypothalamus signals the posterior pituitary to secrete oxytocin.
C. Progesterone production levels decrease around six months, while estrogen levels keep increasing making the uterus more likely to contract.
D. All of these happen to initiate the birth process.


Answer: D

Anatomy & Physiology

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