This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.V.S., Subject name: Medicine
For the following statements, select whether it is applicable to metoprolol and/or captopril.The effects on the heart result in a prominent negative inotropic effect 
Select and explain. 
A. true of metoprolol but not captopril, B. true of captopril but not metoprolol, C. true of both captopril and metoprolol, D. true of neither captopril nor metoprolol
A: true of metoprolol but not captopril
Answer: A: true of metoprolol but not captopril 
Explanation: Beta-blockers have a negative inotropic effect on the heart. Despite this they improve survival in patients with left ventricular dysfunction and heart failure.