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QUESTION
During parturition, a positive-feedback mechanism occurs when __________ stimulates the secretion of __________ , which results in uterine...
During parturition, a positive-feedback mechanism occurs when __________ stimulates the secretion of __________ , which results in uterine contractions.
A) progesterone, estrogen
B) estrogen, progesterone
C) estrogen, oxytocin
D) oxytocin, estrogen
E) uterine stretch, oxytocin
