THORAX ABDOMEN AND PELVIS

MEDICAL

HEART AND PERICARDIUM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A person with a heart rate of 75 beats per minute and stroke volume of 60 mL per beat has a cardiac output of ____
A
4500 mL/min
B
1.25 mL/min
C
0.8 mL/min
D
120 mL/min
Explanation: 

Detailed explanation-1: -So, the correct answer is ‘6750 ml ‘.

Detailed explanation-2: -Stroke volume = Cardiac outputheart rate →525075=70ml.

Detailed explanation-3: -Expert Answer Cardiac output (CO) can be calculated by multiplying the stroke volume (SV) with the heart rate (HR). Substituting the values of SV and HR in the formula of CO. Thus, it can be concluded that the cardiac output is 5600 mL/min.

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