🏟️ Pituitary Gland

What does TRH ( Thyrotropin-Releasing Hormone do

Tells pituitary to release TSH to stimulate the thyroid.

Which hormone causes milk production?

Prolactin (PRL)

What hormone causes milk letdown during breastfeeding?

Oxytocin

What hormone helps the body retain water and increase blood pressure?

ADH (Antidiuretic Hormone)

Which hypothalamic hormone stops prolactin from being made?

PIH (Dopamine)

Which two hormones are released by the posterior pituitary?

Oxytocin and ADH

What does hGH (human growth hormone) do?

Stimulates body growth, metabolism, and tissue repair.

What does TSH (thyroid-stimulating hormone) do?

Tells the thyroid to release T3 and T4 (metabolism hormones).

What does ACTH (adrenocorticotropic hormone) do?

Stimulates adrenal cortex to release cortisol.

What does PRL (prolactin) do?

Stimulates milk production in the mammary glands.

What does FSH (follicle-stimulating hormone) do in females?

Stimulates follicle and egg development in the ovaries.

What does FSH (follicle-stimulating hormone)do in males?

Stimulates sperm production in the testes.

What does LH (luteinizing hormone) do in females?

Triggers ovulation and supports progesterone production.

What does LH (luteinizing hormone)do in males?

Stimulates testosterone production by the testes.

Where are ADH and oxytocin actually made?

In the hypothalamus (posterior pituitary just stores/releases them).

What does ADH (antidiuretic hormone) do

Conserves water in the kidneys and increases blood pressure.

What does oxytocin do during labor?

Causes strong uterine contractions to help deliver the baby.

What does oxytocin do after birth?

Triggers milk letdown (ejection) during breastfeeding.

What triggers ADH release?

Dehydration or low blood pressure.

What condition results from lack of ADH?

Diabetes insipidus (causes excessive urination and thirst).