1. LIFESTYLE DISEASES SMOKING DRUG AND ALCOHOL ABUSE FORM 2 BIOLOGY TEST

2. DRUG ABUSE A drug is a chemical substance which can change how cells work. Drugs are often used as medicine to prevent, treat or cure disease. EFFECTS 1.Kill bacteria 2.Prevent diseases 3.Loss of feeling/sensation 4.Pain relief DRUG 1.Antibiotics ----------- 2.Vaccines 3.Anaesthetics 4.Narcotics

3. ALCOHOL A person is drunk when they consume too much alcoholic drinks. Alcohol is a depressant They become: Unable to walk upright Careless Loss of self-control Temporary memory-loss Misjudgement Delayed reaction time Slurred speech Slow to respond

4. ALCOHOL IN THE BODY Some alcohol passes into the lungs and can e given out on the breath The rest is absorbed through the walls of the intestines into the blood stream The blood carries the alcohol to the liver The liver removes the alcohol from the blood If there is too much alcohol the excess remains in the blood stream

5. EXCESS ALCOHOL IN THE BODY 1.Hepatitis 2.Cirrhosis 3.Brain damage 4.Stomach ulcer 1.Liver inflammation 2.Hardens & yellows 3.Rapid aging Unconsciousness 4.Hole in the lining

6. ALCOHOLISM Do you think that an alcoholic will make a good parent, teacher, worker or citizen Family abuse Aggression ALCOHOLICS ANONYMOUS (AA) 665-1251 664-5854

7. SMOKING Cigarettes are made from the dried tobacco leaf Tobacco contains 4000 chemicals 400 of these are poisonous 40 can cause cancer

8. EFFECTS OF SMOKING CHEMICALHARMFUL EFFECTS NicotineAddiction Damage brain tissue Blood clotting Hardened arteries TarKills lung tissue Increased mucus Lung cancer Carbon monoxide Prevent the transport of oxygen CarcinogensCauses cancerous cells to grow IrritantsIrritates air passage Kills cells in lungs Smokers’ cough Lung cancer

10. EFFECTS OF SMOKING

11. BODY PARTADVERSE EFFECTS OF SMOKING BrainStroke EyesBlindness/Cataracts NoseSense of smell deteriorates Teeth/gumsNicotine stains teeth yellow/inflamed and infected gums Mouth etcCancer of the mouth, throat, larynx & colds/sore throats Lungs etcLung cancer/pneumonia/bronchitis/asthma/ emphysema/Coughing/wheezing HeartHeart disease, heart failure, heart attack & hypertension BloodCancer of the blood (leukaemia) StomachStomach cancer and ulcers KidneysKidney, pancreatic and bladder cancer Reproductive System Low sperm count/cervical cancer/lower fertility in women/ low birth weight

12. PASSIVE SMOKERS Second-hand smoke is the smoke inhaled from a person who is smoking Symptoms include: Smokers’ cough Headaches Chest discomfort Irritation of the nose eyes and throat

13. TEST 1.What type of drug is found in cigarettes? 2.For whom is it illegal to purchase or use cigarettes? 3.State three things that can happen to the body because of smoking. 4.How can you tell if a person is drunk? 5.Alcohol changes the way you feel. What category of drug is alcohol? A) Stimulant B) Halucinogen c) Depressant

14. TEST 1.Where does alcohol go to be cleaned up in the body? 2.What disease can be caused by the overuse of alcohol? 3.How are family and friends affected by someone who… a) Smokes? b) Drinks alcohol?