Acid base balance Flashcards

1
Q

Normal ph

A

7.35-7.45

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2
Q

Below 7.35

A

Acidotic

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3
Q

Above 7.45

A

Alkalotic

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4
Q

Base

A

Bicarbonate

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5
Q

Carbon dioxide

A

Acid

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6
Q

Hydrogen ions

A

High acids

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7
Q

Lungs

A

CO2

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8
Q

Kidneys

A

Hydrogen ions and bicarbonate

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9
Q

Metabolic alkalosis causes

A

Vomiting, NGT suctioning

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10
Q

Metabolic acidosis causes

A

Diarrhea, renal failure, DKA

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11
Q

Respiratory acidosis

A

Hypoventilation, rapid and shallow respirations, decreased BP, skin/mucosa pale-cyanotic, headache, hyperkalemia, dysrhythmias (increased k+), drowsiness/dizziness/disorientation, muscle weakness, hyperreflexia

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12
Q

Respiratory acidosis causes

A

respiratory depression, anesthesia overdose, increased ICP, airway obstruction, decreased alveolar capillary diffusion (pneumonia, COPD, ARDS, PE)

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13
Q

Metabolic acidosis signs

A

headache, decreased BP, hyperkalemia, muscle twitching, warm and flushed skin, nausea/vomiting/diarrhea, changes in LOC, Kussmaul respirations (compensatory hyperventilation)

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14
Q

Metabolic acidosis causes

A

DKA, severe diarrhea, renal failure, shock

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15
Q

Respiratory alkalosis

A

seizures, deep/rapid breathing, hyperventilation, tachycardia, decreased or normal BP, hypokalemia, numbness, lethargy and confusion, light headedness, nausea/vomiting

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16
Q

Respiratory alkalosis causes

A

hyperventilation, mechanical ventilation

17
Q

Metabolic alkalosis signs

A

confusion, dysrhythmias (tachycardia from decreased k+), compensatory hypoventilation, dizziness, increased irritability, nausea/vomiting/diarrhea, increased anxiety and seizures, tremors, muscle cramps, tingling of fingers and toes (decreased serum Ca+)

18
Q

PaCO2 normal values

A

35 (alkalotic) - 45 (acidotic)

19
Q

HCO3 normal value

A

22-26

20
Q

Kidneys control

A

Hydrogen H+ ions (acid), found in the urine, bicarbonate, found in intestines

21
Q

Lungs control

A

carbon dioxide CO2, breath in O2 & breath out CO2, hypoventilation leads to higher CO2, hyperventilation leads to lower CO2

22
Q

Respiratory acidosis values

A

low pH, high PaCO2, normal HCO3

23
Q

Respiratory alkalosis values

A

high pH, low PaCO2, HCO3 normal

24
Q

Metabolic acidosis values

A

low pH, normal PaCO2, low HCO3

25
Q

Metabolic alkalosis values

A

high pH, normal PaCO2, high HCO3