Neuroscience Week 1: Cranial Nerves Flashcards
Cranial Nerve I AKA
Olfactory nerve
Cranial Nerve I Type
Special Sense (Smell)
Cranial Nerve I Foramen
Cribiform plate
Olfactory Nerve Type
Special Sense (Smell)
Olfactory Nerve Exits the Cranial Cavity Through
Cribiform Plate
Cranial Nerve II AKA
Optic Nerve
Cranial Nerve II Type
Special Sense (Vision)
Optic Nerve Type
Special Sense (Vision)
Optic Nerve Exits the Cranial Cavity Through
Optic Canal
Cranial Nerve II Foramen
Optic Canal
Cranial Nerve III AKA
Oculomotor Nerve
Cranial Nerve III Type
Motor (to most extraocular muscles)
&
Parasympathetic nerve fibers (pupillary constrictor muscle and ciliary muscle of the eye involved in the accommodation reflex)
Cranial Nerve III Exits the cranial cavity through
Superior orbital fissure
Oculomotor Nerve AKA
Cranial Nerve III
Oculomotor Nerve Type
Motor (to most extraocular muscles)
&
Parasympathetic (to pupillary constrictor muscle and the ciliary muscle)
Oculomotor Nerve Exits the Cranial Cavity through?
Superior Orbital Fissure
Cranial Nerve IV AKA
Trochlear Nerve
Cranial Nerve IV Type
Motor (superior oblique muscle)
Cranial Nerve IV Exits the Cranial Cavity through?
Superior Orbital Fissure
Trochlear Nerve AKA
Cranial Nerve IV
Trochlear Nerve Type
Motor (Superior Oblique Muscle)
Trochlear Nerve Exits the Cranial Cavity Through
Superior Orbital Fissure
Cranial Nerve V AKA
Trigeminal Nerve
Cranial Nerve V Type
Sensory
&
Motor
Cranial Nerve V Exits the Cranial Cavity through?
- Superior Orbital Fissure (V1)
- Foramen Rotundum (V2)
- Foramen Ovale (V3)
Trigeminal Nerve AKA
Cranial Nerve V
Opthalmic Division of the Trigeminal Nerve Exits the Cranial Cavity From?
Superior Orbital Fissure
Maxillary Division of the Trigeminal Nerve Exits the Cranial Cavity From?
Foramen Rotundum
Mandibular Division of the Trigeminal Nerve Exits the Cranial Cavity From?
Foramen Ovale
Trigeminal Nerve V1 AKA
Opthalmic Division
Trigeminal Nerve V2 AKA
Maxillary Division
Trigeminal Nerve V3 AKA
Mandibular Division
Cranial Nerve VI AKA
Abducent Nerve
Cranial Nerve VI Type
Motor (Lateral Rectus)
Cranial Nerve VI Exits the cranial cavity through?
Superior orbital fissure
Abducent Nerve AKA
Cranial Nerve VI
Abducent Nerve Type
Motor
Abducent Nerve Exits the cranial cavity through
Superior orbital fissure
Cranial Nerve VII AKA
Facial Nerve
Cranial Nerve VII Type
Special Sense (Taste)
Motor
Parasympathetic
Cranial Nerve VII Exits the cranial cavity through
- Internal acoustic meatus
- stylomastoid foramen
Facial Nerve AKA
Cranial Nerve VII
Facial Nerve Type
Special Sense (Taste)
Motor
Parasympathetic
Facial Nerve Exits the cranial cavity through
- Internal Acoustic Meatus
- stylomastoid Foramen
Cranial Nerve VIII AKA
Vestibulocochlear Nerve
Cranial Nerve VIII Type
Special Sense (balance/hearing)
Cranial Nerve VIII Exits the cranial cavity through
Internal accoustic meatus
Vestibulocochlear nerve AKA
Cranial Nerve VIII
Vestibulocochlear Nerve Type
Special Sense (balance/hearing)
Vestibulocochlear Nerve exits the cranial cavity through
Internal acoustic meatus
Cranial Nerve IX AKA
Glossopharyngeal nerve
Cranial Nerve IX Type
Sensory
Special Sense (taste)
Motor
Parasympathetic
Cranial Nerve IX Exits the cranial cavity through
Jugular foramen
Glossopharyngeal Nerve AKA
Cranial Nerve IX
Glossopharyngeal Nerve Type
- Sensory
- Special Sense (Taste)
- Motor
- Parasympathetic
Glossopharyngeal Nerve Exits the cranial cavity through
Jugular Foramen
Cranial Nerve X AKA
Vagus Nerve
Cranial Nerve X Type
Sensory
Motor
Parasympathetic
Cranial Nerve X Exits the cranial cavity through
Jugular Foramen
Vagus Nerve AKA
Cranial Nerve X
Vagus Nerve Type
- Sensory
- Motor
- Parasympathetic
Vagus Nerve Exits the cranial cavity through?
Jugular Foramen
Cranial Nerve XI AKA
Accessory Nerve
Cranial Nerve XI Type
Motor (sternocleidomastoid and trapezius)
Cranial Nerve XI Exits the cranial cavity through
Jugular Foramen
Accessory Nerve AKA
Cranial Nerve XI
Accessory Nerve Type
Motor (Sternocleidomastoid and Trapezius)
Accessory Nerve exits the cranial cavity through
Jugular foramen
Cranial Nerve XII AKA
Hypoglossal Nerve
Cranial Nerve XII Type
Motor (intrinsic and extrinsic muscles of the tongue)
Cranial Nerve XII exits the cranial cavity through?
Hypoglossal Canal
Hypoglossal Nerve AKA
Cranial Nerve XII
Hypoglossal Nerve Type
Motor (intrinsic and extrinsic muscles of the tongue)
Hypoglossal Nerve exits the cranial cavity through?
Hypoglossal Canal
Hypoglossal Nerve Function
Motor to intrinsic and extrinsic muscles of the tongue
Spinal Accessory Nerve Function
motor to sternocleidomastoid and trapezius muscles
Vagus Nerve Function
- Sensory to external ear, larynx and esophagus
- motor to the muscles of the pharynx, larynx, palate and esophagus (speech and swallowing, efferent limb of gag reflex)
- Parasympathetic to thoracic and abdominal organs
Glossopharyngeal Nerve Function
- Sensory to posterior 1/3 of tongue, palate and oropharynx (afferent limb of gag reflex)
- Motor to pharynx (swallowing)
- Special sense of taste from posterior 1/3 of tongue
- parasympathetic to the parotid salivary gland
Vestibulocochlear Nerve Function
- Special sense of hearing
- balance
Facial Nerve Function
- Special sense of taste from the anterior 2/3 of tongue
- Motor to muscles of facial expression
- Parasympathetic to lacrimal, submandibular and sublingual salivary glands
Abducens Nerve Function
Motor to lateral rectus muscle of the eye
Mandibular Nerve Function
- Sensory to anterior 2/3 of tongue, chin and lower teeth
- Motor to muscles of mastication (chewing)
Maxillary Division Nerve Function
Sensory to cheeks, lower eye lid, nasal mucosa, upper lip, upper teeth, palate
Ophthalmic Division Nerve Function
Sensory to scalp, forehead and nose, cornea and conjunctiva of the eye
Trochlear Nerve Function
Motor to superior oblique muscle of the eye
Oculomotor Nerve Function
Motor to most extraocular muscles of the eye and parasympathetic to the pupillary sphincter and ciliary muscles of the eye
Optic Nerve Function
- Special sense of vision
Ophthalmic division branches

Olfactory Nerve Function
Special sense of smell
Maxillary Division Branches

Mandibular Division Branches

Sensory innervation of the oral cavities


Sensory innervation of the face


Identify and innervation

All are innervated by the Mandibular Division

Facial nerve exits the cranium by?

Question 1


What nerves exit?


Question 2


Question 3


Question 4


Question 5


Trigeminal nerve

Trigeminal nerve

Question 6


Facial Nerve

Question 7


Question 8


Facial Nerve

Question 9


Facial nerve

