Physical Education GCSE
Double circulation
What Double circulation means in Physical Education GCSE, as defined for OCR.
Definition of Double circulation
Check what you remember
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Reference: OCR
Blood passes through the heart twice for each complete circuit of the body, with the two circuits separate but linked in series.
Topics that use Double circulation
Related terms
- Aerobic respiration
- Capillaries
- cardiac output
- Haemoglobin
- Heart chamber and valve structure
- One-way blood flow
- Oxygenation states of blood
- Pulmonary circuit
Using Double circulation in the exam
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