Muscles of the Arm (Division, Origin, Insertion, Function)

Content Introduction 0:00 Division of the Arm Muscles 0:24 Brachialis 0:45 Coracobrachialis 1:00 Biceps Brachii 1:21 Anconeus 2:02 Triceps Brachii 2:16 ---------------------------------------------- ☕Support me at: ----------------------------------------------- Muscles of the arm - Anterior (Flexor) Group [3] - Posterior (Extensor) Group [2] Anterior (Flexor) Group [3] Brachialis Musculus brachialis - O: Anterior diaphysis of the humerus - I: Tuberosity of Ulnae Tuberositas ulnae - F: Flexion Coracobrachialis musculus coracobrachialis - O: Coracoid process processus coracoideus scapulae - I: Anterior diaphysis of the humerus - F: Flexion, adduction and Internal Rotation Biceps Brachii musculus biceps brachii - Long Head O: Supraglenoid Tubercule tuberculum supraglenoidale scapulae - Short Head O: Coracoid process processus coracoideus scapulae - I: Radial Tuberosity tuberositas radii - Function: Flexion Supination of forearm Flextion Abduction of arm Posterior (Extensor) Group [2] Anconeus musculus anconeus O: Lateral Epicondyle of the Humerus epicondylus lateralis humeri - I: Proximal Epiphysis of the Ulna - F: Extention of lower arm Triceps Bachii Musculus ticeps brachii - Medial Head ○ O: Daphysis of humerus - Lateral Head ○ O: Diaphysis of humerus - Long Head ○ O: Infraglenoid Tubercle - I: Olecranon of Ulna - F: Extension of forearm Extension Adduction of arm