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What is Cranial Nerve #1?
Olfactory
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Olfactory Nerve:
Finer Types
Special Sensory
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Olfactory:
Function
Olfaction
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Olfactory:
Foramen
Cribiform Plate
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What is Cranial Nerve #2?
Optic
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Optic Nerve:
Fiber Types
Special Sensory
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Optic Nerve:
Function
Vision
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Optic Nerve:
Foramen
Optic foramen/canal
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What is Cranial Nerve #8?
Vestibulocochlear
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Vestibulocochlear:
Fiber Types
Special Sensory
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Vestibulocochlear:
Function
Equilibrium and hearing
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Vestibulocochlear:
Foramen
Internal Accoustic Meatus
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What is Cranial Nerve #3?
Oculomotor
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Oculomotor:
Fiber Types
Somatic Motor and Visceral Motor
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Oculomotor:
Function
- Somatic Motor: 4 extrinsic eye muscles and Levator palpebrae superiorus muscle
- Visceral Motor: Smooth muscle in the eyeball
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Oculomotor:
Foramen
Superior Orbital Fissure
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What is Cranial Nerve #4?
Trochlear
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Trochlear:
Fiber Types
Somatic Motor
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Trochlear:
Function
Superior Oblique Muscle
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Trochlear:
Foramen
Superior orbital fissure
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What is Cranial Nerve #6?
Abducens
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Abducens:
Fiber Types
Somatic Motor
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Abducens:
Function
Lateral Rectus Muscle
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Abducens:
Foramen
Superior Orbital Muscle
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What is Cranial Nerve #11?
Spinal Accessory
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Spinal Accessory:
Fiber Types
Somatic Motor
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Spinal Accessory:
Function
Sternocleidomastoid and trapezius muscles
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Spinal Accessory:
Foramen
Jugular foramen
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What is Cranial Nerve #12?
Hypoglossal
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Hypoglossal:
Fiber Types
Somatic Motor
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Hypoglossal:
Function
Tongue muscles (with 1 exception)
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Hypoglossal:
Foramen
Hypoglossal Canal
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What is Cranial Nerve #5?
Trigeminal
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What are the 3 divisions of the Trigeminal Nerve?
- 1) Opthalmic Division
- 2) Maxillary Division
- 3) Mandibular Division
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Trigeminal Nerve (Opthalmic Division):
Fiber Types
General Sensory
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Trigeminal Nerve (Opthalmic Division):
Function
Upper 1/3 face
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Trigeminal Nerve (Opthalmic Division):
Foramen
Superior Orbital Fissure
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Trigeminal Nerve (Maxillary Division):
Fiber Types
General Sensory
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Trigeminal Nerve (Maxillary Division):
Function
Oral and nasal cavitiy, middle 1/3 face
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Trigeminal Nerve (Maxillary Division):
Foramen
Foramen Rotundum
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Trigeminal Nerve (Mandibular Division):
Fiber Types
General Sensory and Somatic Motor
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Trigeminal Nerve (Mandibular Division):
Functions
- General Sensory: Anterior 2/3 tongue, oral cavity and lower 1/3 face
- Somatic Sensory: Muscles of mastication
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Trigeminal Nerve (Mandibular Division)::
Foramen
Foramen Ovale
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What is Cranial Nerve #7?
Facial Nerve
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Facial Nerve:
Finer Types
General Sensory, Special Sensory, Somatic Motor, and Visceral Motor
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Facial Nerve:
Function
- General Sensory: External Ear
- Special Sensory: Taste - Anterior 2/3 tongue
- Somatic Motor: Muscles of fascial expression
- Visceral Motor: Lacrimal gland, sublingual and submandibular salivary glands
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Facial Nerve:
Foramen
- General Sensory: Internal Accoustic Meatus
- Special Sensory: Stylomastoid Foramen
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What is the Cranial Nerve #9?
Glossopharyngeal
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Glossopharyngeal:
Fiber Types
General Sensory, Special Sensory, Somatic Motor, Visceral Motor
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Glossopharyngeal:
Functions
- General Sensory: External and missle ear, pharynx, phayngotympanic tube, posterior 1/3 tongue
- Special Sensory: Taste - Posterior 1/3 tongue
- Somatic Motor: One muscle of pharynx
- Visceral Motor: Parotid salivary gland
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Glossopharyngeal:
Foramen
Jugular Foramen
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What is Cranial Nerve # 10?
Vagus Nerve
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Vagus Nerve:
Fiber Types:
General Sensory, Special Sensory, Somatic Motor, Visceral Motor
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Vagus Nerve:
Functions
- General Sensory: external ear, pharynx, larynx, thoracic and abdominal viscera
- Special Sensory: taste - Pharynx
- Somatic Motor: Pharynx, larynx, and soft palate muscles
- Visceral Motor: Thoracic and most abdominal viscera
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Vagus Nerve:
Foramen
Jugular Foramen
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