ATI RN
Cardiovascular System Questions Questions
Question 1 of 5
Which chamber initially receives blood from the systemic circuit?
Correct Answer: C
Rationale: The right atrium (C) receives deoxygenated blood from the systemic circuit via the vena cava.
Question 2 of 5
The nurse should administer amiodarone (Cordarone) to treat which of the following arrhythmias?
Correct Answer: C
Rationale: Amiodarone (C) treats life-threatening ventricular tachycardia by prolonging the action potential. Others (A, B, D) involve slower rates, not its primary use.
Question 3 of 5
The nurse is caring for a client admitted with severe rectal bleeding who is receiving warfarin (Coumadin) therapy. Which of the following interventions should have priority in the plan of care?
Correct Answer: C
Rationale: A patent 18-gauge IV (C) is the priority for potential blood transfusion in severe bleeding. Other interventions (A, B, D) follow stabilization.
Question 4 of 5
Lymph from the lower half of the body drains into:
Correct Answer: C
Rationale: Lymph from the lower body drains into the thoracic duct via the cisterna chyli, which then empties into the left subclavian vein. The right lymphatic duct drains the upper right quadrant, and 'tracheal duct' is not a lymphatic structure.
Question 5 of 5
A client's parents ask the nurse, 'What is the prognosis of myocarditis?' The most appropriate response by the nurse is?
Correct Answer: B
Rationale: Myocarditis (heart muscle inflammation) often resolves spontaneously with rest and supportive care, especially if viral. Surgical options (A, C, D) are not typical primary treatments unless complications like severe heart failure arise.