W5: Cranial Nerves Flashcards
Afferent vs Efferent
number of CN vs spinal nerves
Which cranial nerves exit the superior orbital fissue?
3
4
5a
6
What nerve exits foramen rountundum and foramen ovale?
Where does CN I and CN II exit?
What 3 posterior foramen of the skull are there and what nerve exits it?
IAM = 7 and 8
JF= 9,10,11
H= 12 (hypoglossal canal for hypoglossal nerve)
What other nerve enters the internal acoustic meatus?
Trauma to the Cribriform plate could mean what?
damage CN1 = cant smell
Person cannot see, which nerve is damaged?
Person cannot move eye muscles and poor vision (near and far), which nerves may have been damaged… which fossa do they come from?
Which nerve arises as a short trunk then divides after entering a ganglion?
Person has lost sensation in orbit, nasal cavity, paranasal sinus, face. Which nerve is damaged and which fossa does it come from?
Person loses sensation in ther teeth and pharynx. Which nerve may be damaged?
What are its other innervation and which fossa does it come out of?
Person loses sensation in face and can’t eat. which nerve is damaged?
what are its other innervations
which cranial fossa does it come from?
Which nerve has many Fiber types: Sensory, special sensory, motor and parasympathetic?
Where does it exit?
Which glands does the facial nerve innervate?
Person loses taste on anterior 2/3 of tongue, which nerve is damaged?
Person loses tate to palate, which nerve is damaged?
At which point does the facial nerve divide?
What are its branches?
parotid gland
Person cannot hear or stand, which nerve is damaged? where does it exit?
Person loses taste post 1/3 tongue, which nerve is damaged?
Which nerve provides Parasympathetic: fibres to the parotid gland?
What are the target organs of the CNIX? Where does this nerve exits?
Person loses motor funciton on pharyngeal and laryngeal muscles, which nerve is damaged?
What are the fibre types of Vagus nerve? what does it supply?
Person cannot move their Trap or SCN muscle, which nerve is damaged?
Person cannot move tongue, which nerve is damaged?
Which cranial nerve(s) contain parasympathetic fibers?
