Acid - base homeostasis Flashcards

1
Q

pH normal range

A

7.35 - 7.45

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2
Q

PaCO2 normal range

A

35 - 45

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3
Q

bicarbonate normal range

A

22 - 26

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4
Q

alkaline/basic means…

A

high pH, low H+ (acids)

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5
Q

acidic means…

A

low pH, high H+ (acids)

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6
Q

metabolic acidosis means…

A

pH below 7.4 w/ low bicarbonate/high acids

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7
Q

metabolic alkalosis means…

A

pH above 7.4 w/ high PaCO2

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8
Q

respiratory acidosis means…

A

pH below 7.4 w/ high PaCO2

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9
Q

respiratory alkalosis means…

A

pH above 7.4 w/ low PaCO2

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10
Q

what is the resp. compensation for metabolic acidosis?

A

hyperventilation

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11
Q

what decreases the base in metabolic acidosis?

A

diarrhea

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12
Q

a cause of metabolic acidosis is…

A

tissue anoxia

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13
Q

what does ketoacidosis do to cause metabolic acidosis?

A

increases acidity

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14
Q

early and late manifestation of metabolic acidosis?

A

headache, coma

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15
Q

what does respiratory acidosis lead to and how?

A

retention of carbonic acid, hypoventilation

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16
Q

what is respiratory acidosis?

A

too much carbonic acid (H2CO3)

17
Q

what is metabolic acidosis?

A

too much of any acid, except carbonic acid (H2CO3)

18
Q

what is metabolic alkalosis?

A

not enough acid, except carbonic acid (H2CO3)wh

19
Q

at worsens metabolic alkalosis?

A

decreasing arterial CO2

20
Q

how does the body compensate when going through metabolic alkalosis?

A

hypoventilation to conserve CO2

21
Q

what is respiratory alkalosis?

A

low carbonic acid

22
Q

what causes respiratory alkalosis?

A

hyperventilation