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28 Cards in this Set
- Front
- Back
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Different zones of adrenal cortex and what they produce
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Z. Glomerulosa - Aldo
Z. Fasciculata - Cortisol, sex hormones Z. Reticularis - Sex hormones Medulla - catecholamines (NE, epi) |
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most common tumor of adrenal medulla in adults
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pheochromocytoma
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most common tumor of adrenal medulla in children
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neuroblastoma
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hormones secreted from post pit
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ADH, oxytocin (both actually made in hypothalamus and shipped to pituitary)
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embryo origin of post pit
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neuroectoderm
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embryo origin of ant pit
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oral (surface) ectoderm
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hormones secreted from ant pit
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My FLAT PiG
MSH FSH LH ACTH TSH Prolactin GH |
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same common alpha subunit in which hormones
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FL_(h)T
FSH LH hcG TSH |
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cells of pancreas and what they secrete
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alpha - glucagon
beta - insulin delta - somatostatin |
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embryo origin of islets of Langerhans
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pancreatic buds (p247, read it, bro)
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Dopamine inhibits ___ secretion
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prolactin
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(+) on desmolase, (-) on desmolase
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(+) - ACTH
(-) - ketoconazole |
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What stimulates aldosterone synthase?
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AGII
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dec sex hormones, dec cortisol, inc mineralocorticoids, hypertension, hypokalemia
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17-alpha hydroxylase def
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dec cortisol, dec mineralocorticoids, inc sex hormones. Masculinzation, female pseudohermaphroditism, hypotension, hyponatremia, hyperkalemia
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21beta hydroxylase def
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dec cortisol, dec aldosterone and corticosterone, inc sex hormones. masculinzation. hypertension
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11-beta hydroxylase def.
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source of PTH
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chief cells of parathyroid
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4 functions of PTH
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- inc bone resorption of Ca and PO4
- inc kidney reabsorption of Ca in DCT - dec kidney reabsorption of PO4 - inc Vit D production by stim. 1-alpha hydroxylase |
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vit D2 = plants;
vit D3 = sun |
FYI - no question here
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25OH vit D found ____
1,25 (OH)2 vit D found ____ |
liver; kidney
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3 functions of Vit D
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- inc absorption of Ca
- inc absorption of PO4 - inc bone resorption of Ca and PO4 |
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source of calcitonin
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parafollicular (C cells) of thyroid
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function of calcitonin
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opposes PTH; dec bone resorption of calcium
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steroid-thyroid hormones
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PET CAT:
Progesterone Estrogen Testosterone Cortisol Aldosterone Thyroxine, T3 |
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Inc sex-hormone binding globulin (SHBG) leads to ___
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gynecomastia
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Dec SHBG leads to ___
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hirsutism
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T3 functions
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4B;
Brain maturation Bone growth Beta-adrenergic effects BMR inc |
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dec TBG in ___; inc TBG in ___
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dec TBG - hepatic failure
inc TBG - pregnancy |
