EQUILIBRIO ACIDO-BASE Flashcards

1
Q
  1. Chetoacidosi diabetica
A

: porta a acidosi normocloremica

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2
Q
  1. Ruolo del rene nell’equilibrio acido-base
A

: rigenerazione bicarbonato

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2
Q
  1. Contributo renale nella regolazione del pH:
    a. Eliminazione NH4
    b. Eliminazione Cl
    c. Filtrazione e riassorbimento HCO3
A

c. Filtrazione e riassorbimento HCO3

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3
Q
  1. Funzione del rene nel mantenimento del pH:
A

escrezione di H+ tramite NH4+ (confermata dalla Giuliani)

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4
Q
  1. Acidosi metabolica:
A

bicarbonato < 22 mEq/dL

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5
Q
  1. Alcalosi metabolica: bicarbonato > 26 mEq/dL
A

: bicarbonato > 26 mEq/dL

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6
Q
  1. Ipoventilazione
A

: comporta acidosi respiratoria

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7
Q
  1. Potere tamponante HCO3-
A

: 50%

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7
Q
  1. Quali sono i chetoacidi
A

: acido acetico, acetone, beta-idrossibutirrato

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8
Q
  1. Il tamponamento H+ da parte di Hb porta:
    a. Iperkaliemia
    b. Ipokaliemia
    c. Sferocitosi
    d. Alcalosi intracellulare
    e. Acidosi intracellulare
A

e. Acidosi intracellulare

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9
Q
  1. PH del sangue
A

: 7.4

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9
Q
  1. HCO3-/H2CO3
A

: 20/1

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10
Q
  1. Acidi titolabili nelle urine
A

: fosfati (acido fosforico) e solfati (acido solforico)

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