ADRENAL: 120 Flashcards

1
Q

Name the 3 zones of the adrenal cortex

A

glomerulosa: mineralcorticoids
fasciculata: glucocorticoids
reticularis: sex hormones

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2
Q

describe the mechanism of secretion of aldosterone

A

juxtaglomerular apparatus produces renin.

-Renin converts angiotensinogen (by liver) in Angiotensin 1

-Angiotensin 1 is converted in Angiotensin 2 in pulmonary capillary endothelium

-angiotensin 2 stimulates secretion of aldosterone

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3
Q

what stimulates secretion of aldosterone? what are it’s functions?

A

-sintesi dell’aldosterone viene generato quando l’organismo richiede una maggiore pressione sanguigna, un maggior volume plasmatico e un aumento di ioni Na+ nel sangue

-riassorbimento del sodio e di acqua

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4
Q
A
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