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When a person breathes out, which of the following normally takes place?

Laddisandhu520

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6 years ago

When a person breathes out, which of the following normally takes place?

When a person breathes out, which of the following normally takes place?

A) O2 is exchanged for CO2.
B) The heart beats faster.
C) CO2 is expelled.
D) The pulse rate changes.

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bunique227744

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Laddisandhu520 Author

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6 years ago

I appreciate what you did here, answered it right Smiling Face with Open Mouth

Smiling Face with Open Mouth

asd454512

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Yesterday

this is exactly what I needed

IvanaVR

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Thank you, thank you, thank you!

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