Biologyhard · Past Paper
Which hormone is primarily involved in stimulating uterine contractions during childbirth?
AProlactin
BOxytocin
CProgesterone
DLuteinizing hormone
✓ Correct Answer: B — Oxytocin
Oxytocin is produced by the hypothalamus and released by the posterior pituitary to stimulate uterine contractions and milk ejection.
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