Pressure of the baby's head against the ________ stimulates an increasing level of ________ secretion, which strengthens and increases the rate of uterine contractions until birth of the baby.
A. body of the uterus; oxytocin
B. cervix; oxytocin
C. placenta; estrogens
D. cervix; relaxin
Answer: B
Anatomy & Physiology
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What will be an ideal response?
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