Which of the Following Statements Is True of Events During

question 20

Multiple Choice

Which of the following statements is true of events during childbirth?

• A) Progesterone inhibits and estrogen stimulates contractions of uterine muscle.
• B) Mechanical stimuli increase the release of oxytocin by the posterior pituitary.
• C) Both hormonal and mechanical stimuli contribute to the onset of labor.
• D) The onset of labor is marked by increased oxytocin secretion by the pituitaries of
• Both mother and fetus.
• E) All of the above

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