Related Topics. The FTA-ABS test is a blood test to detect antibodies to the bacteria Treponema pallidum, which causes syphilis. This test is used to confirm whether a positive screening test for syphilis means there is a true infection. Reference from A.D.A.M.
Cigarette smoke is a mixture of over 4000 chemicals, many of which are harmful to the human body. Currently all tobacco products available that are smoked deliver substantial amounts of toxic chemicals to their users and those who breathe their smoke.
Tobacco is currently grown in 16 states in the United States. The largest tobacco-producing states are Kentucky and North Carolina. They account for 71% of all tobacco grown in the United States. Tobacco is an addictive substance because it contains the chemical nicotine. Like heroin or cocaine, nicotine changes the way your brain works and causes you to crave more and more nicotine. This addiction to nicotine is what makes it so difficult to quit smoking and other tobacco. Learn more about nicotine addiction.