What Is the Thin Barrier (0

question 13

Multiple Choice

What is the thin barrier (0.2 µm) that allows for the efficient exchange of gases between the lungs and the blood called?

• A) respiratory membrane
• B) type I alveolar cell
• C) type II alveolar cell
• D) alveolar macrophage
• E) endothelial cell

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Definitions:

Depressed Mood

A state of low mood and aversion to activity that can affect a person's thoughts, behavior, feelings, and sense of well-being.

Anhedonia

The inability to feel pleasure in normally pleasurable activities.

Anergia

A lack of energy or initiative, often seen as a symptom in various psychiatric and physical disorders.

Social Isolation

The state of lacking social contacts and communication with others, often leading to feelings of loneliness.