frontalis belly, epicranius
- pulls scalp forward
- wrinkles foreheard
- raises eyebrows
occipitalis belly, epicranius
pulls scalp backward
procerus
depress eyebrows medially
compressor naris
compress cartilage at bridge of nose
dilatator naris
widens, dilates nostrils and anterior nasal aperture
depressor septi
widens nostril
corrugator supercilii
draws eyebrow medial and down (forms vertical furrow between eyebrows)
levator labii superioris
raises and everts upper lip
levator labii superioris alaeque nasi
- raises and everts upper lip
- dilates nostril
zygomaticus minor
- raises upper lip
- produces nasolabial groove
zygomaticus major
draws angle of mouth up and out
levator anguli oris
- raises angle of mouth
- produces nasolabial groove
orbicularis oris
- close mouth
- purse and protrude lips
buccinator
compress cheeks against teeth
risorius
draws back angle of mouth
mentalis
raises and protrudes lower lip
depressor labii inferioris
draws lower lip down
depressor anguli oris
draws corner of mouth down and out
levator palpebra superioris
elevates upper eyelid
superior rectus
- elevate and adduct the cornea
- intorsion
inferior rectus
- depress and adduct the cornea
- extorsion
medial rectus
adducts cornea
lateral rectus
abducts cornea
superior oblique
- depresses and abduct the cornea
- intorsion
