Spatial Relations Flashcards
What is superficial to the masseter?
Parotid duct Transverse facial a. Branches of CN VII
What is the deepest muscle of mastication?
Medial Pterygoid
What is superficial/deep, Surrounds, and passes between the lateral pterygoid?
Superficial/deep=Maxillary a.
Surrounds=Pterygoid venous plexus
Passes between=Buccal of CN V
Where does maxillary nerve V2 travel?
Lateral wall of cavernous sinus
Foraman rotundum
Pterygopalatine fossa
What does infraorbital nerve travel?
Inferior orbital fissure
ASA and MSA form dental plexus
PSA nerve travels where?
Passes Pterygomaxillary fissure
Infratemproal fossa
Posterior maxilla
through PSA foramina
Forms dental plexus
Nasopalatine nerve travels?
Sphenopalatine foramen
Pterygopalatine fossa
Nasal cavity
Incisive canal
Where does CN V3 travel?
Foramen ovale
Infratemporal fossa
What is the path of the lingual nerve?
Infratemporal fossa Enters cavity in 2nd pharyngeal aperture
Medial groove on mandible
Loops under submandibular duct
Ascends to tongue on external and superior surface of hyoglossus
Where does the Long buccal nerve pass through?
Between lateral pteryggoid heads.
Where does the inferior alveolar nerve travel?
Between sphenomandibular ligament and ramus of mandible.
Enters mandibular foramen.
Where does facial nerve travel?
THorugh internal acoustic meatus
Facial canal
Stylomastoid foramen
SPlits inside parotid
Where does chorda tympani travel?
Along tympanic membrane
Exits petrotympanic fissure
Where does CN IX travel?
Through jugular foramen
Passes through 2nd pharyngeal aperture
Where do the left and right recurrent laryngeal nerve travel?
Left=Loops down around aortic arch
Right=Loops around subclavian
