[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-1-en-105":3,"doc-seo-563514-105":53,"doc-detail-563514-en":127},{"code":4,"msg":5,"data":6},0,"success",[7,14,19,24,29,34,39,44,49],{"id":8,"doc_module":9,"doc_module_name":10,"category_name":11,"show_sort_weight":12,"slug":13},11,1,"Template","Presentations",90,"presentations",{"id":15,"doc_module":9,"doc_module_name":10,"category_name":16,"show_sort_weight":17,"slug":18},12,"Resumes",80,"resumes",{"id":20,"doc_module":9,"doc_module_name":10,"category_name":21,"show_sort_weight":22,"slug":23},14,"Invoices",70,"invoices",{"id":25,"doc_module":9,"doc_module_name":10,"category_name":26,"show_sort_weight":27,"slug":28},15,"Posters",60,"posters",{"id":30,"doc_module":9,"doc_module_name":10,"category_name":31,"show_sort_weight":32,"slug":33},16,"Social Media",50,"social-media",{"id":35,"doc_module":9,"doc_module_name":10,"category_name":36,"show_sort_weight":37,"slug":38},17,"Forms",40,"forms",{"id":40,"doc_module":9,"doc_module_name":10,"category_name":41,"show_sort_weight":42,"slug":43},18,"Letters",30,"letters",{"id":45,"doc_module":9,"doc_module_name":10,"category_name":46,"show_sort_weight":47,"slug":48},21,"Paper Templates",5,"papers-templates",{"id":50,"doc_module":9,"doc_module_name":10,"category_name":51,"show_sort_weight":4,"slug":52},158,"General","general-158",{"code":4,"msg":54,"data":55},"ok",{"site_id":56,"language":57,"slug":58,"title":59,"keywords":60,"description":61,"schema_data":62,"social_meta":120,"head_meta":122,"extra_data":124,"updated_unix":126},105,"en","upper-extremity-muscle-table-muscle-anatomy-reference","UPPER EXTREMITY MUSCLE TABLE - Muscle anatomy reference","","Upper extremity muscle table compiling key anatomical data for major muscles of the forearm, arm, and hand. 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| MAIN ACTIONS | BLOOD SUPPLY | MUSCLE GROUP |\n| --- | --- | --- | --- | --- | --- | --- | --- |\n| Flexor carpi radialis | Medial epicondyle of humerus |  | Base of 2nd metacarpal | Median nerve | Flexes and abducts hand at wrist | Radial artery | Anterior forearm |\n| Flexor carpi ulnaris | Humeral head: medial epicondyle of\u003Cbr>humerus Ulnar head: olecranon and posterior border of ulna |  | Pisiform bone, hook of hamate, base of 5th metacarpal | Ulnar nerve | Flexes and adducts hand at wrist | Posterior ulnar recurrent artery | Anterior forearm |\n| Flexor digitorum profundus | Medial and anterior surface of proximal 3/4 of ulna and interosseous membrane |  | Palmar base of distal phalanges of medial four digits | Medial part: ulnar nerve Lateral\u003Cbr>part: median nerve | Flexes distal phalanges of medial four digits, assists with flexion of hand at wrist | Anterior interosseous artery, muscular branches of ulnar artery | Anterior forearm |\n| Flexor digitorum superficialis | Humero‐ulnar head: medial epicondyle of humerus and coronoid process of ulna\u003Cbr>Radial head: superior half of anterior radius |  | Bodies of middle phalanges of medial four digits | Median nerve | Flexes middle and proximal phalanges of medial four digits, flexes hand at wrist | Ulnar and radial arteries | Anterior forearm |\n| Flexor pollicis longus | Anterior surface of radius and interosseous membrane |  | Palmar base of distal phalanx of thumb | Median nerve (anterior interosseous) | Flexes phalanges of thumb | Anterior interosseous artery | Anterior forearm |\n| Palmaris longus | Medial epicondyle of humerus |  | Distal half of flexor retinaculum and palmar aponeurosis | Median nerve | Flexes hand at wrist and tenses palmar aponeurosis | Posterior ulnar recurrent artery | Anterior forearm |\n| Pronator quadratus | Distal fourth of anterior ulna |  | Distal fourth of anterior radius | Median nerve (anterior interosseous) | Pronates forearm | Anterior interosseous artery | Anterior forearm |\n| Pronator teres | Two heads: medial epicondyle of humerus and coronoid process of ulna |  | Midway along lateral surface of radius | Median nerve | Pronates forearm and assists with elbow flexion | Anterior ulnar recurrent artery | Anterior forearm |\n| Anconeus | Posterior surface of lateral epicondyle of humerus |  | Lateral surface of olecranon and posterior proximal ulna | Radial nerve (C5–T1) | Assists triceps in extending elbow, abducts ulna in pronation | Deep brachial artery | Arm |\n| Biceps brachii | Long head: supraglenoid tubercle of scapula\u003Cbr>Short head: tip of coracoid process of scapula |  | Radial tuberosity, fascia of forearm via bicipital aponeurosis | Musculocutaneous nerve (C5,C6) | Flexes and supinates forearm at elbow | Muscular branches of brachial artery | Arm |\n| Brachialis | Distal half of anterior surface of humerus |  | Coronoid process and tuberosity of ulna | Musculocutaneous nerve and radial nerve (C7) | Flexes forearm at elbow | Radial recurrent artery, muscular branches of brachial artery | Arm |\n| Coracobrachialis | Tip of coracoid process of scapula |  | Middle third of medial surface of humerus | Musculocutaneous nerve | Flexes and adducts arm at shoulder | Muscular branches of brachial artery | Arm |\n| Triceps brachii | Long head: infraglenoid tubercle of scapula\u003Cbr>Lateral head: upper half of posterior humerus\u003Cbr>Medial head: distal 2/3 of medialand posterior humerus |  | Posterior surface of olecranon process of ulna | Radial nerve | Extends forearm at elbow; long head stabilizes head of abducted humerus and extends and adducts arm at shoulder | Branch of profunda brachii artery | Arm |\n| Abductor digiti minimi | Pisiform bone and tendon of flexor carpi ulnaris |  | Medial side of base of proximal phalanx of little finger (5th digit) | Ulnar nerve (deep branch) | Abducts little finger | Deep palmar branch of ulnar ","cbCaivIrmze5LuiZ","https://ap.wps.com/l/cbCaivIrmze5LuiZ","pdf",182381,"English","# Muscle anatomy reference\n## Forearm muscles (flexors and pronators)\n## Arm muscles\n## Hand muscles","[{\"question\":\"What information does the upper extremity muscle table provide for each muscle?\",\"answer\":\"For each muscle, it provides proximal attachment (origin), distal attachment (insertion), innervation, main actions, blood supply, and the muscle group.\"},{\"question\":\"How is innervation presented in the table?\",\"answer\":\"Innervation is listed as the nerve supplying the muscle, including branches where applicable (e.g., median nerve, ulnar nerve, radial nerve and their branches).\"},{\"question\":\"How does the table help connect muscle attachments to movement?\",\"answer\":\"By pairing origin and insertion sites with main actions, the table links anatomical positioning of each muscle to the movements it performs, such as flexion, extension, adduction, abduction, and pronation.\"}]","UPPER EXTREMITY MUSCLE TABLE - Muscle anatomy reference | PDF",1791836168]