Correct statement about cardiac output?

Practice question

Question

Which of the following is correct about cardiac output?

Options

Choose one · Correct answer highlighted

Cardiac output is the amount of blood pumped per beat. Cardiac output is calculated as heart rate × stroke volume. Correct Cardiac output remains constant at all times. Exercise has no effect on cardiac output.

Explanation

Cardiac output = stroke volume × heart rate, and it varies based on activity level.

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