Cursul 3 Flashcards

1
Q

In fiecare zi se filtreaza 4300ml de anioni bicarbonici

A

Fals. 4300mmoli

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2
Q

Glucocorticoizii au un efect mineralocorticoid pe reabsorbtia de Na

A

Adevarat.

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3
Q

La reabsorbtia de fosfati in tubul contort proximal efectul net pe celula e unul negativ.

A

Fals. Pentru un anion fosfat sunt transportati 2 fie 3 ioni de Na.

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4
Q

Fosfatii nedifuzibili formeaza complexe fosfoproteice.

A

Fals. fosfocalcice

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5
Q

In diureza osmotica se elimina o cantitate mare de urina cu o presiune osmotica mica

A

Fals. presiunea osmotica va fi mare deoarece nu se mai reabsorb ionii de Na

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6
Q

Acetazolamida inhiba transportorii NHE3

A

Fals. Inhiba anhidraza carbonica si scade secretia acida.

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7
Q

Pompa de H/K e inhibata de omeprazol

A

Adevarat.

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8
Q

Care este componenta majora a aciditatii titrabile a urinii?

A

H+ care au substituit Na din fosfatul disodic.

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9
Q

Din alimentatie provin 50-150mEqK/24h

A

A

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