Igcse Model Questions Vol1 2020 Biology Question 27
Practice objective / multiple choice question 27 from the 2020 Igcse Model Questions Vol1 Biology examination.
During intense exercise an athlete's muscles consume (1.2\,\text{L}\) of O\(_2\) per minute. The arterial blood O\(_2\) content is (0.20\,\text{L}\) O\(_2\) per litre of blood and the venous content after tissue extraction is (0.15\,\text{L}\) O\(_2\) per litre. (a) Using the Fick principle, calculate the required cardiac output in litres per minute. (b) If the athlete's heart rate during exercise is 120 beats per minute, determine the stroke volume in millilitres per beat.
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This is Igcse Model Questions Vol1 2020 Biology Question 27. It is one of the objective questions from the 2020 Igcse Model Questions Vol1 Biology examination.
Difficulty level: Medium .
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