What Is the Pathophysiology of Emphysema

question 8

Multiple Choice

What is the pathophysiology of emphysema?

• A) Constriction of the bronchial tree, excessive mucus, and nonproductive cough
• B) Calcification of the alveoli and a dry cough
• C) Overinflation of the alveoli, making them ineffective for gas exchange
• D) Inflammation of the trachea and bronchioles, excessive mucus, and productive cough

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Definitions:

Maximum Life Span

The oldest possible age that members of a species can live under ideal circumstances. For humans, that age is approximately 122 years.

Life Expectancy

The average number of years an individual is expected to live, based on statistical averages of age-specific death rates.

Wear-and-Tear Theory

A concept in aging that suggests the body deteriorates progressively due to accumulated damage from environmental factors.