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Anatomy CH. 25
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Function of the resp. tract
Allow for exchange of gases
Sensation of the olfactory stimuli
Sound Production
Immune Functions
Upper resp. tract
lined with pseudostratified columnar ciliated epithilia
Structures
1. Nose 2. Nasal Cavity
3. Sinuses 4. Pharynx
Lower resp. tract
Lined with various types of epithilia
Structures
1. Larynx 3.Bronchi
2. Trachea 4. Bronchioles
5. Alveoli
Nose
Structurally held up by Nasal bone and cartilage
2 openings of nasal cavity called the nostrils
Nasal Cavity
Lateral Wall: consist of the superior, inferior and middle nasal conchae
under nasal conchae there are three meatus (superior, inferior, middle)
which are all air passageways.
Sinuses
They are continuations with Nasal Cavity
Lined with pseudostratified columnar cilitaed epithia
give resonence to voice
help humiditify inhailed air
Pharynx
includes common passageway for food, drink, and air
soft palate elevates during swallowing so you don't inhale your food
Author
krcarter87
ID
46405
Card Set
Anatomy CH. 25
Description
Resp. tract cards
Updated
2010-11-01T05:15:32Z
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