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4 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Sinoatrial Node |
Pacemaker for the heart. Located in the wall of the right atrium. Sets the rhythm and rate at which the heart muscles contract. |
Bpm |
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Atrioventrical Valves |
Set of valves located between the atria and the ventricles of the heart. |
There are two of them. |
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Open Circulatory System |
Mostly found in invertebrates. There is no separation between blood and interstitial fluid. |
Bugs |
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Closed Circulatory System |
Found mostly in vertebrates. Blood and interstitial fluids are separated by vessels. |
Separate. |
