Cranial Nerves (Summary) Flashcards
What is the attachment of CN 1?
Cerebral hemisphere
What is the attachment of CN 2?
Cerebral hemisphere
What is the attachment of CN 3?
Midbrain
What is the attachment of CN 4?
Midbrain
What is the attachment of CN 5?
Pons
What is the attachment of CN 6?
Emerges between pons and medulla oblongata
What is the attachment of CN 7?
Emerges between pons and medulla oblongata
What is the attachment of CN 8?
Emerges between pons and medulla oblongata
What is the attachment of CN 9?
Medulla oblongata
What is the attachment of CN 10?
Medulla oblongata
What is the attachment of CN 11?
Medulla oblongata
What is the attachment of CN 12?
Medulla oblongata
What type of nerve is the olfactory and state its primary function
Special sensory for smell
What type of nerve is the optic and state its primary function
Special sensory for vision
What type of nerve is the oculomotor and state its primary function
Motor for all muscles of the eye except superior oblique
and lateral rectus muscles
What type of nerve is the trochlear and state its primary function
Motor for superior oblique muscle of the eye
What type of nerve is the trigeminal and state its primary functions
Mixed for face and scalp (sensory) and muscles of mastication (motor)
What type of nerve is the abducent and state its primary function
Motor for lateral rectus muscle of the eye
What type of nerve is the facial and state its primary functions
Mixed for taste from anterior 2/3 of tongue (sensory) and muscles of facial expression (motor)
What type of nerve is the vestibulocochlear and state its primary function
Special sensory for hearing and balance
What type of nerve is the glossopharyngeal and state its primary functions
Mixed for general sensation and taste from posterior 1/3 of the tongue (sensory) and pharyngeal muscles (motor)
What type of nerve is the vagus and state its primary functions
Mixed for pharynx, diaphragm, visceral organs in thoracic and abdominopelvic cavities (sensory) and palatal and pharyngeal muscles and visceral organs in thoracic and abdominopelvic cavities (motor)
What type of nerve is the accessory and state its primary function
Motor for trapezius and sternocleidomastoid
What type of nerve is the hypoglossal and state its primary function
Motor for muscles of the tongue
What cranial nerve numbers are exclusively motor?
CN III, CN IV, CN VI, CN XI, CN XII
What cranial nerve numbers are exclusively sensory?
Cn I, CN II, CN VIII
What cranial nerve numbers are mixed?
CN V, CN VII, CN IX, CN X
What cranial nerve numbers are parasympathetic?
CN III, CN VII, CN IX, CN X
