Cranial nerves Flashcards
-afferent and efferent
-Motor innervation for muscles of mastication
(chewing)
-Sensory information for the face and oral cavity, muscles of chewing
V: Trigeminal
Nerve
-afferent and efferent
-Motor innervation for facial muscles
-Sensory information for ear canal and anterior
tongue
-sense of taste, contraction of facial muscles and secretion of saliva!
VII: Facial
Nerve
-only afferent/sensory
Hearing and vestibular
sense of the ear (afferent)
-sense of equilibrium
VIII:
Vestibulocochlear Nerve
-Motor innervation for
pharynx
-Sensory information for
posterior tongue,
pharynx
-sense of taste! secretion of saliva!
IX:
Glossopharynge
al
-afferent and efferent
-Motor innervation for
larynx
- Sensory information for
larynx, pharynx, trachea,
esophagus, thorax,
abdomen, heart
X: Vagus
Nerve
-only efferent
Motor innervation for laryngeal muscles,
sternocleidomastoid & trapezius muscles -contraction of neck and shoulder muscles!
XI: Accessory
Nerve
-only efferent
Motor innervation
to all tongue
muscles- Tongue movement!
XII:
Hypogloss
al Nerve
Hypoglossal nerve number
XII ; 12
Facial nerve number
VII ; 7
Vagus nerve number
X ; 10
vestibucochlear nerve number
VIII ; 8
Trigeminal nerve number
V: 5
Accessory nerve number
XI ; 11
Glossopharyngeal nerve number
IX ; 9
-only afferent
-sense of smell
I-Olfactory
