ATI PN Custom Fall 2023 Term 2 Exam 3
ATI PN Custom Fall 2023 Term 2 Exam 3 ( 49 Questions)
The client's ABGs are: pH: 7.6. PaCO2: 40 mm Hg. HCO3: 32 mEq/L. Which of the following acid-base conditions should the nurse identify the client is experiencing?
Respiratory acidosis is characterized by a high PaCO2 and a low pH. The client’s ABG results do not match this pattern.
Metabolic acidosis is characterized by a low HCO3 and a low pH. The client’s ABG results do not match this pattern.
Respiratory alkalosis is characterized by a low PaCO2 and a high pH. The client’s ABG results do not match this pattern.
Metabolic alkalosis is characterized by a high HCO3 and a high pH. The client’s ABG results match this pattern. Normal values for pH, PaCO2, and HCO3 are 7.35-7.45, 35-45 mm Hg, and 22-26 mEq/L respectively.
Choice A rationale:
Respiratory acidosis is characterized by a high PaCO2 and a low pH. The client’s ABG results do not match this pattern.
Choice B rationale:
Metabolic acidosis is characterized by a low HCO3 and a low pH. The client’s ABG results do not match this pattern.
Choice C rationale:
Respiratory alkalosis is characterized by a low PaCO2 and a high pH. The client’s ABG results do not match this pattern.
Choice D rationale:
Metabolic alkalosis is characterized by a high HCO3 and a high pH. The client’s ABG results match this pattern. Normal values for pH, PaCO2, and HCO3 are 7.35-7.45, 35-45 mm Hg, and 22-26 mEq/L respectively.