cranial nerves Flashcards
What is I?
1
-olfactory
What is II
2
-optic
What is III
3
-oculomotor
What is IV
4
-trochlear
What is V
5
- trigeminal
what is VI
6
-abducens
What is VII
7
-facial
What is VIII
8
-vestibulocochlear
What is IX
9
-glossopharyngeal
What is X
10
-vagus
What is XI
11
-accessory
What is XII
12
-hypoglossal
olfactory (sensory function)
olfaction (smell)
olfactory (somatic motor function)
none
optic (sensory function)
vision
optic (somatic motor function)
none
oculomotor (sensory function)
none
oculomotor (somatic motor function)
-four extrinsic eye muscles (medial rectus, superior rectus, inferior rectus, inferior oblique), elevates eyelid
trochlear (sensory function)
-none
trochlear (somatic motor function)
superior oblique extrinsic eye muscle
trigeminal (sensory function)
general sensory from anterior scalp, nasal cavity, nasopharynx, entire face, most of oral cavity, teeth, anterior two-thirds of tongue, meninges, part of auricle of ear
-pulling away
trigeminal (somatic motor function)
-muscle of mastication, mylohyoid, digastric (anterior belly), tensor tympani, tensor veli palatini
abducens (sensory function)
-none
abducens (somatic motor function)
-lateral rectus extrinsic eye muscle
facial (sensory function)
-taste from anterior two thirds of tongue
facial (somatic motor function)
-muscles of facial expression, digastric (posterior belly), stylohyoid, stapedius
vestibulocochlear (sensory function)
-hearing (cochlear branch), equilibrium (vestibular branch)
-hearing and balance
vestibulocochlear (somatic motor function)
-none
glossopharyngeal (sensory function)
-general sensory and taste from posterior one-third of tongue, general sensory from part of pharynx, visceral sensory from carotid bodies
-tongue and throat
glossopharyngeal (somatic motor function)
-one pharyngeal muscle (stylopharyngeus)
vagus (sensory function)
visceral sensory information from the heart, lungs, most abdominal organs
-general sensory information from external acoustic meatus, tympanic membrane, part of pharynx, laryngopharynx, and larynx
-thorax-abdomen area (most responsible for autonomic)
vagus (somatic motor function)
-most pharyngeal muscle, all laryngeal muscles
accessory (sensory function)
none
(below tongue)
accessory (somatic motor function)
trapezius muscle, sternocleidomastoid muscle
hypoglossal (sensory function)
-none
hypoglossal (somatic motor function)
-intrinsic and extrinsic tongue muscle
