Cranial Nerves and Cranial Nerve Nuclei Flashcards
What classification of fibres are contained in the olfactory nerve?
Special Sensory
What classification of fibres are contained in the Opic nerve
special sensory
What classification of fibres are contained in the occularmotor nerve?
somatic motor and visceral motor (parasympathetic)
What classification of fibres are contained in the Trochlear nerve?
somatic motor
What classification of fibres are contained in the Trigeminal nerve?
Brachial motor and somatosensory
What classification of fibres are contained in the abducens nerve ?
somatic motor
What classification of fibres are contained in the facial nerve?
brachial motor, sensory, visceral motor (parasympathetic)
What classification of fibres are contained in the vestibulocochlear nerve
special sensory
What classification of fibres are contained in the glossopharyngeal nerve
Brachial motor, senosry, visceral motor (parasympathetic)
What classification of fibres are contained in the vagus nerve?
Brachial motor, senosry, visceral motor (parasympathetic)
what classification of fibres are contained in the spinal accessory nerve?
motor
What classification of fibres are contained in the hypoglossal nerve? `
somatic motor
what structures are innervated by the olfactory nerve and what is the nerves main function?
olfactory epithelium, olfaction
what structures are innervated by the optic nerve and what is the nerves main function?
retina, vision
what structures are innervated by the oculamotor nerve and what is the nerves main function?
S/M/I rectus, inferior oblique, levator palpebrae, pupillary sphincter, ciliary muscle
eye movement, eyelid movement, constricts pupil, thickens lens
what structures are innervated by the trochlear nerve and what is the nerves main function?
superior oblique, eye movement
what structures are innervated by the trigeminal nerve and what is the nerves main function?
muscles of mastication, tensor tympani muscles, head, jaw, mouth
opening/closing mouth/chewing
dampen sounds of chewing
touch/proprioception
what structures are innervated by the Abducens nerve and what is the nerves main function?
lateral rectus, outward eye movment
what structures are innervated by the facial nerve and what is the nerves main function?
muscles of facial expression
anteiror 2/3 of tongue, skin of outer ear (sensory)
sublingual and submandibular lacrimal glands (motor)
what structures are innervated by the vestibulocochlear nerve and what is the nerves main function?
cochlear - audition
vestibular apparatus - proprioception of head and balance
what structures are innervated by the glossopharyngeal nerve and what is the nerves main function?
swallowing,
posterior 1/3 of tongue, carotid body and sinuses, mucosa of pharynx, middle year –> taste and visceral sensation
parotid gland - salvation
what structures are innervated by the vagus nerve and what is the nerves main function?
soft plate, laynx, pharynx, upper oes - speech and swallowing
epiglottis - taste
thoracic and abdominal viscera - visceral sensation
skin of outer ear - somatosensation
heart, airways, abdominal viscera and GI tract - parasympathetic innovation of the heart, airways and GIT
what structures are innervated by the assesory nerve and what is the nerves main function?
sternocleidomastoid and trepzius - movement of head and shoulders
what structures are innervated by the hypoglossal nerve and what is the nerves main function?
intrinsic and extrinsic muscles of the tongue - movement of tongue
where are the cell bodies of the olfactory nerve located?
olfactory epithelium
where are the cell bodies of the optic nerve located?
retina
where are the cell bodies of the ocularmotor nerve located?
ocularmotor nucleus and edinger-westphal nucleus
where are the cell bodies of the trochlear nerve located?
trochlear nucleus
where are the cell bodies of the trigeminal nerve located?
trigeminal motor nucleus
where are the cell bodies of the abducensnerve located?
abducens nucleus
where are the cell bodies of the facial nerve located?
facial motor nucleus, nucleus of the solitary tract, geniculate ganglion, superior salivary nucleus
where are the cell bodies of the vestibulo-cochlear nerve located?
cochlea nuclei, vestibular nuclei
where are the cell bodies of the glossopharangeal nerve located?
nucleus ambigous, inferior ganglion XI, superior ganglion IX, inferior salivary nucleus
where are the cell bodies of the vagus nerve located?
nucleus ambigous, inferior ganglion of X, superior ganglion of X, dorsal motor nucleus of vagus
where are the cell bodies of the spinal accessory nerve located?
spinal accessory nucleus
where are the cell bodies of the hypoglossal nerve located?
hypoglossal nucleus
what is the function of the oculomotor nucleus?
movement of the eye and eyelid
what is the function of the trochlear nucleus?
eye movement
what is the function of the abducens nucleus?
eye movement - abduction
what is the function of the mesencephalic nucleus of trigemnial?
contains cell bodies of proprioceptors of muscles of mastication
what is the function of the principle nucleus of trigeminal?
fine touch sensation from ipsilateral head and mouth
what is the function of the spinal nucleus of trigeminal?
pain and temp from ipsilateral head and mouth
what is the function of the facial motor nucleus?
movement of muscles of facial expression
what is the function of the superior salivatory nuceli?
salivation, tear production
what is the function of the NTS?
taste, thoracic abdominal visceral sensation
what is the function of the dorsal motor nucleus of vagus?
parasympathetic invention tract, airways and other abdominal viscera
what is the function of the hypoglossal nucleus?
movement of tongue
what is the function of the nucleus ambigous?
muscles for swallowing and vocal cords, parasympathetic innervation of heart
what is the function of the dorsal and ventral cochlea nuclei?
audition
what is the function of the spinal accessory nucleus?
movment of head and shoulders
what is the function of the vestibular nuclei?
balance and proprioception of head
