Arm/Wrist

• biceps brachii origin


  supraglenoid tubercle

  coracoid process
• biceps brachii insertion

  radial tuberosity
• biceps brachii action

  flex elbow

  supinate forearm
• brachioradialis insertion

  styloid process of radius
• brachialis insertion

  ulnar tuberosity
• triceps brachii origin

  infraglenoid tubercle

  humerus
• triceps brachii insertion

  olecranon
• triceps brachii action

  extend elbow
• pronator teres insertion

  radius
• pronator teres action

  pronate forearm
• flexor carpi radialis insertion

  metacarpals 2-3
• flexor carpi radialis action

  flex wrist

  radial deviation
• flexor carpi ulnaris insertion

  pisiform

  hamate

  metacarpal 5
• flexor carpi ulnaris action

  flex wrist

  ulnar deviation
• palmaris longus insertion

  flexor retinaculum

  palmar aponeurosis
• palmaris longus action

  flex wrist
• flexor digitorum superficialis insertion

  sides of middle phalanges 2-5
• flexor digitorum profundus insertion

  palmar surface distal phalanges 2-5
• extensor carpi ulnaris insertion

  metacarpal 5
• extensor digitorum insertion

  extensor expansions digits 2-5
• extensor digitorum action

  extend wrist and digits
• extensor digiti minimi insertion

  extensor expansion digit 5
• extensor digiti minimi action

  extend 5th digit
• the humerus is the origin for the following muscles:

  • brachioradialis
  • brachialis
• flex elbow:

  • brachioradialis
  • brachialis
• the medial epicondyle of humerus (common flexor tendon) is the origin for the following muscles:

  • pronator teres
  • flexor carpi radialis
  • flexor carpi ulnaris
  • palmaris longus
  • flexor digitorum superficialis
• flex wrist and digits:

  • flexor digitorum superficialis
  • flexor digitorum profundus
• the lateral epicondyle of humerus (common extensor tendon) is the origin for the following muscles:

  • extensor carpi radialis longus
  • extensor carpi radialis brevis
  • extensor carpi ulnaris
  • extensor digitorum
  • extensor digiti minimi
• metacarpals 2-3 are the origin for the following muscles:

  • extensor carpi radialis longus
  • extensor carpi radialis brevis
• the following muscles extend wrist:

  • extensor carpi radialis longus
  • extensor carpi radialis brevis
  • extensor carpi ulnaris
• the following muscles extends thumb

  • extensor pollicis longus
  • extensor pollicis brevis
• the following muscles abduct thumb:

  • abductor pollicis longus
  • abductor pollicis brevis