Muscle's on Cadaver

Iliocostalis

O: ilium, lower ribs

I: Cervical vertebra

A: Vertebral Extension

Longissimus

O: Vertebra

I: Superior Vertebrae

A: Vertebral extension

Spinalis

O: Lower vertebral spines

I: Upper vertebral spines

A: Vertebral extension

External Oblique

O: Ribs

I: Linea Alba

A: Vertebral flexion, rotation

Rectus Abdominis

O: Pubis

I: Xiphoid process, ribs

A: Vertebral flexion

Internal intercostals

O: Lower rib

I: Upper rib

A: Expiration

External intercostals

O: Upper rib

I: Lower rib

A: Inspiration

Pectoralis major

O: Clavicle, sternum, ribs

I: Greater tubercle

A: Flexion, adduction, medial rotation

Serratus Anterior

O: Ribs

I: Scapula

A: Protraction of scapula

Trapezius

O: Vertebrae and occipital bone

I: Scapula, clavicle

A: Raises, retracts scapula

Rhomboideus Major

O: Vertebrae

I: Medial border

A: Retracts scapula

Rhomboideus Minor

O: Vertebrae

I: Medial border

A: Retracts scapula

Latissimus dorsi

O: Fascia of ribs and vertebrae

I: Intertubercular groove

A: Adduction, medial rotation, extensor

Deltoideus

O: Clavicle, scapula

I: Deltoid tuberosity

A: Abduction, flexion, extension, lateral/med. rotation

Supraspinatus

O: Supraspinus fossa

I: Greater tubercle

A: Stabilization

Infraspinatus

O: Infraspinus fossa

I: Greater tubercle

A: Lateral rotation, stabilization

Teres major

O: Inferior angle

I: Lesser tubercle

A: Medial rotation, extension, adduction

Teres minor

O: Lateral border

I: Greater tubercle

A: Lateral rotation, stabilization

Subscapularis

O: Subscapular fossa

I: Lesser tubercle

A: Medial rotation

Biceps Brachii

O: Coracoid process, glenoid tubercle

I: Radial tuberosity

A: Arm flexor

Triceps Brachii

O: Glenoid tubercle, humerus

I: Olecranon

A: Arm extensor

Brachialis

O: Distal humerus

I: Ulna coronoid process

A: Flexor of arm

Brachioradialis

O: Lateral supracondylar ridge of humerus

I: Styloid process of humerus

A: Arm flexor

Flexor carpi radialis

O: Medial humeral epicondyle

I: Metacarpals 2,3

A: Wrist flexion

Flexor carpi ulnaris

O: Medial humeral epicondyle

I: Pisiform, hamate, metacarpal 5

A: Wrist flexion

Palmaris Longus

O: Medial humeral epicondyle

I: Palmar fascia

A: Wrist flexion

Flexor digitorum superficialis

O: Medial humeral epicondyle

I: Middle phalanges of 2-5

A: Wrist flexion, phalange 2-5

Extensor carpi radialis longus

O: Lateral humerus

I: Base of metacarpal 2

A: Extends wrist

Extensor carpi radialis brevis

O: Lateral humeral epicondyle

I: Base of metacarpal 3

A: Extends wrist

Extensor digitorum communis

O: Lateral humeral epicondyle

I: Distal phalanges 2-5

A: Finger/wrist extension

Extensor carpi ulnaris

O: Lateral humeral epicondyle

I: Base of metacarpal 5

A: Wrist extension

Abductor digiti minimi

O: Pisiform

I: Proximal phalanx of 5

A: Abduction of of 5

First dorsal interosseus

O: Metacarpals 1 and 2

I: Proximal phalanx of 2

A: Abduction of 2, adduction of thumb

Gluteus Maximus

O: Ilium, sacrum

I: Femur, iliotibial tract

A: Thigh extensor

Gluteus Medius

O: Ilium

I: Greater trochanter

A: Abduction, medial rotation

Gracilis

O: Pubis

I: Medial tibia

A: Adduction, flexion, and medial rotation

Tensor Fascia Latae

O: Ilium

I: Iliotibial tract

A: Flexes, abducts the thigh

Sartorius

O: Anterior superior iliac spine

I: Proximal tibia

A: Flexion, abduction, lateral rotation

Biceps femoris

O: Ischium, linea aspera

I: Fibula, tibia

A: Extends thigh, flexes knee, lateral rotation

Semitendinosus

O: Ischium

I: Tibia

A: Extends thigh, flexes knee, medial rotation

Semimembranosus

O: Ischium

I: Medial tibial condyle

A: Extends thigh, flexes knee, medial rotation

Vastus lateralis

O: Greater trochanter

I: Patella

A: Knee extensor

Vastus medialis

O: Linea aspera

I: Patella

A: Knee extensor

Vastus intermedius

O: Femur

I: Patella

A: Knee extensor

Rectus femoris

O: Anterior superior iliac spine

I: Patella

A: Knee extensor, hip flexor

Gastrocnemius

O: Medial, lateral femoral condyles

I: Calcaneus

A: Plantar flexion

Soleus

O: Superior tibia, fibula

I: Calcaneus

A: Plantar flexion

Extensor digitorum longus

O: Tibia and fibula

I: Phalanges

A: Toe extension

Tibialis anterior

O: Upper tibia

I: Medial cuneiform

A: Dorsiflexion

Fibularis Longus

O: Upper fibula

I: Metatarsal 1, Medial cuneiform

A: Plantar flexion

Fibularis Brevis

O: Lower fibula

I: Metatarsal 5

A: Plantar flexion, eversion