The nurse is admitting a patient with pulmonary edema resulting from heart failure. Upon assessment, the nurse notes that the patient is hyperventilating. What lab results will the nurse expect to see?
pH 7.46, PaCO2 30, HCO3 24
pH 7.48, PaCO2 45, HCO3 29
pH 7.26, PaCO2 59, HCO3 30
pH 7.31, PaCO2 34, HCO3 18
The Correct Answer is A
Choice A reason: The lab results pH 7.46, PaCO2 30, HCO3 24 indicate respiratory alkalosis, which can occur due to hyperventilation. In pulmonary edema, the patient may hyperventilate to compensate for reduced oxygenation, leading to a decrease in carbon dioxide (PaCO2) and an increase in pH (alkaline).
Choice B reason: The lab results pH 7.48, PaCO2 45, HCO3 29 indicate metabolic alkalosis with partial compensation. This is not consistent with hyperventilation in pulmonary edema, where respiratory alkalosis is more likely.
Choice C reason: The lab results pH 7.26, PaCO2 59, HCO3 30 indicate respiratory acidosis with partial compensation. This finding suggests hypoventilation, which is not expected in a patient hyperventilating due to pulmonary edema.
Choice D reason: The lab results pH 7.31, PaCO2 34, HCO3 18 indicate metabolic acidosis with partial compensation. This is not typical in a patient with hyperventilation and pulmonary edema.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["A","B","D","E"]
Explanation
Choice A reason: Applying a hypothermia blanket is appropriate for managing hyperthermia in a patient with Graves' disease. Elevated temperatures (fever) are common in thyroid storm, a severe complication of Graves' disease. Using a hypothermia blanket helps reduce the body temperature and prevent further complications.
Choice B reason: Administering humidified oxygen is important for supporting respiratory function in a patient with increased respiratory rate and decreased level of consciousness. Humidified oxygen can help alleviate respiratory distress and improve oxygenation.
Choice C reason: Administering aspirin 325 mg orally is not recommended for patients with hyperthyroidism or thyroid storm. Aspirin can increase free thyroid hormone levels by displacing thyroid hormone from its binding proteins, potentially worsening the patient's condition. Acetaminophen is a safer alternative for managing fever in these patients.
Choice D reason: Administering D5NS intravenous infusion is appropriate for managing dehydration and electrolyte imbalances in a patient with thyroid storm. This intervention helps maintain fluid balance and provides dextrose for energy.
Choice E reason: Administering propylthiouracil is a key intervention for managing thyroid storm. Propylthiouracil inhibits thyroid hormone synthesis and peripheral conversion of T4 to T3, helping to reduce thyroid hormone levels and alleviate symptoms.
Correct Answer is B
Explanation
Choice A reason: Performing weekly occult blood testing with gastric analysis is not typically required for managing IBD at home. This intervention is more invasive and usually performed under specific medical instructions rather than as a routine home care intervention.
Choice B reason: Discussing nutritional management with the inclusion of a high-protein, high-vitamin diet is crucial for patients with IBD. These patients often experience malnutrition due to poor absorption and increased nutritional needs during flare-ups. A high-protein, high-vitamin diet can help promote healing, maintain muscle mass, and prevent deficiencies.
Choice C reason: Leaving the ostomy site open to air for an hour each day when changing the appliance is not recommended. Ostomy sites need to be kept clean and protected to prevent infection and skin irritation.
Choice D reason: Instructing the patient and family on how to give medications through their G-tube is not relevant if the patient has an ileostomy. The focus should be on ostomy care and management
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