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Glossary of Respiratory-5

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Trachea
Windpipe; Tubular passageway extending from larynx to fifth vert.
Length of trachea
ap. 4.5 inches
Diameter of trachea
ap. 1 inch
Location of trachea
anterior to esophagus, divides into right and left bronchi at the carina
Support of trachea
semicircular rings of hyalin cartilage
Semicircular rings of hyaline cartilage divides to form?
Right and left primary bronchi
Primary bronchi
Consists of right and left primary bronchus
Right primary bronchus
Penetrates right lung; more verticle, shorter and wider than the left
Left primary bronchus
Penetrates left lung
Lining of primary bronchi
Epithelial layer of pseudostratified cilited columnar
Support of bronchi
"C" Semicircular rings of hyaline cartilage
Primary bronchi divide to form?
Secondary (lobar) Bronchi
Secondary (lobar) bronchi
One secondary bronchus penetrates each lobe of the lung
# of lobes in left lung
2 lobes; thus 2 lobar bronchi
# of lobes in right lung
3 lobes; thus 3 lobar bronchi

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