anatomy facial muscles

Question 1

orbicularis oris
nerve
blood supply

Answer 1

buccal branch

facial artery

Question 2

Zygomaticus minor
origin
insertion
nerve
blood

Answer 2

zygomatic bone

skin of lateral upper lip

zygomatic and buccal

facial artery

Question 3

Zygomaticus major
origin
insertion
nerve
blood

Answer 3

zygomatic bone

modiolus

zygomatic and buccal

facial artery

Question 4

buccinator
nerve
blood supply

Answer 4

buccal branch of facial nerve

buccal branch of maxillary artery

Question 5

occipitofrontalis muscle
nerve
blood supply

Answer 5

O=posterior auricular branch of facial nerve
F=temporal branch of facial nerve

O=occipital artery
F=supratrochlear and supraorbital artery

Question 6

Levator anguli oris
nerve
blood supply

Answer 6

zygomatic and buccal branches

facial and maxillary artery

Question 7

Depressor anguli oris
nerve
blood supply

Answer 7

buccal and mandibular branch of facial nerve

facial and maxillary artery

Question 8

orbicularis oculi
nerve
blood supply

Answer 8

temporal andzygomatic branches

Branches of thefacial superficial temporal,maxillary andophthalmic arteries

Question 9

Levator labii superioris
nerve
blood

Answer 9

zygomatic and buccal branch

facial artery and infraorbital branch of maxillary artery

Question 10

Levator labii superioris alaeque nasi
nerve
blood supply

Answer 10

zygomatic and buccal branch

facial artery and infraorbital branch of maxillary artery

Question 11

Depressor labii inferioris
nerve
blood

Answer 11

mandibular branch of facial nerve

Theinferior labial branchof thefacial arteryand themental branchof themaxillary artery

Question 12

platysma
nerve
blood

Answer 12

cervical branch of facial nerve

branches of submental and suprascapular arteries

Question 13

occipitofrontalis muscle
origin
insertion

Answer 13

O=occipital bone and mastoid process
F=epicranial aponeurosis

O=epicranial aponeurosis
F=fascia of thefacial musclessurrounding the eyes and the skin above the eyes

Question 14

Orbicularis oculi
origin
insertion

Answer 14

nasal part of frontal bone, frontal process of maxilla,medial palpebral ligament

orbit in concentric loops

Question 15

Orbicularis oris
origin
insert

Answer 15

medial aspect of maxilla and mandible and modiolous

skin around lips

Question 16

buccinator
origin
insert

Answer 16

outer surfaces of thealveolar processesof themandibleandmaxilla, and the pterygomandibularraphe.

orbicularis oris muscle and modiolus

Question 17

Depressor anguli oris
origin
insertion

Answer 17

mental tubercleof themandible

modiolus

Question 18

Levator anguli oris
origin
insertion

Answer 18

canine fossa of maxilla

modiolus

Question 19

RISORIUS
origin
insertion
nerve
blood

Answer 19

parotid fascia

modiolus

buccal branch

facial artery

Question 20

Levator labii superioris
origin
insertion

Answer 20

maxilla andzygomatic bone superior toinfraorbital foramen

skin and muscle of upper lip

Question 21

Levator labii superioris alaeque nasi
origin
insertion

Answer 21

frontal process of maxilla

skin of alar cartilage of nose and skin of upper lip

Question 22

Depressor labii inferioris
origin
insertion

Answer 22

mandible

skin of lower lip

Question 23

Platysma
origin
insertion

Answer 23

skin and fascia of the infraclavicular and supraclavicular regions

base of the mandible, skin of the cheek and lower lip, angle of the mouth, orbicularis oris muscle