NURS140 Lecture Notes - Lecture 10: Stratified Squamous Epithelium, Lingual Tonsils, Pleural Cavity
18 Nov 2016
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Document Summary
Identify the structures of the respiratory system and describe their locations. Distinguish between the conducting and respiratory portions of the respiratory tract. Identify the boundaries of the nasal cavity and its relationship with the paranasal sinuses. Differentiate the three anatomical regions of the pharynx. Describe the structure of the larynx and explain its function in respiration and voice production. Functionally conduction and respiration (conduction of air to and from lungs; and gas exchange) Nose and nasal cavity function to warm, humidify and filter air. Also involved in mucus production to defend from pathogens/noxious substances. Air filled paired cavities in ethmoid, sphenoid, frontal and maxillary bones in the skull. Lined with mucous membranes and open into nasal cavity. Extends from internal nares to soft palate (behind and not a part of the nose/nasal cavity) 2 auditory (eustachian) tubes from middle ear cavity.
