Biology A-Level
Pressure and flow maintenance
What Pressure and flow maintenance means in Biology A-Level, as defined for OCR.
Definition of Pressure and flow maintenance
Check what you remember
Read the wording for your board, then hide it and explain Pressure and flow maintenance in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
A double circulation maintains higher pressure and faster flow to body tissues because blood returns to the heart after the lungs before being pumped to the body.
Topics that use Pressure and flow maintenance
- Transport in animals (OCR A-Level)
Related terms
- Association and dissociation of oxygen
- Carbon dioxide transport forms
- Control of blood distribution by arterioles
- cooperative binding
- double circulation
- Exchange at capillaries and return of blood in veins
- Heart anatomy
- Heart rate and rhythm interpretation
Using Pressure and flow maintenance in the exam
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