Pharynx Flashcards
1
Q
Divisions
A
Nasopharynx
Oropharynx
Laryngopharynx
2
Q
Nasopharynx
A
Pharyngotympanic Tube (auditory tube) Tenso Veli Palatini Levator Veli Palatini Musculus Uvulae Salpingopharyngeus Superior Pharyngeal Constrictor Pharyngeal Tonsils (adenoids)
3
Q
Oropharynx
A
Palatoglossal (ant) arch Palatoglossus Palatopharyngeal (post) arch Palatopharyngeus Tonsilar Sinus - Palatine tonsil, CN IX, Tonsilar branch of facial artery Middle Pharyngeal Constrictor
4
Q
Laryngopharynx
A
Stylopharyngeus
Inferior pharyngeal constrictor
5
Q
Layers of wall
A
5 layers - Internal to external Mucous membrane Submucosa Pharyngobasilar fascia Constrictor muscles Buccopharyngeal fascia Leads to retropharyngeal space
6
Q
Nerve Supply
A
Pharyngeal plexus
CN IX and X - Sympathetics