7 Muscles of theheadandneck
By Aous Sulaiman
Muscles
orbital
offorce
group
Ag
orbicularis oculi
F closes eyelid compresses lacrimal soc
S
↑ ourcils Corrugator superciliimuscle
F Drawseyebrowsinferomedially
oralgroup
orbicularis oris
Ficompress andprotrudes lips kissing
Depressoranguli oris
F Depresses angelofmonth
, Levatorlobii superioris
F Elevates everts upperlips
Depressor lobiiinferioris
F Depresseslowerlips
Levator orngulli oris M
F elevates angelofmonth
Buccinator
F compresses cheeks
Zygomaticusmajor M
F Elevatesangelofmonth
, Zygomaticus minor M
F elevates upper lip
Risorius M
F pulls angleofmouthlaterally
Nasalgroup
M
Norseis
F compresses nostrils transverseport
Dilates nostrils Alorport
Muscle ofscalp
occipitofrontalis M
F Drawsscalpbackwards Coccipitalbelly
Rouses eyebrows wrinkles forehead frontalbelly
Masticatorymuscles
Morsseter M
O Inferioraspectof zygomatic arch
I lateral aspectof ramus ofmandible
F Elevatesmandible
protrusionofmandible
By Aous Sulaiman
Muscles
orbital
offorce
group
Ag
orbicularis oculi
F closes eyelid compresses lacrimal soc
S
↑ ourcils Corrugator superciliimuscle
F Drawseyebrowsinferomedially
oralgroup
orbicularis oris
Ficompress andprotrudes lips kissing
Depressoranguli oris
F Depresses angelofmonth
, Levatorlobii superioris
F Elevates everts upperlips
Depressor lobiiinferioris
F Depresseslowerlips
Levator orngulli oris M
F elevates angelofmonth
Buccinator
F compresses cheeks
Zygomaticusmajor M
F Elevatesangelofmonth
, Zygomaticus minor M
F elevates upper lip
Risorius M
F pulls angleofmouthlaterally
Nasalgroup
M
Norseis
F compresses nostrils transverseport
Dilates nostrils Alorport
Muscle ofscalp
occipitofrontalis M
F Drawsscalpbackwards Coccipitalbelly
Rouses eyebrows wrinkles forehead frontalbelly
Masticatorymuscles
Morsseter M
O Inferioraspectof zygomatic arch
I lateral aspectof ramus ofmandible
F Elevatesmandible
protrusionofmandible
