Anterior Pituitary Hormones

Question 1

Name some important hormones produced by the anterior pituitary

Answer 1

Thyroid stimulating hormone (TSH)
Adrenocorticotropin hormone (ACTH)
Growth hormone (GH)
Prolactin (PRL)
Follicle-stimulating hormone (FSH)
Luteinising hormone (LH)

Question 2

Thyrotropin is also known as

Answer 2

Thyroid-stimulating hormone

Question 3

Corticotropin is also known as

Answer 3

Adrenocorticotropin hormone (ACTH)

Question 4

Somatotropin is also known as

Answer 4

Growth hormone (GH)

Question 5

Describe how hormones regulate the secretion of somatotropin

Answer 5

GH-releasing hormone (GNRH)
Somatostatin (GHIH)
Ghrelin (hormone from the stomach, secretes GH in response to food)

Question 6

Describe the action of somatotropin

Answer 6

GH stimulates
IGF-1 secretion from the liver
Growth
Protein synthesis (anabolic effects)
Lipolysis (mobilisation of fatty acids and glycerol)
Inhibits glucose utilisation —> inhibits insulin