Mineralocorticoid actions — Flashcards

Flashcard 1: Aldosterone _____ the number of luminal membrane K+ channels in the late distal tubule and collecting duct

Answer: increases

Flashcard 2: Aldosterone upregulates _____ channels on the apical membranes of the principal cells, increasing K+ excretion

Answer: K+

Flashcard 3: Aldosterone upregulates the _____ pump on the apical membrane of the -intercalated cells, increasing H+ excretion

Answer: H+ ATPase

Flashcard 4: _____ is a hormone that increases renal Na+ reabsorption, thereby restoring ECF volume and blood volume to normal

Answer: Aldosterone

Flashcard 5: Secondary hyperaldosteronism is due to activation of _____ system

Answer: renin-angiotensin

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Flashcard 6: What is the effect of the FGF gene?

Answer: stimulates mitosis of underlying mesoderm, lengthening of limbs

Flashcard 7: autonomic nervous system

Answer: neural crest

Flashcard 8: number 10

Answer: intermediate horn sympathetics

Flashcard 9: reticular activating system

Answer: reduced wakefullness and arousability (e.g. coma)

Flashcard 10: What cells and tissue make CSF?

Answer: ependymal cells of choriod plexus