Hormone Function

Question 1

Oxytocin

Answer 1

Uterine Contraction

Emotional Bonding

Question 2

Vasopressin (ACTH)

Answer 2

Retain Water

Increase aquaporin channels in collecting duct

DCT

Question 3

FSH

Answer 3

Female: Initiate follicle growth

Male: Increase spermatocyte development

Both: Maturation of germ cells

Question 4

LH

Answer 4

Female: Ovulation, follicle becomes corpus leuteum

Male: Leydig cells –> increase testosterone

Question 5

ACTH

Answer 5

Increase Adrenal release of Corticosteroids

Question 6

TSH

Answer 6

Increase Thyroid relase of T3 and T4

Question 7

Prolactin

Answer 7

Mammary gland enlargement

Milk production

Question 8

Endorphin

Answer 8

Pain relief

Question 9

Growth hormone

Answer 9

Growth of long bones

General anabolism

Question 10

Calcitonin

Answer 10

Reduce plasma [Ca²⁺]

Question 11

T4 and T3

Answer 11

Increase metabolic rate

Question 12

Parathyroid hormone

Answer 12

Increase plasma [Ca²⁺]

Question 13

Glucagon

Answer 13

Increase Blood [Glucose]

Question 14

Insulin

Answer 14

Decrease blood [Glucose]

Question 15

Somatostatin

Answer 15

Suppress: GH, TSH, CCK, Insulin, Glucagon

Question 16

Cortisol

Answer 16

Increase [Glucose]

Immune suppression

Question 17

Aldosterone

Answer 17

Collecting duct (DCT): reabsorb Na+, Secrete K+, water retention, increase BP

Question 18

Epinephrine

Answer 18

Sympathetic repsonse: Increase HR, breathing, etc

Question 19

Estrogen

Answer 19

Female:

1. secondary sex characteristics
2. endometrial development during menstrual cycle
3. increased concentration leads to LH surge

Question 20

Progesterone

Answer 20

Thickens, maintains endometrium in preparation for implanation

Question 21

Testosterone

Answer 21

Development, maintenance of secondary sex characteristics

Question 22

Norepienephrine

Answer 22

Sympathetic resposne of fight or flight

Question 23

hCG

Answer 23

Maintains corpus luteum at start of pregnancy

Question 24

GnRH

Answer 24

Increase LH, FSH release