A&P Lab Lesson 10 Cranial Nerves Flashcards
Cranial nerve I
Olfactory
Cranial nerve II
Optic
Cranial nerve III
Oculomotor
Cranial nerve IV
Trochlear
Cranial nerve V
Trigeminal
Cranial nerve VI
Abducens
Cranial nerve VII
Facial
Cranial nerve VIII
Vestibulocochlear
Cranial nerve IX
Glossopharyngeal
Cranial nerve X
Vagus
Cranial nerve XI
Accessory
Cranial nerve XII
Hypoglossal
What is the function of the olfactory nerve?
Sense of smell
What is the function of the optic nerve?
Sense of vision
What is the function of the oculomotor nerve?
Movement of eyeball and regulates pupil size & lens shape
What is the function of the trochlear nerve?
Movement of eyeball
What is the function of the trigeminal nerve?
3 branches that collects sensory information from the face, anterior scalp and teeth. Also regulates contraction of chewing muscles
What is the function of the abducens nerve?
Movement of eyeball
What is the function of the facial nerve?
Movement of facial muscles, regulates lacrimal glands & salivary glands, and the sense of taste in the anterior 2/3 of the tongue
What is the function of the vestibulocochlear nerve?
The senses of hearing and equilibrium
What is the function of the glossopharyngeal nerve?
Regulates the muscles of the tongue & and pharynx, and the sense of taste in the posterior 1/3 of the tongue
What is the function of the vagus nerve?
Collects sensory information from the thoracic and abdominal viscera/organs, also parasympathetic regulation of the heart, lungs, and abdominal organs
What is the function of the accessory nerve
Regulates contraction of the head and neck muscles (trapezius & sternocleidomastoid)
What is the function of the hypoglossal nerve?
Regulates contraction of the tongue muscles
