ANTR 350 1st Edition Lecture 33Outline of Last Lecture I. Upper respiratory tractII. NoseIII. Nasal cavityIV. Nasal septumV. Turbinates Outline of Current Lecture II. Functions of nasal cavityIII. Paranasal sinusesIV. Pharynx Current Lecture-functions -filters, warms, and moistens air before it reaches the lungs-Hairs and cilia- help to filter-Turbinates- increases the time air spends in the nasal cavity -Vascularity- warms/cools blood-Mucous- helps to trap dust and pathogens-Olfaction: sense of smell-Voice resonance: influences how your voice sounds-paranasal sinuses-maxilla, ethmoid, sphenoid, and frontal bones contain them-pharynx-functions: passageway for food and air-nasopharynx:These notes represent a detailed interpretation of the professor’s lecture. GradeBuddy is best used as a supplement to your own notes, not as a substitute.-Boundaries:-Sphenoid (body)-Choanae -Soft palate-Contents -Eustachian tube openings -Pharyngeal tonsil -Exclusively respiratory function-oropharynx-Boundaries-Soft palate-Hyoid bone-Fauces-Contents:-Uvula-Palatine & lingual tonsils-Common passageway for air and food-laryngopharynx-Boundaries-Hyoid bone-Esophagus-Both respiratory and digestive
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