Formation d'urine Flashcards

1
Q

Quel est le processus de production d’urine (4)

A
  1. Filtration
  2. Réabsorption
  3. Sécrétion
  4. Excrétion
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2
Q

Tubule contourné proximal (TCP)

A

Absorption (+++): plus grande absorption, absorption des nutriments (glucoses, acides aminés, vitamines, ions) et de l’eau par osmose Sécrétion: Certains médicaments

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3
Q

Deux parties de l’anse du néphron

A

Descendante et ascendante

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4
Q

Absorption de l’anse du néphron descendante

A

Absorption: Eau à partir d’aquaporine

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5
Q

Absorption de l’anse du néphron ascendante

A

Absorption: Na, Cl, K

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6
Q

Absorption du tubule contourné distal (TCD)

A

Absorption: Na, Cl, Ca

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7
Q

Absorption du tubule rénal collecteur (TRC)

A

Eau

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8
Q

Sécrétion du tubule rénal collecteur

A

H + ou HCO 3 - dans le but d’équilibrer le pH sanguin

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