====== Front of forearm ====== {{:anatomy:forearm-anteriormuscles.png}} {{:anatomy:forearm-antmuscle_layers.png}} {{:anatomy:forearm-carpaltunnel.png}} {{:anatomy:forearm-extenretinac-tunnel.png}} {{:anatomy:forearm-extensorretinaculum.png}} {{:anatomy:forearm-flex-retinaculum.png}} === ANTERIOR COMPARTMENT === **SUPERFICIAL** ^ Muscle ^ ^ Origin ^ Insertion ^ Artery ^ Nerve ^ Action ^ Antagonist ^ | pronator teres | गोल अवतानिका | humeral head: medial epicondyle of humerus (common flexor tendon) | pronator tuberosity of radius | ulnar artery, radial artery | median nerve | pronates forearm, flexes elbow | supinator | | | | ulnar head: coronoid process of ulna | | | | | | | flexor carpi radialis | बहिर्मणिबंध आकुंचनी | medial epicondyle of humerus (common flexor tendon) | bases of second metacarpal, base of third metacarpal | radial artery | | flexes and abducts wrist | extensor carpi radialis brevis, extensor carpi radialis longus | | palmaris longus | दीर्घ करतलिका | | palmar aponeurosis | ulnar artery | | flexes wrist | extensor carpi radialis brevis, extensor carpi radialis longus, extensor carpi ulnaris | | flexor carpi ulnaris | अंतर्मणिबंध आकुंचनी | | pisiform, hook of hamate, base of fifth metacarpal | | muscular branches of ulnar nerve | flexes and adducts wrist | extensor carpi ulnaris | | flexor digitorum superficialis | उपरस्थि अंगुलि आकुंचनी | medial epicondyle of humerus (common flexor tendon), parts of radius and ulna | bases of middle phalanges 2, 3, 4, and 5 | | median nerve | flexes fingers (primarily at proximal interphalangeal joints) | extensor digitorum | **DEEP** ^ Muscle ^ ^ Origin ^ Insertion ^ Artery ^ Nerve ^ Action ^ Antagonist ^ | pronator quadratus | चतुरस्र अवतानिका | medial anterior surface of ulna | lateral anterior surface of radius | anterior interosseous artery | anterior interosseous nerve (median nerve) | weakly pronates forearm | supinator | | flexor digitorum profundus | गभीर अंगुलि आकुंचनी | ulna | distal phalanges | | lateral belly: anterior interosseous nerve (median nerve) | flexes wrist, flexes interphalangeal joints | extensor digitorum | | | | | | | medial belly: muscular branches of ulna nerve | | | | flexor pollicis longus | दीर्घ अंगुष्ठ आकुंचनी | middle half of volar surface of radius, interosseus membrane | base of distal phalanx of thumb | | anterior interosseous nerve (median nerve) (C8, T1) | flexes thumb | extensor pollicis longus, extensor pollicis brevis | ===== DISSECTION ===== {{:dissection:forearm-anterior.jpg?400px}} {{:dissection:forearm-ant-flex-dig-profund.jpeg?400px}} {{:dissection:forearm-pronator-quadr.jpeg?400px}} {{:dissection:forearm-flex-dig-superf.jpeg?400px}} {{:dissection:foream-anterior-infant.jpeg?400px}}