Labor, the forceful contraction of the uterine smooth muscles, is induced by the hormone ____ which is secreted from the posterior pituitary gland.

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Quizplus · Accepted Answer

Labor is induced by the hormone oxytocin, which is released from the posterior pituitary gland. Cortisol and epinephrine are stress hormones and are not directly involved in inducing labor. Calcitonin is a hormone that regulates calcium levels in the body and is also not involved in labor induction.

Labor, the Forceful Contraction of the Uterine Smooth Muscles, Is