Resource 4: Data Pulse

Teacher resource for planning or adapting to use with pupils

Cardiac output data

Table 1. Changes in cardiac output under different exercise conditions

ConditionRest Light exerciseStrenuous exerciseMaximal exercise
Cardiac output l/min5.89.517.525.0

Table 2. Distribution of blood (in l/min) to different parts of the body under different exercise conditions

Body areaBrain Other Gastro-intestinalMuscleTotal
Rest0.92. 41. 21. 35.8
Light exercise0.92. 91. 34.49.5
Strenuous exercise0.74.00.712. 117.5
Maximal exercise0.71. 80.522. 025.0

Table 3. Distribution of blood as a percentage of cardiac output to different parts of the body under different exercise conditions

Body areaBrain Other Gastro-intestinalMuscleTotal
Rest16412023100
Light exercise9311446100
Strenuous exercise423469100
Maximal exercise37288100

Resource 3: Data on the effect of exercise

Resource 5: Making bread