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8.2 Blood and circulation

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Question 20
F

A person has a heart rate of 80 beats per minute and a stroke volume of 60 cm3 per beat.

Use the equation:

cardiac output=stroke volume×heart rate \text{cardiac output}=\text{stroke volume}\times\text{heart rate} cardiac output=stroke volume×heart rate

What is the cardiac output in cm3 min−1\mathrm{cm^3\,min^{-1}}cm3min−1?

[1]
A

140

B

4800

C

3600

D

8000

Markscheme

8.2 Blood and circulation Questions

  1. GCSE
  2. /Biology
  3. /8.2 Blood and circulation

67 exam-style questions on Edexcel GCSE Biology 8.2 Blood and circulation, covering 8.2.1 Structure and function of the blood, 8.2.2 Structure of blood vessels, 8.2.3 Structure of the heart and circulatory system, and 8.2.4 Cardiac output. Each one has a worked solution and a mark scheme showing where the marks go.

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