P 3 4

Frontalis

Temporalis Zygomatic arch (cut) •> Orbicularis oculi

Galca aponcurotica

Latcral ptcrygoid

Styloid process

Digastric posterior belly anterior belly

Vertebral

bartery

Occipitalis

Orbicularis | oris i !

Zygomaticus i minor ‘    1

Zygomaticus

major

btylohyoid |_. subclavian artery

Masseter - Middle scalene ^ Anterior scalene    L. subclavian vein

Sternocleidomastoid

Lateral pterygoid

Brachial nerve plexus

sternal head clavicular head

Medial pterygoid

Attachment of medial pterygoid to medial side of mandible

Platę 3-4 Muscles of the lateral head and neck