POSTERIOR PITUITARY GLAND

Question 1

This posterior pituitary hormone supports uterine contraction during labor to help expel the fetus and placenta.

Answer 1

Oxtocin

Question 2

This posterior pituitary hormone supports milk ejection from the mammary glands in response to suckling by contraction of myoepithelial cells surrounding the ducts and alveoli of the gland.

Answer 2

Oxytocin

Question 3

This posterior pituitary hormone is produced when there is response to low blood volume (or water depletion) to help increase water reabsorption by the kidneys, subsequently supporting proper blood volume.

Answer 3

Antidiuretic hormone (ADH) or Vasopressin