Nerves Flashcards
What n. supplies the parotid?
lesser petrosal to auriculotemporal (otic ganglion)
What n supplies the submandibular glands?
submandibular ganglion (chorda tympani)
What n supplies the sublingual glands?
submandibular (chorda tympani)
What nerves supply face/scalp sensation?
trigeminal, occipital nerves (greater/lesser/third) fro C2 & C3 ventral and dorsal rami
What smooth muscles have somatic innervation?
erector pili, blood vessels, glands
What CN have PNS innervation?
CN 3, 7, 9, 10
What CN have SM innervation?
CN 3, 4, 6, 12
Innervation: lacrimal branch of trigeminal n
lateral upper eyelid, lacrimal gland, scalp
Innervation: supraorbital/supratrochlear branch of trigeminal n
upper eyelid, forehead, scalp
What does the long ciliary n innervate?
eye
Innervation: posterior ethmoid of trigeminal
sphenoid sinus, ethmoid air cells, nasal cavity
Innervation: anterior ethmoid of trigeminal
ethmoid air cells, nasal cavity
What nerves originate from the midbrain?
CN 3, 4
What nerves originate from the pons?
CN 5, 6, 7, 8
What nerves originate from the medulla?
CN 10, 11, 12
What CN originates from the diencephalon?
CN 2
What CN originates from the telencephalon?
CN 1
What n. supply the temporal fossa?
Motor: deep temporal (V3)
Sensory: auriculotemporal (V3), ZT (V2)
What n. supplies the TMJ?
auriculotemporal (V3)
masseter n
post. deep temporal
What n run through the infratemporal fossa?
all things mandibular: V3, chorda tympani, otic ganglion
What n run through the pterygopalatine fossa?
all things maxillary: V2, CN VII
What n. supply the nasal cavity?
V1 (nasociliary, ant. ethmoid)
V2 (nasapalatine, post. lat. nasal)
VII pterygopalatine ganglion
What are the m. of the ansa cervicalis?
geniohyoid thyrohyoid sterothyroid sternohyoid omohyoid
What n supplies the geniohyoid and thryrohyoid m?
C1
What n supplies the ant digastric m?
V3
What n. supplies the post digastric m?
VII
What n supplies the mylohyoid?
V3
Ganglion of CN V
Trigeminal
Nuclei of CN V
Trigeminal
Spinal tract: pain/temp
Mesencephalic: proprioception
Pontine trigeminal: touch
Ganglion of CN VII
geniculate
pterygopalatine
submandibular
CN that innervates chemoreceptors in aortic arch
CN IX
CN that innervates stretch receptors in carotid sinus
CN X
What CN innervate the carotid sinus?
IX
X
What are the facial n. branches?
Temporal Zygomatic Buccal Mandibular Cervical
Cell bodies of sympathetic fibers in the nerve of the pterygoid canal come from what ganglion?
superior cervical ganglion
Cell bodies of sympathetic fibers in the nerve of the pterygoid canal come from what ganglion?
superior cervical ganglion
What n is directly lateral to the m. pterygoid m?
lingual
