After Milk Production Begins,it Continues as Long as the Baby

Multiple Choice

After milk production begins,it continues as long as the baby suckles,but ends otherwise.This maintenance is provided by nervous stimulation sent to the ____,which eventually causes production of ____.

A) ovaries; prolactin
B) pituitary; prolactin
C) hypothalamus; oxytocin
D) ovaries; oxytocin
E) uterus; estrogen