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Pituitary Gland Hormones Quiz

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Questions and Answers

What is the primary function of prolactin hormone during pregnancy?

Increase milk secretion (correct)

Promote cervical dilatation

Stimulate uterine contraction

Induce vaginal bleeding

Which hormone is responsible for uterine contraction before and after delivery?

Prolactin

Oxytocin (correct)

Estrogen

Progesterone

What effect does oxytocin have on uterine blood vessels after delivery?

Dilate blood vessels

Decrease bleeding (correct)

No effect on blood vessels

Increase vaginal bleeding

How does oxytocin facilitate milk ejection during breastfeeding?

Induces uterine cramping Signup and view all the answers

When does the level of oxytocin increase significantly?

During pregnancy Signup and view all the answers

What physiological changes occur in the uterus due to oxytocin during delivery?

Constriction of uterine blood vessels Signup and view all the answers

How does oxytocin help in the descent of the fetus during delivery?

Inducing uterine cramping Signup and view all the answers

Which of the following statements is true regarding prolactin hormone during pregnancy?

It promotes the glandular production of colostrum Signup and view all the answers

What is the role of oxytocin in milk ejection during breastfeeding?

Inducing uterine cramping Signup and view all the answers

How does oxytocin contribute to reducing postpartum bleeding?

Constricting uterine blood vessels Signup and view all the answers