The charge nurse observes a new registered nurse(RN) doing discharge teaching for a patient with hypertension who has a new prescription for enalapril(Vasotec). The charge nurse will need to intervene if the new RN tells the patient to

Correct Answer: A

Rationale: The ACE inhibitors cause retention of potassium by the kidney, so hyperkalemia is a possible adverse effect. The other teaching by the new RN is appropriate for a patient with newly diagnosed hypertension who has just started therapy with enalapril.

Correct Answer: D

Rationale: The oxygen consumption of a resting heart is approximately 9 ml/100g/min.

Correct Answer: D

Rationale: The end-systolic ventricular volume is approximately 50 mL.

Correct Answer: D

Rationale: The pulmonary vein is part of the pulmonary circulation, not the systemic circulation.