A nurse is reviewing the laboratory results of a client who has DKA. The client's ABG results are pH 7.30, PaCO₂ 34 mm Hg and HCO₃ 21 mEq/L. The nurse should identify that these values indicate which of the following acid-base imbalances?
Respiratory alkalosis
Metabolic alkalosis
Metabolic acidosis
Respiratory acidosis
The Correct Answer is C
A nurse reviewing the laboratory results of a client who has DKA should identify that the client's ABG results of pH 7.30, PaCO₂ 34 mm Hg and HCO₃ 21 mEq/L indicate metabolic acidosis. Metabolic acidosis is an acid-base imbalance characterized by a low pH (less than 7.35) and a low bicarbonate level (less than 22 mEq/L).
The other options are not correct.
a) Respiratory alkalosis is an acid-base imbalance characterized by a high pH (greater than 7.45) and a low PaCO₂ (less than 35 mm Hg).
b) Metabolic alkalosis is an acid-base imbalance characterized by a high pH (greater than 7.45) and a high bicarbonate level (greater than 26 mEq/L).
d) Respiratory acidosis is an acid-base imbalance characterized by a low pH (less than 7.35) and a high PaCO₂ (greater than 45 mm Hg).
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. You have the right to refuse the recommended treatment plan.
As a nurse, it’s essential to respect the autonomy and decision-making capacity of your patients. Patients have the right to make informed choices about their own healthcare, including whether to accept or decline treatment recommendations. By acknowledging the patient’s right to refuse treatment, you empower them to be active participants in their care.
B.Option b is not the correct answer because it focuses on informing the provider without addressing the client's concerns or providing guidance.
C.Option c is not the correct answer because it emphasizes the medical consequences of not treating the cancer without acknowledging the client's personal beliefs or values.
D. In cases like yours, it is best to talk with your clergyperson before deciding this.
While option D acknowledges the importance of seeking emotional and spiritual support during difficult decisions, it does not directly address the patient’s right to refuse treatment. As a nurse, your primary responsibility is to respect the patient’s autonomy and provide accurate information about their treatment options. Encouraging open communication with a clergyperson or any other trusted individual can be beneficial, but it should not override the patient’s right to make their own decisions regarding their healthcare.
Correct Answer is D
Explanation
Answer: (D) Refrigerate the specimen until the time of transport to the laboratory
Rationale:
A) Collect 2 ml of sputum in an emesis basin: While it is important to collect an adequate volume of sputum, using an emesis basin is inappropriate for collecting a specimen for culture and sensitivity. Sputum must be collected in a sterile container to avoid contamination, ensuring the accuracy of the culture results.
B) Instruct the client to rinse with an antiseptic mouthwash prior to specimen collection: Using an antiseptic mouthwash before collecting a sputum specimen is not recommended, as it could contaminate the sample with antiseptic agents, potentially affecting the growth of microorganisms in the culture. The client should rinse with plain water instead.
C) Swab the oropharynx with a sterile swab: Swabbing the oropharynx is more appropriate for collecting a throat culture rather than a sputum specimen. Sputum collection requires the client to expectorate mucus from the lower respiratory tract, not from the oropharynx, to obtain an accurate sample for culture and sensitivity.
D) Refrigerate the specimen until the time of transport to the laboratory: Refrigerating the sputum specimen is crucial to preserve the integrity of the sample and inhibit the growth of contaminants before it is transported to the laboratory. This action helps ensure that the results of the culture and sensitivity test are accurate.
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