Frontalis
raise eyebrows, wrinkle forehead skin
Orbicularis oris
compress & purse lips
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Frontalis
raise eyebrows, wrinkle forehead skin
Orbicularis oris
compress & purse lips
Orbicularis oculi
closes eye
Buccinator
compress cheek
Masseter
elevate mandible
Temporalis
elevate mandible
Sternocleidomastoid
neck flexion, lateral flexion
Splenius Capitis
neck extension
Rectus Abdominis
trunk flexion
External Obliques
trunk flexion, lateral flexion, compress abdomen
Transversus Abdominis
compress abdomen
External Intercostals
elevate ribs
Internal Intercostals
depress ribs during forced expiration
Diaphragm
increase and decrease thoracic volume
Trapezius
elevate, retract, depress scapula
Serratus Anterior
protract scapula
Deltoid
abducts humerus
Teres minor
laterally rotates humerus
Teres major
adducts and medially rotates humerus
Latissimus dorsi
extends, adducts & medially rotates humerus
Pectoralis major
flexes, adducts, & medially rotates humerus
Biceps brachii
flexes and supinates forearm
Brachioradialis
flexes forearm and pronates and supinates forearm to neutral position
Triceps brachii
extends forearm
Pronator teres
pronates forearm
Flexor carpi ulnaris
wrist flexion
Flexor carpi radialis
wrist flexion
Extensor carpi ulnaris
wrist extension
Extensor carpi radialis
wrist extension
Flexor digitorum
finger flexion
Extensor digitorum
finger extension
Quadriceps: Rectus femoris
flexion at the hip, knee extension
vastus lateralis & vastus medialis
knee extension
Hamstrings: Biceps femoris
knee flexion
Sartorius
Cross leg flexion and knee flexion
Gastrocnemius
plantar flexion
Soleus
plantar flexion
Fibularis longus
foot eversion
Tibialis Anterior
dorsiflexion and inversion
Flexor digitorum longus
flexion of toes 2-5
Extensor digitorum longus
extension of toes 2-5
Flexor hallucis longus
flexion of toe 1 (great toe)
Extensor hallucis longus
extension of toe 1 (great toe)
Gluteus maximus
Extension of the femur
Gluteus medius
abduction of the femur
Tensor Fasciae Latae
abduction & flexion of the femur
Iliopsoas
flexion of the femur
Adductor magnus
adduction of the femur