Tobacco Review
What percentage of teens smoke? 6%
Reasons people start smoking Be part of the group Peer pressure Look more mature, cool Parents smoke
This can happen the first time you smoke. Coughing Nausea/vomiting Pain, burning in throat and lungs
Each cigarette takes ____minutes off your life. 11
What are the hidden costs of smoking? Ruined clothes Increased health insurance More medical/dental bills
Define addiction The physical or mental need for a drug or other substance
What are the four steps to tobacco addiction? Trying it Smoking once in a while Smoking regularly (few times a day) Addiction-smoking a pack or more a day
Define withdrawal. A group of symptoms that occur when abruptly discontinuing or decreasing the intake of a substance (nicotine)
Symptoms of nicotine withdrawal include: Sweating Headaches Difficulty concentrating
A single burning cigarette contains over _________chemicals, and includes about ________that cause cancer 4000 43
Name three harmful substances in tobacco that we focused on in class. Nicotine Carbon monoxide Tar
Nicotine is a Carbon monoxide is a Tar is a stimulant odorless, colorless, poisonous gas thick, sticky, black liquid
Name 3 long term respiratory problems caused by smoking: Chronic bronchitis Emphysema Lung cancer
Define chronic bronchitis Condition that causes the respiratory passages to become swollen and irritated. Symptoms are coughing and difficulty breathing Define emphysema Lung condition in which the air sacs (alveoli) are damaged causing shortness of breath
Effects of tobacco on the body occur immediately
Eyes- bloodshot eyes, sagging eyelids Skin- wrinkles (looks10-15 years older) Mouth/teeth/throat- bad breath, stained teeth, increased cavities, dulled taste buds, cancer
Lungs- destruction of cilia, damaged alveoli, difficulty breathing, cancer Heart- increased heart rate and blood pressure, fatty buildup that clogs blood vessels, decreased oxygen to tissues
Fingers- stained, cold due to decreased oxygen, dry and brittle nails Stomach/bladder/colon- ulcers, cancer
Brain- changes brain chemistry, decreases flow of oxygen to the brain increasing chances of a stroke. Makes people more nervous and decreases hand steadiness. Blood vessels- weakens blood vessels, constricts blood vessels decreasing oxygen to body tissues
What is secondhand smoke? Combined smoke from the lighted tip of a cigarette and smoke exhaled by a smoker Passive smokers are also called involuntary smokers