Muscles - All

Identify the muscle in each picture.

orbicularis oris

orbicularis oculi

masseter

helps close the jaw

zygomaticus minor

zygomaticus major

levator labii superioris

depressor anguli oris

risorius

epicranial aponeurosis

frontalis

auricularis anterior

auricularis posterior

auricularis superior

occipitalalis

temporalis

buccinator

digastric

mylohyoid

omohyoid

sternohyoid

thyrohyoid

sternothyroid

scalenes

sternocleidomastoid

sternocleidomastoid
Origin:
Insertion:
Action:

O: sternum & clavicle

I: mastoid process

A: neck rotation and flexion

diaphragm

subclavius

pectoralis minor

pectoralis major

intercostal

serratus anterior

external oblique

rectus abdominis

linea alba

white line

transverse abdominis

trapezius

splenus capitis

levator scapulae

levator scapulae

Origin:

Insertion:

Action:

O: cervical vertebrae

I: scapula

A: elevate scapula

rhomboid minor

rhomboid minor

Origin:

Insertion:

Action:

O: C-7 & T-1

I: scapula

A: fixation of scapula

rhomboid major

rhomboid major

Origin:

Insertion:

Action:

O: thoracic vertebrae

I: scapula

A: fixation of scapula

erector spinae

Latissimus dorsi

latissimus dorsi

Origin:

Insertion:

Action:

O: thoracic & lumbar vertebrae

I: humerus

A: arm adduction

serratus posterior inferior

supraspinatus

subscapularis

infraspinatus

teres minor

teres major

deltoid

triceps brachii

triceps brachii

Origin:

Insertion:

Action:

O: scapula & humerus

I: olecranon process of ulna

A: elbow extension

coracobrachialis

biceps brachii

brachialis

brachialis

Origin:

Insertion:

Action:

O: humerus

I: ulna

A: elbow flexion

brachioradialis

anconeus

pronator teres

pronator teres

Origin:

Insertion:

Action:

O: humerus & ulna

I: radius

A: forearm pronation

palmaris longus

flexor digitorum superficialis

flexor carpi ulnaris

flexor carpi radialis

flexor pollicis longus

flexes thumb

supinator

abductor pollicis longus

extensor pollicis brevis

extensor digitorum

(white spike)

extensor carpi ulnaris

extensor carpi radialis brevis

extensor carpi radialis longus

dorsal interosseous

abductor digiti minimi

adductor pollicis

gluteus maximus

gluteus maximus

Origin:

Insertion:

Action:

O: ilium, coccyx, sacrum

I: femur & iliotibial tract

A: extends & abducts thigh

glutus medius

glutus minimis

piriformis

pear-shaped

levator ani

coccygeus

quadratus lumborum

illiacus

illiacus

Origin:

Insertion:

Action:

O: ilium

I: lesser trochanter (Femur)

A: hip & trunk flexion

psoas major

psoas major

Origin:

Insertion:

Action:

O: lumbar vertebrae

I: lesser trochanter (Femur)

A: hip & trunk flexion

iliopsoas

sartorius

adductor longus

adductor longus

Origin:

Insertion:

Action:

O: pubis

I: linea aspera (Femur)

A: high adduction

adductor magnus

adducts thigh

adductor magnus

Origin:

Insertion:

Action:

O: ischium & pubis

I: linea aspera (Femur)

A: thigh adduction

gracilis

iliotibial tract of fasciae latae

tensor fasciae latae

rectus femoris

straight line in thigh