What Is the Most Likely Reason Why Smokers Are More

question 84

Multiple Choice

What is the most likely reason why smokers are more at risk for respiratory system infections?

• A) Cigarette smoke is carcinogenic (cancer-causing), leading to a much higher incidence of lung cancer.
• B) They aren't; this is just a rumor used to get people to stop smoking.
• C) Smokers take in microbes from their hands into their lungs as they handle cigarettes and inhale the smoke.
• D) Tobacco contains viruses that are inhaled when a person smokes; these cause respiratory infections.
• E) Chemicals in cigarette smoke can impair the mucociliary escalator, preventing natural cleansing of the respiratory tract.

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Definitions:

Cornea

The transparent front part of the eye that covers the iris, pupil, and anterior chamber, contributing significantly to the eye's ability to focus.

Sensory Fatigue

The reduced sensitivity of the senses after prolonged exposure to certain stimuli.

Subliminal Perception

The process by which stimuli presented below the threshold of conscious awareness influence thoughts, feelings, or actions.

Longest Wavelengths

Refers to the type of electromagnetic waves with the greatest distance between successive crests, typically found in radio waves.