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