asked 207k views
24 votes
Which is the main function of the respiratory system?

a. To protect the body from illness.
b. To push blood to all parts of the body
c. To protect the internal organs
d. To help oxygen get into blood vessels

asked
User Conduit
by
8.8k points

1 Answer

8 votes
D. To help oxygen get into blood vessels



answered
User Alex Konkin
by
8.8k points

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