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PT202 Quiz 2

Quiz 2 Material

Pulmonary Ventilation The exchange of air between the atmosphere and the air sacs of the lungs
Nostrils Air enters the body through these
Nasopharynx The superior portion, located behind the nasal cavity
Larynx Commonly called the Voice Box
Vocal Cords These vibrate as air flows over them from the lungs
Epiglottis A leaf-shaped cartilage that covers the larynx during swallowing
Trachea Commonly called the windpipe
Mediastinum The space between the lungs, including the esophagus, trachea, and lymph nodes
Diaphragm A muscular partition of the abdominal cavity
Inhalation Inspiration, the drawing of air into the lungs
Exhalation Expiration, the expulsion of air from the lungs
Compliance The ease with which one can expand the lungs and thorax
Apnea A temporary cessation of breathing
Internal Exchange The exchange of gases between the blood and cells
Diffusion The movement of molecules from an area in which they are in higher concentration to an area in which they are lower concentration
Dyspnea Difficult or labored braething
Created by: pierce258