Hormone Functions Flashcards Preview

Zak, ENDO > Hormone Functions > Flashcards

Flashcards in Hormone Functions Deck (28):
1

What does TRH do?

Stimulates secretion of TSH and Prolactin

2

What does CRH do?

Stimulates secretion of ACTH

3

What does GnRH do?

Stimulates secretion of LH and FSH

4

What does Somatostatin do?

Inhibits secretion of GH

5

What does Dopamine do?

Inhibits secretion of Prolactin

6

What does GHRH do?

Stimulates secretion of GH

7

What does TSH do?

Stimulates synthesis and secretion of thyroid hormones

8

What does FSH do?

Testes: Stimulates maturation of sperm in Sertoli cells
Ovaries: Stimulates follicular development and estrogen synthesis

9

What does LH do?

Testes: Stimulates testosterone synthesis in Leydig cells
Ovaries: Stimulates ovulation, formation of corpus luteum, and estrogen and progesterone synthesis

10

What does ACTH do?

Stimulates synthesis and secretion of adrenal cortical hormones (cortisol, androgens, aldosterone)

11

What does MSH do?

Stimulates Melanin synthesis

12

What does GH do?

Stimulates protein synthesis and overall growth

13

What does Prolactin do?

Stimulates milk production and secretion in breasts

14

What does ADH do?

Stimulates water absorption in principal cells and constriction of arterioles

15

What does Oxytocin do?

Stimulates milk ejection from breasts and uterine contractions

16

What do T3/T4 do?

Stimulate skeletal growth, O2 consumption, heat production, macro utilization, and perinatal maturation of CNS

17

What does Calcitonin do?

Decreases serum [Ca]

18

What does PTH do?

Increases serum [Ca]

19

What does Cortisol do?

Stimulates gluconeogenesis, inhibits inflammatory response, suppresses immune response, enhances vascular responsiveness to catecholamines

20

What does Aldosterone do?

Increases renal Na absorption, K secretion, and H secretion

21

What do Adrenal Androgens do?

Stimulate spermatogenesis and male secondary sex characteristics

22

What does Testosterone do?

Stimulates spermatogenesis and male secondary sex characteristics

23

What does Estradiol do?

Stimulates growth and development of female reproductive system, follicular phase of menstrual cycle, development of breasts, prolactin secretion, and maintains pregnancy

24

What does Progesterone do?

Stimulates luteal phase of menstrual cycle, maintains pregnancy

25

What does Insulin do?

Decreases blood [glucose]

26

What does Glucagon do?

Increases blood [glucose]

27

What does HCG do?

Stimulates estrogen and progesterone synthesis in corpus luteum of early pregnancy

28

What does HPL do?

Has growth hormone-like and prolactin-like actions during pregnancy