L IFESTYLE D ISEASES

S M O K I N G D R U G A N D A L C O H O L A B U S E

FORM 2 BIOLOGY TEST

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.EFFECTS1. Kill bacteria2. Prevent diseases3. Loss of

feeling/sensation4. Pain relief

DRUG1. Antibiotics -----------2. Vaccines3. Anaesthetics4. Narcotics

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

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

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

ALCOHOLISM

• Do you think that an alcoholic will make a good parent, teacher, worker or citizen• Family abuse• Aggression

ALCOHOLICS ANONYMOUS (AA)665-1251664-5854

SMOKING

• Cigarettes are made from the dried tobacco leaf• Tobacco contains

4000 chemicals• 400 of these are

poisonous• 40 can cause

cancer

EFFECTS OF SMOKINGCHEMICAL HARMFUL EFFECTS

Nicotine Addiction Damage brain tissueBlood clottingHardened arteries

Tar Kills lung tissueIncreased mucusLung cancer

Carbon monoxide

Prevent the transport of oxygen

Carcinogens Causes cancerous cells to grow

Irritants Irritates air passageKills cells in lungsSmokers’ coughLung cancer

EFFECTS OF SMOKING

EFFECTS OF SMOKINGBODY PART ADVERSE EFFECTS OF SMOKING

Brain Stroke

Eyes Blindness/Cataracts

Nose Sense of smell deteriorates

Teeth/gums Nicotine stains teeth yellow/inflamed and infected gums

Mouth etc Cancer of the mouth, throat, larynx & colds/sore throats

Lungs etc Lung cancer/pneumonia/bronchitis/asthma/emphysema/Coughing/wheezing

Heart Heart disease, heart failure, heart attack & hypertension

Blood Cancer of the blood (leukaemia)

Stomach Stomach cancer and ulcers

Kidneys Kidney, pancreatic and bladder cancer

Reproductive System

Low sperm count/cervical cancer/lower fertility in women/ low birth weight

PASSIVE SMOKERS

• Second-hand smoke is the smoke inhaled from a person who is smoking• Symptoms include:Smokers’ coughHeadachesChest discomfortIrritation of the nose eyes and throat

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) StimulantB) Halucinogenc) Depressant

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?