Physical Education GCSE
Veins
What Veins means in Physical Education GCSE, as defined for OCR.
Definition of Veins
Check what you remember
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Reference: OCR
Vessels that carry blood back to the heart at low pressure, with thinner walls, a wider lumen and valves preventing backflow.
Topics that use Veins
Related terms
- Aerobic respiration
- Capillaries
- cardiac output
- Double circulation
- Haemoglobin
- Heart chamber and valve structure
- One-way blood flow
- Oxygenation states of blood
Using Veins in the exam
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