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Head and Neck
| Question | Answer |
|---|---|
| What are the subdivisions of the upper aerodigestive tract? | Oral cavity, nasopharynx, oropharynx, hypopharynx, larynx |
| What does the oral cavity consist of? | Anterior 2/3 of the tongue, lip, buccal mucosa, retro molar trigone, floor of the mouth, hard palate |
| What does the nasopharynx consist of? | Posterosuperior pharyngeal wall and lateral pharyngeal wall, eustachian tube orifice, and the adenoids |
| What does the oropharynx consist of? | Base of tongue, tonsils (fossa and pillars), soft palate, and oropharyngeal walls |
| What does the hypopharynx consist of? | Piriform sinuses, postcricoid, and lower posterior pharyngeal walls below the base of tongue. |
| What does the larynx consist of? | Glottis, supraglottis, subglottis |