Term
| somatic sensory & somatic motor (like a spinal nerve -no autonomics) |
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Definition
| what information does the trigeminal nerve carry? |
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Term
opthalmic (v1)
maxillary (v2)
mandibular (v3) |
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Definition
| name the 3 branches of the trigeminal nerve |
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Term
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Definition
| opthalmic and maxillary nerves carry ONLY this type of innervation |
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Term
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Definition
| the mandibular nerve carries this type of innervation |
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Term
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Definition
| what bone has all the formina for the trigeminal nerve? |
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Term
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Definition
| what wing of the sphenoid has the foramen rotundum and foramen ovale? |
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Term
| crack between the lesser and greater wing of the sphenoid |
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Definition
| forms the boundary of the superior orbital fissure |
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Term
V1) superior orbital fissure
V2) foramen rotundum
V3) foramen ovale (exits skull) |
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Definition
| what holes in the sphnenoid do each of the trigeminal branches travel in (name the nerve and hole) |
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Term
| an impression on the greater wing of the sphenoid (very subtle, hard to see on dried skulls) |
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Definition
| where is the trigeminal ganglion (aka semilunar ganglion)? |
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Term
forward: maxillary
lat and down: mandibular |
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Definition
| what nerve travels straight forward off the trigeminal ganglia? what travels lateral and downward? |
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Term
1) dural branch (turns back)
2) nasocilliary nerve -> long ciliary
3) frontal n. -> supraorbital and supratrochlear
4) infratrochlear and ant/post ethmoidal |
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Definition
| list the branches of the opthalmic nerve in order they branch off |
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Term
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Definition
| supplies sensory innervation to the patch of dura around the trigeminal ganglia |
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Term
1)frontal n (most medial)
2)lacrimal nerve
3)nasociliary nerve |
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Definition
| before the superior orbital fissure, V1 branches into 3 divisions, name them |
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Term
| supraorbital nerve - cutaneous only becomes suprtrochlear and supraorbital nerves that run with the arteries |
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Definition
| most superior structure in the orbit (goes over top of eye), doesn't innervate anything in the orbit (what does it become)? |
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Term
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Definition
| larger and more lateral branch of the frontal nerve, does skin of forehead, scalp |
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Term
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Definition
| smaller more medial branch of frontal nerve |
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Term
| SENSORY to the lacrimal gland, doesn't make the gland work |
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Definition
| what does the lacrimal nerve do? |
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Term
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Definition
| what nerve makes the lacrimal gland work? |
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Term
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Definition
| this nerve is between the lacrimal nerve and the frontal nerve (middle) and has the most branches of any nerve of the opthalmic nerve |
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Term
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Definition
| this nerve follows the course of the opthalmic artery |
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Term
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Definition
| 2 nerves that give sensory(touch/cold etc) to the eye(sclera) alongside the posterior ciliary arteries |
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Term
| superior (the branches being frontal, nasociliary, and lacrimal) |
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Definition
| how do all 3 of the branches of the opthalmic nerve travel in relation to the optic nerve? |
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Term
| anterior(most important in nsasl cavity) and posterior ethmoidal(more important for sinus sensory innervation, les sensory distribution in the nose than ant.) nerves |
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Definition
| these nerves innervate the mucosa of the nasal cavity after tunneling through bone |
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Term
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Definition
| in addition to supplying the nasal cavity with sensory inenrvation, these nerves send a few fibers up through the cribiform plate to supply what? |
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Term
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Definition
| terminal branch of the nasociliary nerve, supplies the bridge and side of nose |
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Term
V1: Frontonasal prominence
V2: Maxillary prominence
V3: Mandibular prominence |
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Definition
| name the prominences in the embryo that correspond to V1, V2, and V3 innervation |
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Term
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Definition
| which has more sensory distribution? supraorbital or supratrochlear? |
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Term
lacrimal (lateral eyelid)
supraorbital
supratrochlear
infratrochlear (medial eye & bridge of nose) |
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Definition
| name the nerves that supply sensory info to the eyelid |
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Term
| external nasal nerve, it's an extension of anterior ethmoidal nerve |
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Definition
| nerve that supplies sensory to the tip of the nose, name it, where does it come from? |
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Term
| sensory ganglia including dorsal root ganglia and the trigeminal ganglia(can also hold herpes simplex) |
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Definition
| where does herpes zoster hang out when it is in its latency period? |
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Term
| herpes zoster opthalmicus |
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Definition
| herpes infection of the eye |
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Term
occurence of herpes lesions on the bridge, sides and tip of nose via infratrochlear nerve and external nasal nerve
means the eye might be involved in a herpes outbreak
it can spread to the entire V1 dermatome |
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Definition
| what is the Hutchinson sign? what does it mean? |
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Term
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Definition
| name the paired foramen in the maxillary bone posterior to the incisors |
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Term
greater palatine foramen
posterior: lesser palatine foramen |
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Definition
| name the foramina in the palatine bone medial to the 2nd permanent molar, name the one just posterior to it, still in the palatine bone |
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Term
| no, just uses it as a passageway |
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Definition
| does V2 innervate anything in the orbit? |
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Term
| lateral ptergoid plate of the sphenoid |
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Definition
| this part of the sphenoid bone forms the posterior medial wall of the infratemporal fossa |
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Term
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Definition
| forms a deep medial wall to the infratemporal fossa anteriorly |
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Term
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Definition
| this fissure is between the maxilla and the pterygoid process |
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Term
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Definition
| this bone ends the peterygomaxillary fissure inferiorly |
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Term
| ptergopalatine fossa (inside the pterygomaxillary fissure) |
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Definition
| FOSSA between the pterygoid process and palatine bone is known as the ____ |
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Term
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Definition
| superior part of the pterygopalatine fissure, between the body of the spehnoid bone and vertical process of the palatine bone |
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Term
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Definition
| passing through the sphenopalatine foramen from lateral to medial gets you where? |
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Term
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Definition
| anterior to the spheonpalatine foramen, between the greater wing of the sphenoid and the maxilla |
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Term
| posterior, superior alveolar foramina (alveolus is the tooth socket) |
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Definition
| foramina in the wall of the maxilla just above the molar teeth |
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Term
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Definition
| forms lateral wall of the nasal cavity, holds upper teeth, and is the anterior 2/3 of the hard palate |
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Term
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Definition
| posterior to the maxilla, contributing to the hard palate and lateral wall of the nasal cavity |
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Term
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Definition
| pterygoid plate that is part of the boundary of the nasal cavity |
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Term
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Definition
| at the end of the peterygomaxillary fissure (deepest part) |
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Term
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Definition
| if you look through the floor of the sphenopalatine foramen there is a vertical hole containing the descending palatine artery, name the canal |
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Term
| palatine foramina (greater & lesser in the oral cavity) |
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Definition
| branched exit point of the palatine canal ends up where? |
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Term
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Definition
| branches off V2 before going through the foramen rotundum |
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Term
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Definition
| name the space V2 enters after it emerges from the foramen rotundum |
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Term
| pterygopalatine fossa, 1st branch infra orbital nerve? |
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Definition
| where does V2 start branching?, name the first branch |
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Term
| infraorbital nerve and zygomatic nerve( more lateral) |
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Definition
| lies in the floor of the orbit but doesn't innervate it |
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Term
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Definition
| this groove in the maxilla becomes the infraorbital foramen 1/4 inch below the orbital margin |
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Term
| palpebral branch of the infraorbital nerve |
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Definition
| innervates the lower eyelid |
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Term
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Definition
| V2 branch to the side of the nose |
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Term
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Definition
| inervates sensory to the upper lip |
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Term
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Definition
| V2 branch that goes through the orbit and sends of zygomaticotermporal and zygmaticofacial nerves that supply the skin over the cheek |
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Term
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Definition
| tunnels through the zygomatic bone then a bunch of foramina to supply cutaneus branches |
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Term
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Definition
| innervates the side of the cheek right behind the orbit |
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Term
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Definition
| innervates skin over the cheek bone |
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Term
pterygopalatine ganglion (in the same named fossa)
V2 just passes through |
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Definition
| parasympathetic ganglion of CN 7 that hangs from branches of V2 |
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Term
| greater and lesser palatine nerves |
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Definition
| these nerves pop out the other side of the pterygopalatine ganglia |
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Term
| medial, greater and lesser palatine nerves are also medial(they pass through the ganglia) |
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Definition
| where is the pterygopalatine ganglian on relation to the infraorbital nerve? |
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Term
| greater and lesser palatine nerves |
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Definition
| these nerves travel through the sphenopalatine foramen & palatine canal with the palatine artery |
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Term
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Definition
| this nerve does innervation of all the upper teeth |
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Term
| posterior superior alveolar nerves |
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Definition
| branch off infraorbital before it enters the orbit |
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Term
| posterior superior alveolar nerves |
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Definition
| 1st, 2nd, 3rd molars are innervated by |
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Term
| middle superior alveolar nerve |
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Definition
| innervates 2 premolars and part of the first molar, branches off inside the maxilla |
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Term
| anterior superior alveolar nerve |
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Definition
| innervates the incisors and canines |
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Term
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Definition
| name the comminications between the nerves in the maxillary sinus |
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Term
| nasopalatine nerve and greater/lesser palatine ns |
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Definition
| once through the sphenopalatine foramen, the maxillary n branches to what? |
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Term
| greater (its also bigger) |
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Definition
| which is more anterior, greater or lesser palatine nerves? |
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Term
| posterior lateral nasal n. |
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Definition
| back 2/3 of nasal cavity lateral wall these nerves branch off the greater/lesser palatine |
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Term
| nasopalatine nerve with SPHENOPALATINE artery |
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Definition
| name the nerve that innervates the posterior nasal septum with sensory info, what artery runs with it? |
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Term
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Definition
| does anterior 1/3 of nasal cavity sensory |
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Term
| septal branch of anterior ethmoidal n. |
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Definition
| what innervates the anterior 1/3 of the nasal septum? |
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Term
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Definition
| follows vomer to incisive canal to do skin on the palate behind the incisors |
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