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2 Cards in this Set
- Front
- Back
Describe the macroscopic appearance of the trachea
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12cm long, 2.5 cm wide connection from the larynx (~C6) to the carina (~T4/5) where it divides into the left and right main bronchi
The trachea consists of 16-20 C-shaped cartilaginous rings it is divided into cervical and thoracic trachea as it enters through the thoracic inlet posterior smooth muscle (trachealis) |
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Microscopic appearance of the trachea
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Mucosa/epithelium - ciliated pseudostratified columnar epithelium
Submucosa - contains many glands Smooth muscle Cartilage - hyaline Adventitia - dense fibroelastic tissue Number of other cells including goblet cells, kulchitsky cellls, bursh cells, clara cells, and BLAT |