Chapter 24 Review Tobacco

True or False: The tar in cigarettes raises blood pressure and increases heart rate.

False: nicotine

True or False: The nicotine in cigarettes can destroy or paralyze cilia.

False: tar

True or False: the poisonous gas in cigarette smoke that unites with hemoglobin is called carbon monoxide.

True

True or False: Smokeless tobacco results in many of the same health risks as cigarettes.

True

True or False: Nicotine acts as a narcotic because it speeds up the heart and raises blood pressure.

False: stimulant

What physical condition involves destruction of the lungs air sacs, making it extremely difficult to breathe?

emphysema

Because carbon monoxide in cigarette smoke combines with hemoglobin in blood, red blood cells cannot carry as much ____.

oxygen

Nicotine contributes to plaque buildup in blood vessels, increasing the chance of ___?

Hardening of the arteries

Nicotine gum, patches, and nasal sprays are examples of what?

Nicotine substitutes

Smokers may have trouble keeping their respiratory tracts clear because cigarette tar paralyzes ___.

cilia

The smoke that comes from burning tobacco.

Sidestream smoke

What are some social benefits of quitting smoking?

Save money for other activities Confidence and new found vigor

True or False: People who chew or snuff smokeless tobacco become addicted to nicotine.

True

Nicotine causes addiction and acts as a ___.

stimulant

Breast milk from a mother who smokes contains ____.

nicotine

True or False: Health risks start the first time a person smokes.

True

Clove cigarettes contain ___ cancer- causing tars than standards cigarettes.

more

Nicotine ___ blood vessels, causing tingling in the hands and feet.

constricts

The smoke that a smoker blows off.

Mainstream smoke

What are 3 symptoms of nicotine withdrawal?

Moodiness Nervousness Trouble sleeping

True or False: Cigarette smoke contains at least 43 carcinogens.

True

Leukoplakia may develop into ___ cancer.

mouth

A drug that increase the action of the central nervous system, the heart, and other organs.

stimulant

The addictive drug in cigarettes.

nicotine

Cancer causing substances.

carcinogens

A cigarette, cigar, or pipe smoke inhaled by non-smokers as well as smoke that remains in a closed environment after the smoker is through smoking (aka second hand smoke).

Passive smoke

Manufactured forms of nicotine that deliver small amounts. Often used to help quit.

Nicotine substitutes

Tobacco that is sniffed through the nose or chewed.

Smokeless tobacco

Colorless, odorless, poisonous gas in cigarette smoke that passes through the lungs and into the blood.

Carbon monoxide

In a person who smokes, nonfunctioning cilia and a buildup of tar in the lungs result in ___. A) stroke B) arteriosclerosis C) coughing and excess mucus secretion D) leukoplakia

In a person who smokes, nonfunctioning cilia and a buildup of tar in the lungs result in ___. C) coughing and excess mucus secretion

If the lungs’ air sacs become less elastic, the total surface area for oxygen absorption ___. A) approaches zero B) increases C) remains the same D) decreases

If the lungs’ air sacs become less elastic, the total surface area for oxygen absorption ___. D) decreases

A condition that involves the destruction of the air sacs in the lungs is called ___. A) lung cancer B) leukoplakia C) chronic bronchitis D) emphysema

A condition that involves the destruction of the air sacs in the lungs is called ___. D) emphysema

What are 3 reasons teens start smoking? Explain why each is a poor reason.

1. To look “cool.” Smoking does not make a person more “cool” and fails to remove fears/insecurities. 2. Advertisements. Most ads fail to show the risks of smoking. 3. Quit any time they want. Nicotine is addictive and is difficult to quick once you have started. 4. Negative health risks only result after years of smoking. Health risks begin with the first cigarette.