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Date May 2021 Marks available 1 Reference code 21M.1.SL.tz0.8
Level Standard Level Paper Paper 1 Time zone time zone 0
Command term Question number 8 Adapted from N/A

Question

How is cardiac output calculated?

A. Heart rate × stroke volume

B. Heart rate + stroke volume

C. Heart rate + tidal volume

D. Tidal volume × stroke volume

Markscheme

A

Examiners report

Fourth easiest question (90.11 % correctly answered).

Syllabus sections

Topic 2: Exercise physiology » 2.2. Structure and function of the cardiovascular system » 2.2.6. Describe the relationship between heart rate, cardiac output and stroke volume at rest and during exercise.
Topic 2: Exercise physiology » 2.2. Structure and function of the cardiovascular system
Topic 2: Exercise physiology

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