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Q: The blood's ability to carry oxygen is blocked by A. tar. B. carbon monoxide. C. nicotine. D. formaldehyde.
A: The answer is B. carbon monoxide. ; CO binds better to hemoglobin than oxygen does. [ ]
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User: The blood's ability to carry oxygen is blocked by A. tar. B. carbon monoxide. C. nicotine. D. formaldehyde.

Weegy: The answer is B. carbon monoxide. ; CO binds better to hemoglobin than oxygen does. [ ]
bongche|Points 3457|

User: Smokeless tobacco can lead to A. mouth sores. B. oral cancer. C. Neither a nor b D. Both a and b

Weegy: Smokeless tobacco can lead to mouth sores and oral cancer. (Both a and b).



User: John does not smoke, but he rides home from work in the smoking car of a commuter train because he wants to be with his friends. Which of the following is not true of John? A. He is subject to sidestream smoke. B. He is subject to secondhand smoke. C. He is not at risk for lung cancer. D. His clothing may end up smelling of smoke.

Weegy: C. He is not at risk for lung cancer.
taben29|Points 777|

User: Maria just found out she is pregnant. She and her husband, Ed, smoke. They both need to quit smoking now. Why should they not resume smoking after their baby is born? A. Smoking can cause their baby's growth rate to slow. B. Smoking can increase the risk of Sudden Infant Death Syndrome (SIDS). C. Smoking can increase the risk that they and their baby will develop respiratory illnesses. D. all of the above

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Asked 11/7/2012 7:54:35 PM
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