<span>More than 50</span>. There are more than 7000 chemicals in cigarette smoke, 250 of which are known to be detrimental to health and 69 chemicals are carcinogenic (can cause cancer). Some of the carcinogenic chemicals in cigarette smoke are: Arsenic, Cadmium, Chromium, Formaldehyde and Nickel.
C: Liver. It's secreted by the liver and stored in the gall bladder
The answer is all of the above. Efferent nerves carry impulses away from the central nervous system, while Afferent nerves carry impulses towards the central nervous system. I hope this helps! :)
scientific names known over all word or as internationaly
