mandibular nerve

Question 1

mandibular n passes through

Answer 1

foramen ovale

Question 2

motor branches supply

Answer 2

• all mm of mastication
• mylohyoid and anterior belly of digastric
• tensor tympani m
• tensor veli palatini m

Question 3

meningeal n is also called

Answer 3

nervus spinosus

Question 4

companion of meningeal n

Answer 4

middle meningeal a

Question 5

meningeal n passes through what foramen

Answer 5

foramen spinosum

Question 6

what does meningeal n supply

Answer 6

dura mater of mcf

mastoid air cells (middle ear)

Question 7

n to medial ptergoid m branches supply

Answer 7

1. tensor veli palatini (aka soft palate)

2. tensor tympani m (middle ear)

Question 8

messeteric n path

Answer 8

passes laterally over the lateral pterygoid m and through the mandibular notch

Question 9

masseteric n supplies

Answer 9

1. masseter m

2. anterior portion of tmj

Question 10

buccal n is sensory or motor

Answer 10

sensory

Question 11

buccal n path

Answer 11

passes between two heads of lateral pterygoid and descends to anterior margin of ramus

Question 12

buccal n supplies

Answer 12

1. skin of cheek
2. oral mucosa of cheek
3. BUCCAL GINGIVA OF LOWER MOLARS

Question 13

mylohyoid n is a branch of what n

Answer 13

inferior alveolar n

Question 14

path of auriculotemporal n

Answer 14

• around middle meningeal a
• medial to upper head of later pterygoid
• between sphenomandibular ligament and neck of condyle
• ascends between tmj and eam

Question 15

temporal branches of AT n supply

Answer 15

skin over lateral aspect of scalp

Question 16

auricular branches of AT n supply

Answer 16

external ear (auricle, EAM, tympanic membrane)

Question 17

articular branches of AT n supply

Answer 17

TMJ and parotid gland

Question 18

inferior alveolar n passes through what and enters through what

Answer 18

passes through mandibular canal by entering the mandibular foramen

Question 19

what does the inferior alveolar n supply

Answer 19

• molar teeth

- 2nd premolar tooth

Question 20

2 terminal branches of inferior alveolar n

Answer 20

1. incisive n

2. mental n

Question 21

incisive n supplies

Answer 21

• incisors
• canine
• 1st premolar

Question 22

mental n supplies

Answer 22

• lower lip
• chin
• gingiva of central incisor to 2nd premolar

Question 23

lingual n provides sensory information to what

Answer 23

• anterior 2/3 of tongue
• floor of the mouth
• MANDIBULAR LINGUAL GINGIVA

Question 24

two branches of cranial nerves that join branches of mandibular nerve

Answer 24

1. chorda tympani

2. lesser petrosal n

Question 25

chorda tympani is a branch of __ and joins with ___

Answer 25

branch of facial n, joins with lingual n

Question 26

lesser petrosal n is a branch of __ and joins with __

Answer 26

branch of glossopharyngeal n, joins with auriculotemporal n

Question 27

taste and sensory info to anterior 2/3 of tongue

Answer 27

- taste: chorda tympani | - sensory: lingual n

Question 28

parasymp fibers in chorda tympani n travel with lingual n to floor of the mouth to

Answer 28

synapse within the submandibular ganglion

Question 29

after synapsing with submand ganglion, postganglionic parasympathetic fibers supply

Answer 29

- submandibular and sublingual glands | - minor glands of floor of the mouth

Question 30

otic ganglion receives fibers from

Answer 30

- sensory fibers - symp fibers - parasymp fibers

Question 31

sensory fibers of otic ganglion

Answer 31

- arise from the stem of CN V3 | - pass through ganglion WITHOUT synapsing

Question 32

sympathetic fibers of otic ganglion

Answer 32

- arise from perivascular plexus of middle meningeal a | - pass through ganglion WITHOUT synapsing

Question 33

parasymp fibers of otic ganglion

Answer 33

- arise from route originating from lesser petrosal n (CN 9) | - THEY DO SYNAPSE in ganglion

Question 34

parasymp pathway of otic ganglion

Answer 34

- CN9 pass jugular foramen - tympanic n branches off and re enters skull - tympanic plexus of nerves (middle ear) - leaves as lesser petrosal n and synapses at otic ganglion

Question 35

major sensory innervation to parotid gland

Answer 35

auriculotemporal n

Question 36

major motor innervation to parotid gland

Answer 36

lesser petrosal n

Question 37

order of mandibular nerve branches back to front

Answer 37

- meningeal - auriculotemporal - IAN - lingual - n to medial pterygoid - masseteric - buccal - deep temporal