Hormones List Flashcards
Adrenocorticotropic hormone
Made in: anterior pituitary
Action: stimulate adrenal cortex to ⤴️ cortisol
Secretion stimulated by: ⤵️ cortisol levels via hypothalamus (⤴️ releasing hormone)
Diseases/notes: ACTH acts primarily on Zona fasciculata
Thyroid stimulating
Made in: anterior pituitary
Action: stimulates thyroid to relapse T3, T4
Secretion stimulated by: ⤵️ T3 and T4 via hypothalamus ( ⤴️ releasing hormone)
Diseases/notes: TSH also causes thyroid gland to grow
Follicle stimulating hormone
Made in: anterior pituitary
Action: female (egg production) male (sperm production)
Secretion stimulated by: ⤵️ estrogen or testosterone, hypothalamus (⤴️ releasing hormone)
Diseases/notes:
Luteinizing hormone
Made in: anterior pituitary
Action: female (ovulation) male (testosterone)
Secretion stimulated by: same as FSH , ⤴️ estrogen causes ovulation
Diseases/notes:
Melanocyte stimulating hormone
Made in: anterior pituitary
Action: ⤴️ skin pigmentation
Secretion stimulated by: hypothalamus (⤴️ releasing hormone)
Diseases/notes:
Human growth hormone
Made in: anterior pituitary
Action: growth/esp bone , ⤴️glucose, ⤴️protein synthesis, lipolysis
Secretion stimulated by: hypothalamus (⤴️ releasing hormone)
Diseases/notes: ⤴️ gigantism, ⤴️ acromegaly (adults), ⤵️ dwarfism, requires somatomedins
Prolactin
Made in: anterior pituitary
Action: maintain milk secretion
Secretion stimulated by: hypothalamus (⤴️ releasing hormone)
Diseases/notes: in males may increase testosterone
Oxytocin
Made in: hypothalamus
Action: uterine contractions, “let-down” reflex
Secretion stimulated by: cervix dilation or sucking (nipple) via hypothalamus
Diseases/notes: role in sexual intercourse (contraction of ductus deferens)
Antidiuretic
Made in: hypothalamus
Action: makes DCT/CD (kidney) permeable to water
Secretion stimulated by: ⤴️ osmolarity via hypothalamus
Diseases/notes: ⤵️ diabetes insipidus
Releasing and inhibiting hormones
Made in: hypothalamus
Action: ⤴️ or ⤵️ secretion of anterior pituitary hormones
Secretion stimulated by: negative feedback mechanism
Diseases/notes:
Thyroxine and triiodothyronine (T3 and T4)
Made in: thyroid
Action: ⤴️ metabolism, ⤴️❤️rate, growth & nervous development
Secretion stimulated by: ⤴️ TSH from anterior pituitary
Diseases/notes: ⤵️ hypothyroidism, ⤵️ cretinism, ⤴️ hyperthyroidism, ⤴️ Graves’ disease
Calcitonin
Made in: thyroid
Action: ⤵️ blood Ca+ / puts Ca+ into bone
Secretion stimulated by: ⤴️ blood Ca+
Diseases/notes: inhibits osteoclasts
Parathyroid hormone
Made in: parathyroid
Action: ⤴️Ca+ in blood, ⤴️osteoclast activity, ⤴️Mg ⤵️Phosphate
Secretion stimulated by: ⤵️ blood Ca+
Diseases/notes: ⤵️ hypoparathyroidism , ⤴️hyperparathyroidism
Aldosterone
Mineralcorticoids
Made in: adrenal cortex (Zona glomerulosa)
Action: ⤴️ Na+ in blood, ⤵️ K+ in blood
Secretion stimulated by: ⤵️Na+,⤴️K+, ⤴️angiotensin II
Diseases/notes: important hormone that controls K+
Cortisol
Glucocorticoids
Made in: adrenal cortex (Zona fasiculata)
Action: ⤴️glucose, ⤴️lipolysis, ⤴️protein catabolism, poor wound healing, anti-inflammatory
Secretion stimulated by: ⤴️ ACTH
Diseases/notes: ⤴️ cushings disease, ⤵️Addison’s disease