trigeminal nerve
DESCRIPTION
trigeminal nerveTRANSCRIPT
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Trigeminal Nerve
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Contents
Introduction
Nuclear column
Trigeminal ganglion
Divisions of the nerve
Clinical considerations
References
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Introduction
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Nuclear columns
General
somatic
afferent
column
• Spinal nucleus of V nerve
• Superior sensory nucleus of V nerve
• Mesencephalic nucleus
Branchial
efferent
column
• Motor nuclei
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Trigeminal ganglion
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Divisions of Trigeminal Nerve
Ophthalmic nerve
Maxillary nerve
Mandibular nerve
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Ophthalmic nerve
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Divisions of ophthalmic nerve
Lacrimal nerve
Nasociliary nerve
Frontal nerve
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Lacrimal nerve
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Frontal nerve
supraorbital nerve
Supratrochlear nerve
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Nasociliary nerve
Branches in the orbit
1) Long root of ciliary gang.2) Long ciliary n.3) Post Ethmoid n.4) Ant. Ethmoid n.
Branches in the nasal cavityTerminal branches on the face
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Autonomic ganglion associated
The ciliary ganglion
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Maxillary nerve
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Divisions of maxillary nerve
Maxillary nerve
In middle cranial fossa
Terminal branches
In infrorbital
groove and canal
In pterygop-
alatine fossa
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Branches In middle cranial fossa
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Branches in pterygopalatine fossa
Zygomatic nerve
Pterygopalatine nerve
Posterior superior
alveolar nerve
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Autonomic ganglion associated
The sphenopalatine ganglion
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Branches in infraorbital groove and canal
Middle superio
r alveolar nerve
Anterior
superior
alveolar nerve
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Terminal branches on face
Inferior palpebral branches
Lateral nasal branches
Superior labial
branches
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Mandibular nerve
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Branches from undivided nerve
Nervus spinosus
Nerve to internal ptrygoid muscle
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Branches from divided nerve
Anterior division
• Branch to external pterygoid muscle
• Branch to masseter muscle
• Branch to temporal muscle
• Buccal nerve
Posterior division
• Auriculotemporal nerve
• Lingual nerve• Inferior alveolar
nerve
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Anterior division
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Posterior division
The auriculotemporal nerve
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Lingual nerve
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Inferior alveolar nerve
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Autonomic ganglion associated
Submandibular ganglion
Otic ganglion
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Clinical considerations
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Clinical examination
Sensory nerve examination
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Motor nerve examination
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Trigeminal reflexes
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Applied anatomy
Trigeminal
neuralgia
Management
Differential diagnosisDiagnosis
Clinical features
Etiology
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Postherpetic neuralgia
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Trigeminal nerve injuries
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Sturge -weber
syndrome
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References
B D chaurasia’s human anatomy, volume III, 6th edition.
Monheims local anaesthesia and pain control in dental practice, 7th edition.
Shafer’s textbook of oral pathology,6th edition.
Burket’s oral medicine,11th edition.
Harrisons’s principles of internal medicine,17th edition.
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Thank you