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8 Cards in this Set
- Front
- Back
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Where does smooth muscle begin within the respiratory tract?
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It is first seen within the trachea, with none being found in the nasal fossae, nasopharynx, or larynx. Smooth muscle spans the open ends of C-shaped rings in the trachea.
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Is there smooth muscle present in the bronchi?
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YES!!
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Is there smooth muscle present in the bronchioles??
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YES!!!
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Is there smooth muscle present in the nasal fossae?
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NO!!
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Describe the pattern of smooth muscle present in bronchi and bronchioles
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crisscrossing spiral bundles
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Does the larnyx contain muscle?
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Yes, but only SKELETAL muscle
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What is the smooth muscle adjacent to the esophagus on the ventral aspect of it
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trachealis
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Is there any smooth muscle present beyond respiratory bronchioles
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minimal, not usually well-visualized
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