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Questions and Answers
Which equation represents the pH calculation for metabolic acidosis?
Which equation represents the pH calculation for metabolic acidosis?
- pH = 6.1 + log( rac{[PCO2]}{40mmHg})
- pH = 6.1 + log( rac{[HCO3^-]}{24mmol}) (correct)
- pH = 6.1 + log( rac{[PCO2]}{0.03x40mmHg})
- pH = 6.1 + log( rac{[HCO3^-]}{1.2mmol})
What is the pH value in respiratory acidosis when the PCO2 is 60mmHg and the HCO3^- is 32mM?
What is the pH value in respiratory acidosis when the PCO2 is 60mmHg and the HCO3^- is 32mM?
- 7.7
- 7.3
- 7.5
- 7.1 (correct)
What causes acute respiratory acidosis?
What causes acute respiratory acidosis?
- CNS depression—drugs, CNS event
- Neuromuscular disorders—myopathies, neuropathies
- Acute airway obstruction—upper airway, laryngospasm, bronchospasm
- All of the above (correct)
What is the pH value in respiratory alkalosis when the PCO2 is 20mmHg and the HCO3^- is 28mM?
What is the pH value in respiratory alkalosis when the PCO2 is 20mmHg and the HCO3^- is 28mM?
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What is the relationship between PCO2 and pH in respiratory acidosis?
What is the relationship between PCO2 and pH in respiratory acidosis?
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