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Cranial Nerves

I-XII

TermDefinition
I Olfactory; sensory Olfaction
II Optic; sensory Vision
III Oculomotor; voluntary motor To superior rectus, medial rectus, inferior rectus, inferior oblique, levator palpebrae superioris
III Oculomotor; sensory Proprioception
III Oculomotor; involuntary motor Sphincter pupillae muscle of iris [constricts pupil], ciliary muscle for changing the shape of the lens
IV Trochlear; motor To superior oblique
IV Trochlear; sensory Proprioception
V voluntary motor Trigeminal; muscles of mastication
V Trigeminal; sensory Cutaneous receptors (touch, temperature, pain, etc) of face; also surface of eye, surface of tongue, lining of mouth, lining of nose, teeth and external ear; proprioception
VI Abducens; voluntary motor To lateral rectus
VI Abducens;sensory Proprioception
VII Facial; voluntary motor Muscles of facial expression
VII Facial; involuntary motor To lacrimal, nasal, submandibular, and sublingual glands
VII Facial; sensory Taste, from the taste buds on the anterior 2/3 of the tongue; proprioception
VIII Vestibulocochlear; sensory Hearing and equilibrium
IX Glossopharyngeal; voluntary motor To pharynx (swallowing)
IX Glossopharyngeal; involuntary motor To parotid (salivary) gland
IX Glossopharyngeal; sensory Taste, from the taste buds on the posterior 1/3 of the tongue; proprioception
X Vagus; voluntary motor To pharynx (swallowing) and larynx (phonation)
X Vagus; involuntary motor Regulates contraction of smooth and cardiac muscle and gland secretion of the organs in the thorax and abdomen
X Vagus; sensory From stretch and pain receptors in the walls of the organs in the thorax and abdomen; proprioception
XI Accessory; cranial motor (voluntary) portion To pharynx (swallowing) and larynx (phonation)
XI Accessory; cranial sensory portion Proprioception
XI Accessory; spinal motor (voluntary) portion To trapezius and sternocleidomastoid
XI Accessory; spinal sensory portion Proprioception
XII Hypoglossal; voluntary motor To tongue muscles (swallowing and speech)
XII Hypoglossal; sensory motor Proprioception
Created by: mreetz
 

 



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