Which of the following applies to oxytocin?
1) It stimulates contraction of the uterus after delivery.
2) It stimulates ejection of breast milk during lactation.
3) It stimulates mammary gland production of milk.
4) It is released from the adenohypophysis.
A)1, 2
B)1, 4
C)1, 3, 4
D)1, 2, 3, 4

Question

Quizplus · Accepted Answer

Oxytocin stimulates uterine contractions during and after childbirth and also facilitates the ejection of milk from the mammary glands. It is released from the posterior pituitary gland, not the adenohypophysis (anterior pituitary), and does not stimulate milk production, which is the role of prolactin.

Which of the Following Applies to Oxytocin