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Carceri Carceri
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6 years ago
The respiratory system is responsible for the exchange of:
A) oxygen.
B) blood.
C) carbon dioxide.
D) A and C.
Textbook 
Emergency Medical Responder: First on Scene

Emergency Medical Responder: First on Scene


Edition: 10th
Authors:
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MarkRHMarkRH
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6 years ago
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Carceri Author
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#2
6 years ago
Thanks
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