Anatomy - The Face, Temporal Fossa, Infratemporal Fossa

Front 1

Facial Nerve is which cranial nerve

Back 1

CN VII

Front 2

Trigeminal nerve is which cranial nerve?

Back 2

CN V

Front 3

what are motor nerves to face for?

Back 3

innervate muscles of facial expression

Front 4

are sensory and motor nerves to face from same nerves?

Back 4

No

Front 5

dermatomal distribution of sensory (cutaneous) nerves to face

Back 5

ophthalmic nerve, maxillary nerve, mandibular nerve, dorsal rami of cervical spinal nerve, branches of cervical plexus

Front 6

trigeminal nerves

Back 6

CN V: V1 - ophthalmic nerve, V2 - maxillary nerve, V3 - mandibular nerve

Front 7

where do motor nerves to the muscles of facial expression come from?

Back 7

facial nerve (CN VII)

Front 8

where does the facial nerve emerge from?

Back 8

stylo-mastoid foramen

Front 9

what cranial nerve is the facial nerve?

Back 9

CN VII

Front 10

where is the stylo-mastoid foramen located?

Back 10

under ear, between styloid and mastoid processes of the skull

Front 11

what does the facial nerve pierce?

Back 11

parotid gland

Front 12

what is the facial nerve sandwiched between?

Back 12

between the superior and deep lobes of the parotid gland

Front 13

what is parotid gland covered in?

Back 13

parotid sheath (fascia)

Front 14

what may happen if a tumor is in the parotid gland?

Back 14

tumor, especially in deep lobe of parotid gland may stretch the facial nerve, resulting in loss of muscle tone in the muscles of the face

Front 15

what percent of salivary gland tumors are in the parotid?

Back 15

80%

Front 16

where do most salivary gland cancers begin?

Back 16

parotid gland

Front 17

what is a parotidectomy?

Back 17

surgical excision of the parotid gland

Front 18

what is in danger during a parotidectomy?

Back 18

facial nerve - CN VII

Front 19

what gland makes a significant contribution to the contours of the face?

Back 19

parotid gland

Front 20

how many major branches of the facial nerve are there?

Back 20

7

Front 21

mnemonic for branches of facial nerve

Back 21

Two Zebras Bit My Cat's Precious Nose

Front 22

branches of facial nerve

Back 22

temporal branches, zygomatic branches, buccal branches, marginal mandibular branch, cervical branch, posterior auricular nerve, nerve to stylohyoid muscle and posterior belly of digastric muscle

Front 23

temporal branches of facial nerve go to

Back 23

frontalis muscle, orbicularis oculi muscle, auricularis anterior muscle

Front 24

zygomatic branches of facial nerve go to

Back 24

zygomatic and nasal muscles

Front 25

buccal branches of facial nerve go to

Back 25

muscles around mouth

Front 26

marginal mandibular branch of facial nerve goes to

Back 26

depressor muscles of mouth

Front 27

cervical branch of facial nerve goes to

Back 27

platysma muscle

Front 28

nerve to stylohyoid and posterior belly of digastric muscles are located here

Back 28

submandibular triangle of neck

Front 29

location of parotid duct

Back 29

on a line from tragus of external ear, runs along masseter muscle

Front 30

location of zygomatic branches of facial nerve

Back 30

superior to parotid duct

Front 31

location of buccal branches of facial nerve

Back 31

inferior to parotid duct

Front 32

where does the parotid duct dive deep?

Back 32

anterior border of the masseter muscle

Front 33

where does the parotid duct open into the mouth?

Back 33

at the level of the upper 2nd molar tooth

Front 34

facial artery and vein become

Back 34

angular artery and vein

Front 35

path of facial artery and vein

Back 35

wiggle along jaw and then up toward eye

Front 36

facial vein connects with

Back 36

cavernous sinus and pterygoid plexus

Front 37

facial vein connects to cavernous sinus via

Back 37

superior ophthalmic vein

Front 38

cavernous sinus is located in

Back 38

dura mater

Front 39

pterygoid plexus is located in

Back 39

infratemporal fossa

Front 40

facial vein connects to pterygoid plexus via

Back 40

inferior ophthalmic and deep facial veins

Front 41

infection of face may spread to

Back 41

cavernous sinus and pterygoid plexus

Front 42

does the facial vein have valves?

Back 42

NO

Front 43

thrombophlebitis from facial vein can go to

Back 43

cavernous sinus (thrombophlebitis of cavernous sinus)

Front 44

thrombophlebitis

Back 44

infected blood clot

Front 45

danger triangle of face

Back 45

upper lip to bridge of nose

Front 46

squeezing pimples in danger triangle is dangerous because

Back 46

can spread infection to cavernous sinus

Front 47

transverse facial artery is a branch of

Back 47

superficial temporal artery

Front 48

location of transverse facial artery

Back 48

just superior and parallel to parotid duct

Front 49

external jugular vein is formed by

Back 49

retromandibular vein and posterior auricular vein

Front 50

what covers the infratemporal fossa?

Back 50

zygomatic arch and ramus of mandible

Front 51

What are the 4 muscles of mastication?

Back 51

temporal, masseter, lateral pterygoid, medial pterygoid

Front 52

mastication

Back 52

chewing

Front 53

what innervates the 4 muscles of mastication?

Back 53

mandibular branch (V3) of the trigeminal nerve (CN V)

Front 54

parts of mandible

Back 54

body, angle, ramus

Front 55

what kind of joint is the temporomandibular joint?

Back 55

synovial joint

Front 56

what is the temporomandibular joint at risk of getting?

Back 56

arthritis like all synovial joints

Front 57

articular disc

Back 57

separates superior and inferior synovial cavities of TMJ

Front 58

where is TMJ?

Back 58

connection between mandible and skull

Front 59

what are the three ligaments that hold the mandible to base of skull?

Back 59

sphenomandibular, stylomandibular, lateral (temporomandibular) ligaments

Front 60

major artery of infratemporal fossa

Back 60

maxillary artery

Front 61

what does the maxillary artery branch off of?

Back 61

external carotid artery

Front 62

maxillary artery divided into 3 parts by?

Back 62

lateral pterygoid muscle

Front 63

what are the 3 parts of the maxillary artery and how many branches in each part?

Back 63

mandibular (5), pterygoid (6), pterygopalatine (6); 5-6-6 Rule

Front 64

what are the 5 branches of the mandibular part of the maxillary artery?

Back 64

deep auricular artery, anterior tympanic artery, inferior alveolar artery, middle meningeal artery, accessory meningeal artery

Front 65

where do the branches of the mandibular part of the maxillary artery go?

Back 65

through the bone

Front 66

mnemonic for branches of mandibular part of maxillary artery

Back 66

My Dumb Ass Is My Ass

Front 67

what are the 6 branches of pterygoid part of the maxillary artery?

Back 67

masseteric, posterior temporal, medial pterygoid, lateral pterygoid, anterior temporal, buccal

Front 68

what do the branches of the pterygoid part of the maxillary artery go to?

Back 68

to the muscles

Front 69

mnemonic for the branches of the pterygoid part of the maxillary artery

Back 69

Potty Mouthed Prime Minister's Lies Are Bad

Front 70

what are the 6 branches of the pterygopalatine part of the maxillary artery?

Back 70

Descending Palatine, Posterior Superior Alveolar, Infraorbital, Artery of pterygoid canal, Pharyngeal, Sphenopalatine

Front 71

where do the branches of the pterygopalatine part of the maxillary artery go to?

Back 71

through the bone

Front 72

mnemonic for the branches of the pterygopalatine part of the maxillary artery

Back 72

Peter Piper Did Pam Shriver In A Pontiac Sunfire

Front 73

Deep auricular artery serves

Back 73

external acoutic meatus

Front 74

pharyngeal artery serves

Back 74

goes through pharyngeal canal to roof of pharynx

Front 75

sphenopalatine artery serves

Back 75

goes through sphenopalatine foramen to the nasal cavity; terminal branch of maxillary artery

Front 76

deep auricular artery

Back 76

goes to the external acoustic meatus

Front 77

anterior tympanic artery

Back 77

goes to tympanic membrane (ear drum) via slit called petro-tympanic fissure

Front 78

inferior alveolar artery

Back 78

descends to the mandible and enters the mandibular foramen on its way to the mandibular teeth

Front 79

middle meningeal artery

Back 79

goes through the foramen spinosum on its way to the dura mater inside the skull

Front 80

accessory meningeal artery

Back 80

goes through the foramen ovale on its way to the cranial cavity

Front 81

masseteric artery

Back 81

goes to the deep surface of the masseter muscle

Front 82

posterior temporal artery

Back 82

goes to the temporalis muscle

Front 83

medial pterygoid artery

Back 83

goes to the medial pterygoid muscle

Front 84

lateral pterygoid artery

Back 84

goes to the lateral pterygoid muscle

Front 85

anterior temporal artery

Back 85

goes to the temporalis muscle

Front 86

buccal artery

Back 86

goes to buccinator muscle

Front 87

descending palatine artery

Back 87

goes through pterygopalatine canal to roof of mouth

Front 88

posterior superior alveolar artery

Back 88

goes through alveolar foramena to supply maxillary molar and premolar teeth

Front 89

infraorbital artery

Back 89

goes through inferior orbital fissure to various anastamoses

Front 90

artery to pterygoid canal

Back 90

goes through vidian canal to the eustachian tube

Front 91

major vein of infratemporal fossa

Back 91

pterygoid plexus of veins surrounding maxillary artery

Front 92

major nerve of infratemporal fossa

Back 92

mandibular nerve