=Muscles of the Anterior Limbs:= _Muscles of the Shoulder_ 162 Deltoid 162 Subscapularis 163 Supraspinatus 164 Infraspinatus 165 Teres minor 166 Teres major 166 Panniculus muscle of the shoulder 167 _Muscles of the Arm_ 168 Anterior region 169 Biceps 169 Brachialis anticus 170 Coraco-brachialis 170 Posterior region 171 Triceps 171 _Supplemental or Accessory Muscle of the Latissimus Dorsi_ 173 _Muscles of the Forearm_ 174 Anterior and external region 176 Supinator longus 176 First and second external radial 176 Supinator brevis 179 Extensor communis digitorum 179 Extensor minimi digiti 183 Posterior ulnar 185 Anconeus 185 Long abductor of the thumb 186 Short extensor of the thumb 187 Long extensor of the thumb 187 Proper extensor of the index 187 Internal and posterior region 188 Pronator teres 188 Flexor carpi radialis 189 Palmaris longus 189 Anterior ulnar 191 Superficial flexor of the digits 193 Long proper flexor of the thumb 197 Pronator quadratus 198 _Muscles of the Hand_ 199