LECTURE 1 B8 Hormones Flashcards
Stimulates secretion of TSH and prolactin
what gland of origin? what hormone?
Hypothalamus
Thyrotropin- releasing hormone (TRH)
Stimulates secretion of ACTH
what gland of origin? what hormone?
Hypothalamus
Stimulates secretion of ACTH
Stimulates secretion of LH and FSH
what gland of origin? what hormone?
Hypothalamus
Gonadotropin-releasing hormone (GnRH)
Inhibits secretion of growth hormone
what gland of origin? what hormone?
Hypothalamus
Somatostatin
Stimulates secretion of growth hormone
what gland of origin? what hormone?
Hypothalamus
Growth hormone- releasing hormone (GHRH)
Stimulates synthesis and secretion of thyroid hormones
what gland of origin? what hormone?
Anterior pituitary
Thyroid-stimulating hormone (TSH)
Stimulates sperm maturation in sertoli cells of testes
Stimulates follicular development and estrogen synthesis in ovaries
what gland of origin? what hormone?
Anterior pituitary
Follicle-stimulating hormone (FSH)
Stimulates testosterone synthesis in Leydig cells of testes
Stimulates ovulation, formation of corpus luteum, estrogen and progesterone synthesis in ovaries
what gland of origin? what hormone?
Anterior pituitary Luteinizing hormone (LH)
Stimulates protein synthesis and overall growth
what gland of origin? what hormone?
Anterior pituitary
Growth hormone
Stimulates milk production and secretion in breast
what gland of origin? what hormone?
Anterior pituitary
Prolactin
Stimulates synthesis and secretion of adrenal cortical hormones (cortisol, androgens, and aldosterone)
what gland of origin? what hormone?
Anterior pituitary Adrenocorticotropic hormone (ACTH)
Stimulates milk ejection from breasts and uterine contractions
what gland of origin? what hormone?
Posterior Pituitary
Oxytocin
Stimulates water reabsorption in principal cells of collecting ducts and constriction of arterioles
what gland of origin? what hormone?
Posterior pituitary
Vasopressin or antidiuretic hormone (ADH)
Decreases serum [Ca2+]
what gland of origin? what hormone?
Thyroid
Calcitonin
Increases serum [Ca2+]
what gland of origin? what hormone?
Parathyroid Parathyroid hormone (PTH)
Stimulates estrogen and progesterone synthesis in corpus luteum of early pregnancy
what gland of origin? what hormone?
Placenta
Human chorionic gonadotropin (HCG)
Has growth hormone- like and prolactin-like actions during pregnancy
what gland of origin? what hormone?
Placenta
Human placental lactogen (HPL), or human chorionic somatomammotropin
Decreases blood [glucose]
what gland of origin? what hormone?
Pancreas
Insulin (Beta cells)
Increases blood [glucose]
what gland of origin? what hormone?
Pancreas
Glucagon (Alpha cells)
catalyzes conversion of angiotensinogen to angiotensin I
what gland of origin? what hormone?
Kidney
Renin
Stimulates GNG; inhibits inflammatory response; suppresses immune response; enhances vascular responsiveness to catecholamines
what gland of origin? what hormone?
Adrenal Cortex
Cortisol (glucocorticoid)
INcreases renal Na+ reabsorption, K+ secretion, and H+ secretion
what gland of origin? what hormone?
Adrenal Cortex
Aldosterone (mineralocorticoid)
See actions of testosterone from testes
what gland of origin? what hormone?
Adrenal Cortex
Dehydroepiandrosterone (DHEA) and androstenedione (adrenal androgens)
Stimulates spermatogenesis; stimulates male secondary sex characteristics
what gland of origin? what hormone?
Testes
Testosterone
Stimulates growth and development of female reproductive system, follicular phase of menstrual cycle, development of breasts, prolactin secretion; maintains pregnancy
what gland of origin? what hormone?
Ovaries
Estradiol
Stimulates luteal phase of menstrual cycle; maintains pregnancy
what gland of origin? what hormone?
Ovaries
Progesterone
See actions of estradiol and progesterone from ovaries
what gland of origin? what hormone?
Estradiol and progesterone
See actions of estradiol and progesterone from ovaries
See actions of estradiol from ovaries
what gland of origin? what hormone?
Placenta
Estriol
See actions of progesterone from ovaries
what gland of origin? what hormone?
Placenta
Progesterone
INcreases intestinal absorption of Ca2+; bone mineralization
what gland of origin? what hormone?
Kidney
1,25- Dihydroxycholecalciferol
INhibits secretion of prolactin
what gland of origin? what hormone?
Hypothalamus
Dopamine or prolactin-inhibiting factor (PIF)
Stimulates skeletal growth; oxygen consumption; heat production; protein, fat, and carbohydrate utilization; perinatal maturation of the central nervous system
what gland of origin? what hormone?
Thyroid Triiodothyronine (T3) and L-thyroxine (T4)
SNS functions
what gland of origin? what hormone?
Adrenal Medulla
Norepinephrine, epinephrine
