Asked by Carmen

1. The exchange of carbon dioxide and oxygen takes place in the

A. alveoli**
B. asthma
C. bronchi
D. diaphragm

2. ________ is a substance in tobacco smoke that reduces the blood ability to carry oxygen

A. Tar
B. Nicotine
C. Asthma
D. Carbon monoxide**

Check
Answered by shygirl
1. is correct
2. I'm not sure on. I think you maybe be right
Answered by Ehhhh
A AND B
Answered by shygirl
A and B I agree now that I re-read this.
Answered by Anonymous
a and d is correct
Answered by :)
A
D
Answer
number two is tar
Answered by The Respiratory System Quiz
1. to deliver oxygen to the body
to remove carbon dioxide from the body
2. diaphragm
3. alveoli
4. tar
5. carbon monoxide
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