by Terence O'Loughlin 2 years ago
172
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Expiration
Inspiration
Lungs
Pulmonary ventilation
Bronchial Tree
Air distribution and exchange of gas
Trachea
Passageway for air to and from lungs
Made up of C-shaped rings to protect and maintain the open airway
Larynx
Air distribution
Pharynx
Passageway for air
the circular muscles form constrictions that help push food to the esophagus and prevent air from being swallowed
Nose
Warms and moistens air
narrower nostrils alter airflow in such a way that the mucus-covered nasal membrane can warm and humidify incoming air more efficiently