Muscle Actions Flashcards
TMJ Depression
lateral pterygoid
supra hyoid
infra hyoid
TMJ Elevation
temporalis
masseter
medial pterygoid
TMJ Protrusion
masseter
lateral pterygoid
medial pterygoid
TMJ Retrusion
temporalis
masseter
digastric
TMJ side to side
medial pterygoid
lateral pterygoid
masseter
temporalis
Cervical flexion
sternocleidomastoid
longus coli
scalenus muscles
Cervical extension
splenius cervicis semispinalis cervicis iliocostalis cervicis longissimus cervicis multifidus trapezius
cervical rotation and lateral flexion
sternocleidomastoid scalenus muscles splenius cervicis longissimus cervicis iliocostalis cervicis levator scapulae multifidus
Thoracic/Lumbar Flexion
rectus abdominis
internal oblique
external oblique
Thoracic/Lumbar Extension
erector spinae
quadratus lumborum
multifidus
Thoracic/Lumbar Rotation and Lateral Flexion
posts major quadratus lumborum external oblique internal oblique multifidus longissimus thoracis iliocostalis thoracis rotatores
Scapula Elevation
upper trapezius
levator scapulae
scapula depression
latissimus dorsi
pectoralis major
pectoralis minor
lower trapezius
scapular protraction
serrates anterior
pectoralis minor
scapular retraction
middle trapezius
rhomboids