ATI LPN
Cardiovascular System Questions Questions
Question 1 of 5
A corrective cardiac procedure in which a large piece of a patient's own latissimus dorsi muscle is wrapped around the heart and stimulated by an implanted pacemaker to assist the pumping action of a damaged heart.
Correct Answer: D
Rationale: Cardiomyoplasty is the described procedure; the others are conditions, not surgical interventions.
Question 2 of 5
Which of the following vessels carries blood from the lungs to the heart?
Correct Answer: C
Rationale: The pulmonary vein carries oxygenated blood from the lungs to the left atrium.
Question 3 of 5
If the chordae tendineae in the right side of the heart were damaged, it might cause blood to leak into the:
Correct Answer: C
Rationale: Damage to the chordae tendineae on the right side would cause backflow into the right atrium during contraction.
Question 4 of 5
The best description of pulse pressure is the:
Correct Answer: D
Rationale: Pulse pressure is defined as the difference between systolic blood pressure (during ventricular systole) and diastolic blood pressure (during ventricular diastole), reflecting the force generated by the heart with each beat.
Question 5 of 5
The nurse working on the heart failure unit knows that teaching an older female patient with newly diagnosed heart failure is effective when the patient states that
Correct Answer: C
Rationale: Teaching for a patient with heart failure includes information about the need to weigh daily and notify the health care provider about an increase of 3 lb in 2 days or 3 to 5 lb in a week. Nitroglycerin patches are used primarily to reduce preload (not to prevent chest pain) in patients with heart failure and should be used daily, not on an 'as needed' basis. Diuretics should be taken earlier in the day to avoid nocturia and sleep disturbance. The patient should call the clinic if increased orthopnea develops rather than just compensating by further elevating the head of the bed.