Nerves

Question 1

What n. supplies the parotid?

Answer 1

lesser petrosal to auriculotemporal (otic ganglion)

Question 2

What n supplies the submandibular glands?

Answer 2

submandibular ganglion (chorda tympani)

Question 3

What n supplies the sublingual glands?

Answer 3

submandibular (chorda tympani)

Question 4

What nerves supply face/scalp sensation?

Answer 4

trigeminal, occipital nerves (greater/lesser/third) fro C2 & C3 ventral and dorsal rami

Question 5

What smooth muscles have somatic innervation?

Answer 5

erector pili, blood vessels, glands

Question 6

What CN have PNS innervation?

Answer 6

CN 3, 7, 9, 10

Question 7

What CN have SM innervation?

Answer 7

CN 3, 4, 6, 12

Question 8

Innervation: lacrimal branch of trigeminal n

Answer 8

lateral upper eyelid, lacrimal gland, scalp

Question 9

Innervation: supraorbital/supratrochlear branch of trigeminal n

Answer 9

upper eyelid, forehead, scalp

Question 10

What does the long ciliary n innervate?

Answer 10

eye

Question 11

Innervation: posterior ethmoid of trigeminal

Answer 11

sphenoid sinus, ethmoid air cells, nasal cavity

Question 12

Innervation: anterior ethmoid of trigeminal

Answer 12

ethmoid air cells, nasal cavity

Question 13

What nerves originate from the midbrain?

Answer 13

CN 3, 4

Question 14

What nerves originate from the pons?

Answer 14

CN 5, 6, 7, 8

Question 15

What nerves originate from the medulla?

Answer 15

CN 10, 11, 12

Question 16

What CN originates from the diencephalon?

Answer 16

CN 2

Question 17

What CN originates from the telencephalon?

Answer 17

CN 1

Question 18

What n. supply the temporal fossa?

Answer 18

Motor: deep temporal (V3)
Sensory: auriculotemporal (V3), ZT (V2)

Question 19

What n. supplies the TMJ?

Answer 19

auriculotemporal (V3)
masseter n
post. deep temporal

Question 20

What n run through the infratemporal fossa?

Answer 20

all things mandibular: V3, chorda tympani, otic ganglion

Question 21

What n run through the pterygopalatine fossa?

Answer 21

all things maxillary: V2, CN VII

Question 22

What n. supply the nasal cavity?

Answer 22

V1 (nasociliary, ant. ethmoid)
V2 (nasapalatine, post. lat. nasal)
VII pterygopalatine ganglion

Question 23

What are the m. of the ansa cervicalis?

Answer 23

geniohyoid
thyrohyoid 
sterothyroid 
sternohyoid 
omohyoid

Question 24

What n supplies the geniohyoid and thryrohyoid m?

Answer 24

C1

Question 25

What n supplies the ant digastric m?

Answer 25

V3

Question 26

What n. supplies the post digastric m?

Answer 26

VII

Question 27

What n supplies the mylohyoid?

Answer 27

V3

Question 28

Ganglion of CN V

Answer 28

Trigeminal

Question 29

Nuclei of CN V

Answer 29

Trigeminal Spinal tract: pain/temp Mesencephalic: proprioception Pontine trigeminal: touch

Question 30

Ganglion of CN VII

Answer 30

geniculate pterygopalatine submandibular

Question 31

CN that innervates chemoreceptors in aortic arch

Answer 31

CN IX

Question 32

CN that innervates stretch receptors in carotid sinus

Answer 32

CN X

Question 33

What CN innervate the carotid sinus?

Answer 33

IX | X

Question 34

What are the facial n. branches?

Answer 34

``` Temporal Zygomatic Buccal Mandibular Cervical ```

Question 35

Cell bodies of sympathetic fibers in the nerve of the pterygoid canal come from what ganglion?

Answer 35

superior cervical ganglion

Question 36

Cell bodies of sympathetic fibers in the nerve of the pterygoid canal come from what ganglion?

Answer 36

superior cervical ganglion

Question 37

What n is directly lateral to the m. pterygoid m?

Answer 37

lingual