Which Principle Should the Nurse Remember While Planning Care for a Cardiac

question 44

Multiple Choice

Which principle should the nurse remember while planning care for a cardiac patient? Pressure in the left ventricle must exceed pressure in the _____ before the left ventricle can eject blood.

• A) Coronary arteries
• B) Aorta
• C) Inferior vena cava
• D) Pulmonary veins