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Anatomy Pterygopalatine Fossa
KYCOM Block 3
58
Anatomy
Graduate
10/26/2012

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Term
where is the pterygopalatine fossa in relation to the infratemporal fossa
Definition
medial
Term
what is the anterior border of the pterygopalatine fossa
Definition
posterior surface of the maxilla
Term
what is the posterior border of the pterygopalatine fossa
Definition
pterygoid process
Term
what is the superior border of the pterygopalatine fossa
Definition
greater wing of sphenoid
Term
what is the medial border of the pterygopalatine fossa
Definition
perpendicular plate of palatine bone
Term
in regards to the openings, what forms the lateral wall of the pterygopalatine fossa
Definition
pterygomaxillary fissure
Term
in regards to the openings, what forms the medial wall of the pterygopalatine fossa
Definition
sphenopalatine foramen
Term
in regards to the openings, what forms the anteroir wall of the pterygopalatine fossa
Definition
inferior orbital fissure
Term
in regards to the openings, what forms the posterior wall of the pterygopalatine fossa
Definition
pterygoid canal
Term
in regards to the openings, what forms the ceiling of the pterygopalatine fossa
Definition
foramen rotundum
Term
in regards to the openings, what forms the floor of the pterygopalatine fossa
Definition
just a passage to the greater and lesser palatine canals
Term
what passes through the pterygopalatine fossa
Definition
V2 with a ganglion hanging from it
Term
what type of ganglion is the pterygopalatine ganglion
Definition
parasympathetic
Term
where is the pterygopalatine galgnion located
Definition
pterygopalatine fossa
Term
what goes through the pterygopalatine ganglion
Definition
sensory from V2, preganglionic parasympathetic from greater petrosal, postganglionic sympathetic from deep petrosal
Term
what is the greater petrosal nerve a branch od
Definition
VII
Term
what type of fibers does the greater petrosal nerve contain
Definition
preganglionic parasympathetic
Term
what does the greater petrosal nerve join, what does this form
Definition
deep petrosal, nerve of pterygoid canal
Term
what type of fibers does the deep petrodal nerve have
Definition
postganglionic sympathetic
Term
where do the fibers of the deep petrosal nerve come from
Definition
superior cervical ganglion
Term
where does the nerve of the pterygoid canal terminate
Definition
pterygopalatine ganglion
Term
where do the preganglionic parasympathetic fibers of the nerve of the pterygoid synapse
Definition
pterygopalatine ganglion
Term
where do the post ganglionic fibers of the nerve of the pterygoid synapse
Definition
the organ, not in the pterygopalatine ganglion
Term
what are the branches from the pterygopalatine ganglion
Definition
greater palatine, lesser palatine, nasopalatine, posterolateral branches, pharyngeal nerve, maxillary (V2) nerve
Term
what does the maxillary nerve go through to get to the foramen rotundum
Definition
middle cranial fossa
Term
what type of fibers does the maxillary nerve have
Definition
sensory
Term
where does the maxillary nerve travel in the pterygopalatine fossa
Definition
in the upper part
Term
where does the maxillary nerve enter the orbit
Definition
through the inferior orbital fissure
Term
once the maxillary nerve goes through the inferior orbital fissure, what its its name
Definition
infraorbital nerve
Term
what are the branches of the maxillary nerve
Definition
intercranial, ganglionic, zygomatic, zygomaticotemporal, posterior superior aveolar, middle superior alveolar, anterior superior alveolar
Term
what does the intercranal branch of V2 innervate, where
Definition
indura mater in the middle crainial fossa
Term
what do the ganglionic branches of V2 connect
Definition
V@ with the pterygopalatine ganglion
Term
what type of fibers does the ganglionic branch of V2 contain
Definition
sensory and some postganglionic parasympathetic
Term
what does the zygomatic nerve divide into
Definition
zygomatotemporal and zygomaticofacial
Term
what does the zygomatic nerve supply
Definition
skin of temporal region and cheek
Term
what type of fibers does the zygomaticotemporal nerve contrain
Definition
postganglionic parasympathetic fibers
Term
where do the parasympathetic fibers of the zygomaticotemporal nerve go
Definition
larcimal gland
Term
what does the posterior superior alveolar nerve supply
Definition
maxillary molar teeth and mucosa od maxillary sinus
Term
what does the middle superior aveolar nerve supply
Definition
premolars and mucosa of the maxillary sinus
Term
what does the anterior superior aveolar nerve supply
Definition
maxillary incusors and canine teeth and mucosa of maxillary sinus
Term
what do branches of the third part of the maxillary artery follow
Definition
V2 and pterygopalatine ganglion
Term
describe the path of the third part of the maxillary artery
Definition
leaves at infratemporal fossa and enters pterygopalatine fossa through pterygomaxillary fissure
Term
what is the third part of the maxillary artery called
Definition
pterygopalatine part
Term
what are the branches of the pterygopalatine part of the maxillary artery
Definition
posterior superior alveolar, infraorbital, descending palatine, pharyngeal, artery of the pterygoid canal, sphenopalatine,
Term
what does the posterior superior alveolar artery supply
Definition
maxillary molar and premolar teeth, mucosa of the maxillary sinus
Term
what does the infraorbital artery accompany
Definition
infraorbital nerve
Term
what are the branches of the infraorbital artery
Definition
superior alveolar, terminal branches
Term
wha does the anterior superior alveolar artery supply
Definition
maxillary incusor, canine teeth, mucosa of maxillary sinus
Term
what do the terminal branches of the infraorbital artery supply
Definition
structures on the face
Term
what does the descending palatine artery divide into
Definition
greater and lesser palatine arteries
Term
what do the branches of the descending palatine artery supply
Definition
hard and soft palate
Term
describe the path of the pharyngeal artery
Definition
passes through palatovaginal canal with the pterygopalatine ganglioon branch
Term
what does the pharyngeal artery supply
Definition
mucosa of the nasopharynx and sphenoid sinus
Term
what does the artery of the pterygoid canal supply
Definition
walls and contents of the pterygoid canal and mucosa of the nasopharynx, auditory tube, tympanic cavity
Term
where does the sphenopalatine artery enter the nasal cavity
Definition
sphenopalatine foramen
Term
what are the branches of the sphenopalatine artery
Definition
pesterolateral nasal, posterior septal branches
Term
what does the posterolateral nasal branch supply
Definition
posterior part of the lateral wall of nasal cavity
Term
what do the posterior septal branches of the sphenopalatine artery supply
Definition
mucosa of the posterior part of the nasal septum
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