Question

A 70-year-old male sees a cardiologist for his annual check-up. He has a heart rate of 80 bpm, stroke volume is 50 ml, and blood pressure of 116/74 mmHg
During his examination, the man is asked to exercise at increasing amounts of intensity to test the strength of his heart, a procedure called a stress test Duning the test his heart rate increases to 100
bpm
1. What is the patient's cardiac output at rest?
O 0.75 L/min
O 1.6 L/min
O 3.5 min
4 L/min

Answer 1

CO= HRXSV
CO=80X50
CO=4,000 ml

1L=1,000ml
4,000ml=4L
Therefore the answer is 4L/min