Nicotine Crossword Puzzle

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Across
  1. 4. studies have shown that teens may become addicted to nicotine __________ and more intensely than adults
  2. 6. a very addictive chemical in tobacco products
  3. 7. nicotine increases the activity level and slows down the reactions of the __________ system
  4. 8. nicotine causes the __________ system to increase heart rate and blood pressure
  5. 10. what category of drug does nicotine fall under?
Down
  1. 1. in the __________ system, the production of mucus increases and breathing becomes shallow
  2. 2. strong, uncontrollable cravings for nicotine that cause a user to feel irritable and anxious when they can't use tobacco
  3. 3. ongoing use of nicotine causes the body to develop a __________ that causes them to need more tobacco to produce the same effects
  4. 5. people that are addicted to nicotine may experience a __________ after not using tobacco for a period of time
  5. 9. the __________ system increases saliva production and bowel activity when on nicotine