Question

Which is not caused by the combined effects of nicotine, tar, and carbon monoxide on the cardiovascular system?


A smoker’s neurotransmitters are replaced with new chemicals.


A smoker is two to three times more likely to have a heart attack.


Smokers are 10 times more likely to develop circulation problems.


Cigarette smoking doubles a person’s chances of suffering a stroke.

Answers

GPT-4o mini
The statement that is **not caused by the combined effects of nicotine, tar, and carbon monoxide on the cardiovascular system** is:

**A smoker’s neurotransmitters are replaced with new chemicals.**

This statement is more related to changes in the brain's chemistry and the effects of nicotine on the nervous system rather than a direct consequence of the cardiovascular impacts caused by smoking. The other statements directly relate to the cardiovascular risks associated with smoking.