Major bones and muscles and vessels of the upper limb 2 Dr M Samsam University of Central Florida Pictures are taken from anatomical models in our lab The references of the other pictures are mentioned Muscles of the arm Anterior region Triceps Brachii Lateral Head Biceps Brachii Long Head Brachialis Triceps Brachii Long Head Triceps Brachii Medial Head Deltoid Brachial region Brachial region Deep layer Ventral Forearm Muscles Superficial layer 1 4 Pronator Teres 14 Palmaris longus 12 13 Flexor carpi radialis 5 10 Flexor digitorum superficialis 16 Flexor carpi ulnaris 18 Pisiform bone Pictures from Platzer atlas and textbook of human anatomy Pronator teres Flexor carpi radialis Palmaris longus Ventral Forearm Muscles Superficial layer Median nerve Brachioradialis Flexor carpi ulnaris Flexor digitorum superficialis Radial artery Ulnar nerve Ulnar artery Ventral Forearm Muscles Deep layer 4 6 Flexor digitorum Profundus 8 10 Flexor pollicis longus 1 3 Pronator quadratus Pictures from Platzer atlas and textbook of human anatomy Ventral Forearm Muscles Deep layer Ulnar Nerve Flexor Digitorum Profundus Flexor Pollicis Longus Pronator Quadratus Median Nerve Forearm Muscles Radial group 7 9 Brachioradialis 4 6 Extensor carpi radialis longus 1 3 Extensor carpi radialis brevis Pictures from Platzer atlas and textbook of human anatomy Dorsal Forearm MM superficial layer 1 3 Extensor digitorum 6 Extensor digiti minimi 7 8 Extensor carpi ulnaris Pictures from Platzer atlas and textbook of human anatomy Forearm Muscles Radial dorsal groups Extensor Carpi Radialis Brevis Extensor Pollicis Abductor Pollicis Brevis Longus Extensor Carpii Radialis Longus Brachioradialis Extensor Carpi Ulnaris Extensor Digiti Minimi Anconeus Extensor Digitorum Dorsal forearm muscles Deep layer 1 4 Supinator 5 9 Abductor pollicis longus 10 14 Extensor pollicis brevis 15 18 Extensor pollicis longus 19 21 Extensor indicis Pictures from Platzer atlas and textbook of human anatomy Radial view of the forearm muscles Deep layer Extensor Pollicis Longus Extensor Pollicis Brevis Supinator Abductor Pollicis Longus Extensor Digitorum Dorsal forearm muscles Deep layer Superficial radial nerve Abductor Pollicis Longus Extensor Pollicis Brevis Supinator Extensor Indicis Deep Radial N Extensor Pollicis Longus Thenar Muscles 1 Abductor polloicis brevis 6 7 Flexor pollicis brevis 11 13 Adductor Pollicis 2 heads 15 Opponens pollicis Pictures from Platzer atlas and textbook of human anatomy Palmar region Radial artery Ulnar artery Flexor Retinaculum Superficial palmar arch Apponens pollicis Abductor digiti minimi Abductor pollicis brevis Ulnar nerve Median nerve Flexor pollicis brevis Adductor pollicis Lumbrical muscle Palmar Aponeurosis 1 Hypothenar Muscles Abductor digiti minimi 9 Flexor digiti minimi 10 Opponens digiti minimi 11 Pictures from Platzer atlas and textbook of human anatomy Superficial Palmar ArterialTendon of Palmaris longus Arch Abductor Digiti Minimi Adductor Pollicis Flexor retinaculum Opponens Pollicis Flexor Pollicis Brevis Abductor Pollicis Brevis Muscles of the Metacarpus Interossei Muscles Palmar interossei 1 3 muscles Dorsal Interossei 6 4 muscles Lumbricals 4 muscles Pictures from Platzer atlas and textbook of human anatomy Dorsal interossei muscles Radial view of the forearm muscles Deep layer Extensor Pollicis Brevis Supinator Extensor Pollicis longus Abductor Pollicis Longus Extensor Digitorum Subclavian A V Axillary A Cephalic V Deep Brachial A Basilic V Axillary V Brachial A Median cubital vein Radial A Ulnar A Superficial Palmar Arch Dorsal Arterial Arch