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Questions and Answers
What is the expected normal range for human blood pH?
What is the expected normal range for human blood pH?
- 6.9 to 7.8
- 7.2 to 7.6
- 7.35 to 7.45 (correct)
- 6.5 to 8.0
Which of the following processes helps maintain blood pH homeostasis?
Which of the following processes helps maintain blood pH homeostasis?
- Carbonic acid regulation by the lungs
- Bicarbonate regulation by the kidneys
- Chemical buffers like lactic acid and proteins
- All of the above (correct)
What happens if blood pH goes below 6.9?
What happens if blood pH goes below 6.9?
- Death can occur (correct)
- Nothing, it's still in the normal range
- Acidosis occurs
- Alkalosis occurs
Which groups are most at risk for decompensation due to abnormal blood pH?
Which groups are most at risk for decompensation due to abnormal blood pH?
What laboratory test is used to interpret acid-base balance in the body?
What laboratory test is used to interpret acid-base balance in the body?
What does PaCO2 indicate in an arterial blood gas analysis?
What does PaCO2 indicate in an arterial blood gas analysis?
What is the expected range for HCO3– (bicarbonate) in a normal arterial blood gas analysis?
What is the expected range for HCO3– (bicarbonate) in a normal arterial blood gas analysis?
In respiratory disorders, how do the pH and PaCO2 levels change in relation to each other?
In respiratory disorders, how do the pH and PaCO2 levels change in relation to each other?
What does an increase in acidity of the blood indicate?
What does an increase in acidity of the blood indicate?
What is the first step in interpreting an arterial blood gas analysis?
What is the first step in interpreting an arterial blood gas analysis?
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