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question 84

Multiple Choice

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Definitions:

Atmospheric Air

The layer of gases surrounding the Earth, primarily composed of nitrogen and oxygen, which is essential for respiration.

Asthmatic Attack

A sudden worsening of asthma symptoms caused by the tightening of muscles around the airways, leading to difficulty breathing, coughing, and wheezing.

Ventilation

The process of moving air in and out of the lungs, facilitating the exchange of oxygen and carbon dioxide between the body and the environment.

Oxyhemoglobin Affinity

The measure of how readily hemoglobin in red blood cells binds to oxygen, a crucial factor in oxygen transport and delivery to tissues.