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7467592
The Circulatory System
Description
A revision tool for P.E, hope it helps! :)
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p.e
a level
Mind Map by
Josh Horn
, updated more than 1 year ago
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Created by
Josh Horn
almost 8 years ago
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Resource summary
The Circulatory System
Effects of training on the circulatory system
Increased SV
Lower H/R for any task
Cardiac hypertrophy (strengthening of the heart)
Bradycardia
Increased levels of plasma
Lower viscoctiy
Greater oxygen extraction from blood
Increased Atrio/Ventrical blood difference
Components of the ciculatory system
Blood
Contents: White blood cells, Red blood cellls, platelets
White blood cells
Fight infection and disease
Platelets
Cause clotting
Red blood cells
Carry oxygen
Heart
Cardiac output (Q)= Stroke voulme (SV)*Heart rate (BPM)
Blood vessels
Veins
Take blood back to the heart
Carry de-oxygenated bllood
Pulmonary vein is only vein that carries oxygenated blood (from the lungs)
Veins contain valves to stop blod flowing backwards
Arteries
Take blood away from the heart
Carries oxygenated blood
Pulmonary artery is only artery that carries oxygenated blood (to the lungs)
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