By What Mechanism Does Gas Exchange Across the Lung Occur

question 54

Multiple Choice

By what mechanism does gas exchange across the lung occur?

• A) Active transport
• B) Facilitated diffusion
• C) Facilitated transport
• D) Simple diffusion

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Definitions:

Aphasia

A condition characterized by the impairment of language ability, affecting production, comprehension, reading, or writing, due to brain damage.

Apraxia

A motor disorder caused by damage to the brain, where the individual has difficulty performing movements or gestures despite having the desire and physical capacity to do them.

Agnosia

A condition marked by the inability to recognize objects, persons, sounds, shapes, or smells while the specific sense is not defective nor is there any significant memory loss.

Echolalia

The automatic and involuntary repetition of words or phrases spoken by others, often observed in individuals with autism and certain other conditions.