Which of the following statements about nicotine and addiction is true?
A)Nicotine is psychologically addictive,but evidence shows that it is not physically addictive.
B)The most common physical reaction to nicotine at low doses is a sedative effect.
C)Young people who start smoking become addicted,but people who start smoking as adults do not.
D)Some researchers believe nicotine is the most physically addictive of all drugs.

Question

Quizplus · Accepted Answer

Some researchers believe that nicotine is the most physically addictive of all drugs, including heroin and cocaine. Nicotine activates reward pathways in the brain, causing dopamine release, which can lead to addiction. Withdrawal symptoms such as irritability, anxiety, and cravings can also contribute to the addictiveness of nicotine.

Which of the Following Statements About Nicotine and Addiction Is