ATI LPN
Cardiovascular Exam Questions Questions
Question 1 of 5
The entire ventricular myocardium remains depolarized during this time on an ECG
Correct Answer: A
Rationale: The S-T segment represents the plateau phase of ventricular repolarization when all ventricular cells are depolarized.
Question 2 of 5
A 65 year old man with urinary retention secondary to prostatic hyperplasia, develops spiking fever, and tachypnea. Physical exam reveals intercostal muscle retractions and bilateral inspiratory crackles. A chest x-ray exhibits bilateral interstitial and alveolar infiltrates. ABGs demonstrate severe hypoxemia. You expect the blood culture reveals...
Correct Answer: D
Rationale: Gram-negative rods (e.g., E. coli) from a urinary source cause sepsis and ARDS, with bilateral infiltrates, crackles, and hypoxemia.
Question 3 of 5
When teaching a patient with hypertension, which protein source would the nurse recommend restricting?
Correct Answer: B
Rationale: Roasted duck is high in fat, which should be avoided by the patient with hypertension.
Question 4 of 5
Which laboratory test result would require the nurse to contact the provider before administering amiodarone to a client with a ventricular dysrhythmia?
Correct Answer: C
Rationale: Amiodarone can cause hepatotoxicity, so elevated liver enzymes require provider notification.
Question 5 of 5
What assessment finding is most concerning in a patient with heart failure prescribed enalapril?
Correct Answer: C
Rationale: Hyperkalemia is a serious side effect of ACE inhibitors and requires immediate attention.