1Occipitofrontalis origin
occipital belly - superior nuchal line of occipital bone
frontal belly - epicranial aponeurosis
2Occipitofrontalis insertion
occipital belly - epicranial aponeurosis
frontal belly - skin of eyebrow
3Occipitofrontalis action
occipital belly - pulls scalp backwards
frontal belly - raises eyebrows
4Occipitofrontalis nerve supply
occipital belly - posterior auricular nerve
frontal belly - temporal branch of Cranial nerve VII (facial nerve)
5Temporalis origin
temporal fossa
6Temporalis insertion
coronoid process of mandible
7Temporalis action
elevates and retracts mandible
8Temporalis nerve supply
trigeminal nerve (Cranial nerve V)
9Orbicularis Oculi origin
nasal part of frontal bone, maxilla, lacrimal
10Orbicularis Oculi insertion
skin of orbital region
11Orbicularis Oculi action
opens and closes eye
12Orbicularis Oculi nerve supply
temporal branch and zygomatic branch of Cranial nerve VII (Facial Nerve)
13Zygomaticus Major origin
anterior lateral surface of zygomatic bone
14Zygomaticus Major insertion
angle of mouth
15Zygomaticus Major action
elevates angle of mouth
16Zygomaticus Major nerve supply
zygomatic and buccal branches of Cranial nerve VII (facial nerve)
17Zygomaticus Minor origin
lateral surface of zygomatic bone
18Zygomaticus Minor insertion
angle of mouth
19Zygomaticus Minor action
elevates upper lip
20Zygomaticus Minor nerve supply
zygomatic and buccal branches of Cranial nerve VII (facial nerve)
21Masseter origin
inferior aspect of zygomatic arch
22Masseter insertion
lateral coronoid process of mandible
ramus of mandible
23Masseter action
elevates mandible, assists in protraction of mandible
24Masseter nerve supply
mandibular branch of trigeminal nerve (cranial nerve V)
25Buccinator origin
alveolar processes of maxilla and mandible, pterygomandibular raphe
26Buccinator insertion
angle of mouth
27Buccinator action
compresses cheeks
28Buccinator nerve supply
buccal branch of Cranial nerve VII (facial nerve)
29Orbicularis Oris origin
modiolus of angulus oris and vermillion line
30Orbicularis Oris insertion
skin and fascia of lips
31Orbicularis Oris action
compresses and protrudes lips
32Orbicularis Oris nerve supply
buccal and marginal mandibular branches of Cranial nerve VII (facial nerve)