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Cranial Nerves
Olfactory (Sensory)
Optic (Sensory)
Cranial Nerves
Major Divisions
Nucleus/Nuclei
Olfactory structures
Optic nucleus


Occulomotor nucleus
Edinger Westphal





o
o

o
o
o
Occulomotor (Motor)

o
o
Trochlear (Motor)
Trochlear nucleus

Sensory
 Spinal Trigeminal Nucleus
 Primary Trigeminal Nucleus
 Mesencephalic Nucleus
Motor
 Trigeminal Motor Nucleus

Trigeminal (Mixed)
Abducens (Motor)
Facial (Mixed)


Structures Supplied
Olfactory tract
Olfactory bulb
Optic nerve
Optic tract

Superior nasal concha

Ganglionic layer of retina
Superior division
Sup rectus
Levator palpabrae sup
Inferior division
Medial rectus
Inferior rectus
Inferior oblique
Cilliary ganglion
Ciliary body
Papillary spinchter
Occulomotor Nucleus
 Recti muscles
o Superios
o Inferior
o Medial
 Inferior oblique
 Levator Palpabrae Superioris
Edinger Westphal
 Ciliary body
 Papillary Spinchter
 Superior Oblique
Trochlear nerve
Opthalmic
o
Frontal
o
Nasociliary
o
Lacrimal
Maxillary
o
Marginal branch
o
2 ganglionic branches
o
Zygomatic branch
o
Superior Alveolar Nerve
o
Terminal branch
Mandibular
o
Meningeal nerve
o
Anterior Division

Buccal nerve

Motor branches
o
Posterior Division

Lingual

Auriculotemporal

Inferior Alveolar Nerve
Abducens Nucleus
Abducens nerve
Autonomic
 Superior Salivatory Nuclues
Sensory
 Nucleus Tractus Solitarius
Motor
 7th Motor Nucleus
Autonomic

Greater Petrosal Nerve

Chorda Tympani
Sensory

Chorda Tympani

Temporal branch
Sensory
 Face
 Teeth
 Sinuses
Motor
 Muscles of mastication
o Meseter
o Lateral pterygoid
o Temporalis
 Anterior belly of Digastric
 Mylohyoid

Motor

Zygomatic branch

Buccal branch

Marginal Mandibular
branch

Cervical branch

Nerve to Stapedius
muscle

Post Auricular
Lateral rectus
Autonomic

Lacrimal gland

Salivary glands except PAROTID
Sensory

Anterior 2/3rd of taste
Motor

Muscles of facial expression

Posterior belly of Digastric muscle
Cranial Nerves
Cranial Nerves
Major Divisions
Nucleus/Nuclei
Glossopharyngeal
(Mixed)
Autonomic

Inferior Salivatory Nucleus
Sensory

Nucleus Tractus Solitarius

Spinal Trigeminal Nucleus
Motor

Nucleus Ambigus



Vagus (Mixed)
Autonomic

Dorsal Nucleus of Vagus
Sensory

Nucleus Tractus Solitarius

Dorsal Nucleus of Vagus

Spinal Trigeminal Nucleus
Motor

Nucleus Ambigus






Superior division
o Macula of Utricle
o Ampulla of Semicircular Canals
 Superior
 Lateral
Inferior division
o Macula of Saccule
Posterior division
o Posterior Semicircular Canal
Spiral ganglion
o Organ of Corti
Motor branch
Tympanic branch
Sensory branch
o Pharyngeal branch
o Tonsillar branch
o Lingual branch
o Carotid branch
Recurrent Laryngeal nerve
Pharyngeal nerve
Carotid branch
Superior Laryngeal nerve
Meningeal branch
Auricular brach
Cranial part
 Nucleus Ambigus
Spinal part
 Anterior horn of upper 5th or 6th
Cervical veterbrae
Hypoglossal Nucleus

Accessory nerve


Sternocleidomastoid
Trapezius

Hypoglossal nerve


Intrinsic muscles of the tongue
Extrinsic muscles of the tongue except
PALATOGLOSSUS
o Genioglossus
o Hypoglossus
o Styloglossus
Sternothyroid
Sternohyoid
Omohyoid


Vestibular Nucelus
Choclear Nucleus
Structures Supplied
Vestibulochoclear
(Sensory)




Accessory (Motor)
Choclea apparatus
Vestibular apparatus



Virtual almost all part of the body
Autonomic
 Parotid gland
Sensory
 1/3rd of taste
Motor
 Stylopharyngeus muscle
Hypoglossal (Motor)


