BIOLOGY REVISION NOTES.
- Created by: steph
- Created on: 05-01-13 16:01
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DIASTOLE.
Ventricles and atria are relaxed
av valves are open
ATRIAL SYSTOLE
the atria are contracting
ventricles relaxing
valves…
DIASTOLE.
Ventricles and atria are relaxed
av valves are open
ATRIAL SYSTOLE
the atria are contracting
ventricles relaxing
valves…
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