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Open vs. Closed Circulatory System. Advanced Biology 11 Ms. Lowrie. Open Circulatory System. Have heart May have some blood vessels Not always connected Blood carrying oxygen/ nutrients pumped into body cavities Surrounds cells. Open Circulatory System. Examples: Snails - PowerPoint PPT Presentation
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Open vs. ClosedCirculatory System
Advanced Biology 11Ms. Lowrie
Open Circulatory System
Have heart May have some blood vessels
Not always connectedBlood carrying oxygen/
nutrients pumped into body cavities Surrounds cells
Open Circulatory System
Examples:SnailsGrasshoppersLobsters Insects
Closed Circulatory System
Have blood vesselsBlood always in heart or vesselsLarger vessels
branch into smaller vessels
Blood supplied to all body tissues
Closed Circulatory System
Examples:EarthwormsFishHumansMonkeys
Let’s Correct!
#1-3 , 5 pg 243
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