LECTURE 1 B8 Hormones Flashcards by Brent Kramer

Stimulates secretion of TSH and prolactin

what gland of origin? what hormone?

Hypothalamus

Thyrotropin- releasing hormone (TRH)

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Stimulates secretion of ACTH

what gland of origin? what hormone?

Hypothalamus

Stimulates secretion of ACTH

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Stimulates secretion of LH and FSH

what gland of origin? what hormone?

Hypothalamus

Gonadotropin-releasing hormone (GnRH)

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Inhibits secretion of growth hormone

what gland of origin? what hormone?

Hypothalamus

Somatostatin

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Stimulates secretion of growth hormone

what gland of origin? what hormone?

Hypothalamus

Growth hormone- releasing hormone (GHRH)

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Stimulates synthesis and secretion of thyroid hormones

what gland of origin? what hormone?

Anterior pituitary

Thyroid-stimulating hormone (TSH)

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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)

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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)

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Stimulates protein synthesis and overall growth

what gland of origin? what hormone?

Anterior pituitary

Growth hormone

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Stimulates milk production and secretion in breast

what gland of origin? what hormone?

Anterior pituitary

Prolactin

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Stimulates synthesis and secretion of adrenal cortical hormones (cortisol, androgens, and aldosterone)
what gland of origin? what hormone?

Anterior pituitary
Adrenocorticotropic hormone (ACTH)

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Stimulates milk ejection from breasts and uterine contractions
what gland of origin? what hormone?

Posterior Pituitary

Oxytocin

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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)

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Decreases serum [Ca2+]

what gland of origin? what hormone?

Thyroid

Calcitonin

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Increases serum [Ca2+]

what gland of origin? what hormone?

Parathyroid
Parathyroid hormone (PTH)

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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