hormones Flashcards
(24 cards)
From what gland is TRH secreted and what does it do?
Hypothalamus
Stimulates secretion of TSH and prolactin
From what gland is CRH secreted and what does it do?
hypothalamus
stimulates secretion of growth hormone
From what gland is GnRH secreted and what does it do?
hypothalamus
stimulates secretion of LH and FSH
From what gland is somatostatin secreted and what does it do?
hypothalamus
inhibits secretion of growth hormone
From what gland is dopamine secreted and what does it do?
hypothalamus
inhibits secretion of prolactin
From what gland is TSH secreted and what does it do?
anterior pituitary
stimulates synthesis and secretion of thyroid hormones
From what gland is FSH secreted and what does it do?
anterior pituitary
Stimulates sperm maturation in sertoli cells of testes
Stimulates follicular development and estrogen synthesis in ovaries
From what gland is LH secreted and what does it do?
anterior pituitary
stimulates testosterone synthesis in Leydig cells of testes
Stimulates ovulation, formation of corpus luteum, estrogen and progesterone synthesis in ovaries
From what gland is ACTH secreted and what does it do?
anterior pituitary
stimulates synthesis and secretion of adrenal cortical hormones
From what gland is MSH secreted?
anterior pituitary
From what gland is growth hormone secreted and what does it do?
anterior pituitary
stimulates protein synthesis and overall growth
From what gland is prolactin secreted and what does it do?
anterior pituitary
stimulates milk production and secretion
From what gland is ADH secreted and what does it do?
posterior pituitary
stimulates water reabsorption in principal cells of collecting ducts and constriction of arterioles
From what gland is oxytocin secreted and what does it do?
posterior pituitary
stimulates milk ejection from breasts and uterine contractions
From what gland is T3/T4 secreted and what does it do?
thyroid
stimulates skeletal growth, O2 consumption, heat production, protein, fat and carb utilization & perinatal maturation of CNS
From what gland is calcitonin secreted and what does it do?
thyroid
decreases serum [Ca]
From what gland is PTH secreted and what does it do?
parathyroid
increases serum [Ca]
From what gland is cortisol secreted and what does it do?
adrenal cortex
stimulates gluconeogenesis
inhibits inflammatory response
suppresses immune response
enhances vascular response to catecholamines
From what gland is aldosterone secreted and what does it do?
adrenal cortex
increases renal Na absorption, k+ and H+ secretion
From what gland is testosterone secreted and what does it do?
testes
stimulates spermatogenesis and secondary sex characteristics
From what gland is estradiol secreted and what does it do?
ovaries & corpus luteum
Stimulates growth and development of female reproductive system, follicular phase of menstrual cycle, development of breasts, prolactin secretion
maintains pregnancy
From what gland is progesterone secreted and what does it do?
ovaries and corpus luteum
stimulates luteal phase of menstrual cycle
maintains pregnancy
From what gland is hCG secreted and what does it do?
placenta
stimulates estrogen and progesterone synthesis in early pregnancy
From what gland is hPL secreted and what does it do?
placenta
growth hormone and prolactin - like actions during pregnancy
