The Trigeminal Nerve - Maxillary branch Flashcards
Describe the pathway of the maxillary devision of the trigeminal nerve.
Trigemina ganglion (middle cranial fossa)
Foramen rotundum (middle cranial fossa)
Pterygopalatine fossa
Describe the functions of the maxillary division.
SENSORY FUCNTION
lower eyelid side of the nose Maxillary hard and soft palate Maxillary teeth Upper lip
List the branches of the maxillary division of the trigeminal nerve.
Zygomatic
Infraorbital
posterior superior alveolar nerve
Pterygopalatine ganglion
Nasal nerves
Greater and lesser palatine
Name the boundaries if the pterygomandibular fossa.
Anterior - Posterior surface of the maxilla
Middle - palatine bone
Posterior -sphenoid bone
What structure lies within the pterygopalatine fossa?
Pterygopalatine ganglion
How many canals does the pterygopalatine fossa have?
5
Name the canals of the pterygopalatine fossa and what nerve(s) is contained within each.
Palatine canal:
Greater and lesser palatine nerves
Sphenopalatine fossa
Nasal nerves
Palatovaginal canal
Pharyngeal nerve
Inferior orbital fissure
Infraorbital nerve
Pterygomaxillary fissure
Posterior superior alveolar nerve
What nerve is contained within the sphenopalatine fossa?
one of the 5 canals that runs from the pterygopalatine fossa
Nasal nerves
What nerve is contained within the inferior orbital fissure?
one of the 5 canals that runs from the pterygopalatine fossa
Infraorbital nerve
What nerve is contained within the pterygomaxillary fissure?
one of the 5 canals that runs from the pterygopalatine fossa
Posterior superior alveolar nerve
What nerve is contained within the palatovaginal canal?
one of the 5 canals that runs from the pterygopalatine fossa
Pharyngeal nerve
What nerve is contained within the palatine canal?
one of the 5 canals that runs from the pterygopalatine fossa
Greater and lesser palatine nerves
