Functions and Locations of Muscle

Function of Epicranius Frontal Belly

Raises Forhead/Eyebrows

Function of Epicranius: Occipital Belly

Anchors Scalp/Keeps Scalp in place

Function of Orbicularis Oculi

Closes eye

Functions of Zygomaticus 

Smiling 

Function of Orbicularis Oris

Pouty Lips/Closes lip ring

Function of Buccinator

Sucking muscles/sucks mouth/compresses cheeks/fishy face

Function of Masseter

Closes jaw

Function of temporalis

closes jaw

Function of pterygoids 

Grinding side to sid

Function of sternocleidomastoid

Turns Chin out and neck to side/ “selfie muscle”

Function of Scalenes

move head and neck side to side

Function of Erector Spinae

Keeps you upright/straightens your spine

Function of external intercostal

helps bring air in by moving ribs up and out

functions of internal intercostals

brings ribs back inward only when forcing air out

Functions of Diaphragm

allows you to breathe in/allows blood to return to heart easier

Functions of Rectus Abdominis

Steadies back and trunk/sit-up muscle/helps poop

Functions of External Oblique

allows side crunches by pulling and working with internal oblique/helps poop

Functions of internal oblique

allows side crunches by steadying/helps poop

Functions of transverse abdominis

compresses abdominal cavity/helps poop/blows out air/stabilizes trunk

Functions of Pectoralis Major

moves arms inwards

Functions of Pectoralis Minor

steadies shoulders/pulls shoulders forward

Function of Serratus Anterior

pulls scapula in towards ribs

functions of deltoid

brings humerus laterally

functions of Trapezius

holds shoulders in place/shrugs shoulders/neck movement/brings shoulders back

Function of Latissimus Dorsi

Rowing Motion

Functions of Levator Scapulae

Shrugs shoulders/lifts scapula

Functions of Rhomboids

Lifting up/shrugging shoulders/brings scapula to spine 

Function of Teres Major

Pulls arm back

Function of Teres minor

pulls arm back

Function of Infraspinatus

pulls humerus back

Function of Supraspinatus 

helps bring arm forward in a throwing motion

Function of Subscapularis

helps bring arm forward like throwing

Function of Tricep Brachii

extends arm

Function of Biceps Brachii

Flexes arm in many planes

Function of Brachialis

flexes arm in one plane

Function of Brachioradialis

Twist while flexing

Function of the Flexor Carpi Radialis

Flexing the hand

Function of the Flexor Carpi Ulnaris

Flexing hand

Function of the Iliopsoas - Iliacus

Flexes hip

Function of the Palmaris Longus

Flexes Hand

Function of the Iliopsoas - Psoas Major

Flexes Hip

Function of the Sartorius

Brings Leg Across getting into a squat

Function of the Abductors

Bring legs together

Function of the Gracilis

Brings legs together

Function of the Tensor Fasciae Latae

Tenses IT tract 

Function of the Iliotibial Tract

Stabilizes knee on lateral side

Function of the Gluteus Maximus

Allows Standing and Walking

Functions of the Medius and Minimus 

Stepping up and pushing down 

Function of the Quadriceps

Extend Knee

Function of the Hamstrings

Flexes Knee

Function of the Tibialis Anterior

Lifting up the big toe

Functions of the Extensor Hallucis Longus

Lifts big toe/Dorsiflexion 

Function of the Calf

Planter flexing foot