Nurse Quizzes
Complete Question Bank

HESI LPN · HESI LPN Medical Surgical Nursing · LPN Med Surg Cardiovascular Practice Questions

Full Question & Rationale Repository

Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

A nurse is measuring a waveform of the ECG strip and determines it is normally around 06 to 1 the waveform s/he is measuring is the

A. P wave
B. PRI
C. QRS
D. QT interval

Expert Explanatory Rationale

Correct Answer: P wave

Question 2 of 5

The client is being given a calcium channel blocker. Calcium channel blockers have what effect on the heart?

A. They increase the preload on the heart.
B. They decrease the velocity of electrical activity on the AV node.
C. They block the sodium channels in the heart muscle.
D. They cause vasoconstriction of coronary arteries.

Expert Explanatory Rationale

Correct Answer: They decrease the velocity of electrical activity on the AV node.

Question 3 of 5

A patient had a non–ST-segment-elevation myocardial infarction (NSTEMI) 3 days ago. Which nursing intervention included in the plan of care is appropriate for the registered nurse (RN) to delegate to an experienced licensed practical/vocational nurse (LPN/LVN)?

A. Evaluation of the patient’s response to walking in the hallway
B. Completion of the referral form for a home health nurse follow-up
C. Education of the patient about the pathophysiology of heart disease
D. Reinforcement of teaching about the purpose of prescribed medications

Expert Explanatory Rationale

Correct Answer: Reinforcement of teaching about the purpose of prescribed medications

Question 4 of 5

A patient with ST-segment elevation in three contiguous electrocardiographic leads is admitted to the emergency department and diagnosed as having an ST-segment-elevation myocardial infarction. Which question should the nurse ask to determine whether the patient is a candidate for thrombolytic therapy?

A. “Do you have any allergies?”
B. “Do you take aspirin on a daily basis?”
C. “What time did your chest pain begin?”
D. “Can you rate your chest pain using a 0 to 10 scale?”

Expert Explanatory Rationale

Correct Answer: “What time did your chest pain begin?”

Question 5 of 5

A client experiences acute myocardial ischemia. The nurse administers oxygen and sublingual nitroglycerin. When assessing an electrocardiogram (ECG) for evidence that blood flow to the myocardium has improved, the nurse should focus on the:

A. widening of the QRS complex.
B. Frequency of ectopic beats.
C. Return of the ST segment to baseline.
D. Presence of a significant Q wave

Expert Explanatory Rationale

Correct Answer: Return of the ST segment to baseline.

Ready to Guarantee Your Result?

Start Your HESI LPN Preparation Journey Today

Access over 300,000 verified practice questions, comprehensive subject diagnostic exams, and timed clinical simulations engineered for success.

Browse Other Nursing Exams