Anatomy slides ch11 axial muscles not done

5 groups of axial muscles

head and neck

vertebral colums

respiration

abdominal wall

pelvic floor

axial attatchment vs appendicular attachment

axial- superior and inferior

appendicular- proximal and distal

raise eyebrows

activated occipitofrontalis

retract scalp

occipital side of occipitofrontalis

pull eyebrows together

corogator supercili

wink blink squint

orbiularis oris

close and open eyes

levator palpebrae superioris

flare nostrils

nasalis

wrinkle nose

procerus

pucker for a kiss

orbicularis oris

pull lower lip inferiorly (down)

depressor labii inferioris

frown

depressor anguli oris

pull upper lip superiorly (up)

levator labii superioris

pull corners of mouth superiorly and laterally (up and out)

levator labii supeioris

smile

levator anguli oris

closed mouth smile

risorius

pout

mentalis

tense skin of neck, pull lips down

platysma

6 eye muscles

superior, inferior, medial, lateral rectus, inferior and superior obliques

face muscles

eye muscles lateral view

eye muscles anterior view right eye

mastication

chewing

temporalis

elevates ands retracts mandible

masseter

elevates and protracts

lateral and medial pterygoid

protract and move mandible from side to side

what is the tongue used for

speech, food placement for chewing and swallowing, it is comprised extrinsic and instrinsic muscles

what muscles initiate chewing

masseter and temporalis

muscles that lower the jaw

medial and lateral pterygoid

where are the muscles that move the neck and head attached

vertebral column, thoracic cage, pectoral girdle and the bones of the cranium