triage understandingthe heart#2
TRANSCRIPT
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Understanding the Heart
By: Prof.
Wallace
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The HeartOxygenated blood BodyDeoxygenated blood Lungs
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Oxygen
Nutrients
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Common Facts
4,300 gallons per day
100,000 times per
day
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Fish
Two Chambered Heart
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AmphibiansThree-chambered heart Double circulatory system
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Human
Each time the heart contracts it does so with all its force. Skeletal
Muscle Gradation
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Summary• Determined the function of the
heart • Explored the differences
between fish, amphibian, and human hearts