Term
Respiratory System
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Definition
*Exchange of gases: O(sub 2) and CO(sub 2)
*Movement of blood to/from exchange surface f lungs
*Sound Production
*Olfactory sense information |
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Definition
*air circulating blood
*Blood/tissues
*Cellular respiration |
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| Protect Respiratory surfaces from |
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Definition
*Dehydration
*Temperature Change
*Environmental Changes
*Invasion by Pathogens |
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Term
Upper respiratory
ORGANS= |
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Definition
*Nose
*Nasal Cavity
*Pharynx |
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Lower Respiratory
ORGANS= |
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Definition
*Larynx
*Trachea
*Bronchii
*Lungs |
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Definition
| *muscle sheet below lungs |
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Definition
*Epithelium
*Lamina Propria
*Respiratory defense |
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>Columnar ciliated in nasal cavity and airways
*stratified squamous in pharynx
*simple squamous as exchange surfaces in lungs |
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>Underlying loose connective tissue
*Mucous glands
*smooth muscle |
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>Goblet cells and mucous cells secrete mucous to 'trap' invaders
*Cilia 'sweep' invaders out
*Macrophages (WBCs) present in mucous |
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Definition
*External Nares (nostrils): air enters vestibule
*Nasal Septum separates right and late
*Hairs filter air |
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Definition
| *superior, Middle, inferior meatus |
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*warms air
*oxygen dissolved
*air 'humidified' to prevent drying
*Macrophages present to identify pathogens |
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Definition
*Nasopharynx
*Oropharynx
*Laryngopharynx |
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| *soft palate to base of tongue |
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| Between hyoid bone to larynx/esophagus entrance |
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