1522715
Description
Mind Map by cammy.lukash, updated more than 1 year ago
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Created by cammy.lukash
almost 10 years ago
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Circulatory System
- blood enters atria from
vena cava and pulmonary
vein
- atria contract pushing
blood into the
ventricles
- The ventricles
contract, blood flows
through pulmonary
artery and aorta and
out of the heart
- blood flows to organs
through arteries and
returns through veins
- blood enters atria from
vena cava and pulmonary
vein
- Deoxygenated blood
blood to lungs to pick up
oxygen then goes to heart
- Arteries
- Strong, thick, elastic walls to
withstand high pressure
- Thick layers of muscle to
stretch and spring back
- Thick layers of muscle to
stretch and spring back
- Thick walls compared
to the lumen (hole)
- Strong, thick, elastic walls to
withstand high pressure
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