Superficial Face

Question 1

cutaneous inn

Answer 1

trigeminal CN V + cervical plexus

Question 2

ophthalmic inn

Answer 2

apex of nose, orbit, eyeball, forehead

Question 3

maxillary inn

Answer 3

upper jaw, ala of nose, ant temporal region

Question 4

mandibular inn

Answer 4

lower jaw, ant auricle, temporal region

Question 5

great auricular inn

Answer 5

C2,3
cutaneous to skin of parotid bed and auricle

Question 6

less occipital inn

Answer 6

C2
cutaneous to skin of post auricle and skin behind ear

Question 7

ophthalmic branches

Answer 7

1. supraorbital
2. supratrochlear
3. infratrochlear (bridge of nose)

Question 8

maxillary branches

Answer 8

1. zygomaticotemporal
2. zygomaticofacial
3. infraorbital

Question 9

mandibular branches

Answer 9

1. mental
2. auriculotemporal
3. buccal

Question 10

trigeminal neuralgia

Answer 10

sudden sharp pain causes wince/tick for 15 min +
most common V2 > V3 > V1

Question 11

frontalis m

Answer 11

frontal + occiptal belly

elevate eyebrows

Question 12

orbicularis oculi m

Answer 12

palpebral (medial) + orbital (surrounds)

closes eyes gently (palp) or more force (orb) aka blinking/winking

Question 13

zygomaticus m

Answer 13

major + minor

smiles

Question 14

nasalis m

Answer 14

flaring nostrils

Question 15

levator labii

Answer 15

1. superioris alaeque nasi - dilates nostrils, snarling
2. superioris - elevate upper lip
3. anguli oris- elevates mouth aka smile, deep to superioris

Question 16

orbicularis oris m

Answer 16

closing mouth, protruding lips
duck face

Question 17

buccinator m

Answer 17

compress cheeks, duck face

Question 18

depressor m

Answer 18

1. anguli oris- pulls corner mouth down
2. labii inferioris- depress lower lip, exposes lower teeth during smiling

Question 19

platysma m

Answer 19

frightened expression

Question 20

mentalis m

Answer 20

elevate lower lip, wrinkles skin of chin
-tense the chin

Question 21

branches of facial N

Answer 21

1. temporal- temp + frontal
2. zygomatic- high cheek + lower orbit
3. buccal- low cheek + corner mouth
4. mandibular- mandible to mentum
5. cervical- platysma
6. posterior auricular to occipitalis and post auricular muscles

to zanzibar by motor car

Question 22

where does facial branch at

Answer 22

enters parotid gland then divides

Question 23

bell’s palsy

Answer 23

sudden weakness/paralysis of facial muscles
-sagging/sad when relaxed
-drooping eyelid and xs tearing
-drooling out side of mouth

orbicularis oculi and buccinator
-muscles of mastication are fine

Question 24

SCALP

mneumonic

Answer 24

1. skin
2. dense CT- heavy inn and vasc
3. epicranial aponeurosis
4. loose CT- allows move
5. pericranium

layers of scalp

Question 25

arterial supply

Answer 25

1. facial A (from external carotid) > maxillary A > infraorbital
2. superficial temporal (from external carotid) > transverse facial A
3. infraorbital from internal carotid

supra and infraorbital anastomose

basically from internal and external carotid

Question 26

venous drainage

Answer 26

superficial temporal + maxillary = retromandibular (ant and post divisions)

posterior + post auricular drains into external jug
anterior + facial drains int internal jug

Question 27

valves in face?

Answer 27

NO so infections can move into cranial vault and affect the brain

Question 28

lymphatic drainage

Answer 28

nodes @ parotid and buccal regions otherwise no nodes in face

superficial drain into external jug
deep drain into internal jug