What Does the Overall Ventilation Perfusion Ratio Equal in a Healthy

question 1

Multiple Choice

What does the overall ventilation perfusion ratio equal in a healthy adult?

• A) 0.8
• B) 0.6
• C) 0.4
• D) 0.25

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Definitions:

Epiglottis

A flap of cartilage at the root of the tongue, which is depressed during swallowing to cover the opening of the windpipe.

Oropharynx

The part of the throat located at the back of the mouth, serving as a pathway for food moving from the mouth to the esophagus and air passing to the larynx.

Respiration Rate

The number of breaths a person takes per minute, a vital sign of primary importance in health assessments.

Nasopharyngitis

An inflammation of the nasal passages and the upper part of the throat, often referred to as the common cold.