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Body Atlas, Nerve Reference

Nerves

Nerve reference, root levels, course, motor and sensory distribution, entrapment sites, and neuropathies.

20 nerves

20 nerves in Upper Arm Clear ×

Nerve Deep Radial Nerve at Forearm Origin nervus radialis profundus (origo antebrachii) Upper Arm The deep branch of the radial nerve separates from the superficial branch just proximal to the… Nerve Inferior Lateral Cutaneous Nerve of the Arm nervus cutaneus brachii lateralis inferior Upper Arm The inferior lateral cutaneous nerve of the arm is a branch of the radial nerve arising… Nerve Intercostobrachial Nerve nervus intercostobrachialis Upper Arm The intercostobrachial nerve is the lateral cutaneous branch of the second intercostal nerve that crosses the… Nerve Medial Cutaneous Nerve of the Arm nervus cutaneus brachii medialis Upper Arm The medial cutaneous nerve of the arm (C8-T1) is the smallest branch of the medial cord… Nerve Medial Cutaneous Nerve of the Arm (Detail) nervus cutaneus brachii medialis (aspectus detailiatus) Upper Arm The medial cutaneous nerve of the arm (medial brachial cutaneous nerve) arises from the medial cord… Nerve Musculocutaneous Nerve nervus musculocutaneus Upper Arm The musculocutaneous nerve supplies the three muscles of the anterior upper arm and continues as the… Nerve Musculocutaneous Nerve (Full) nervus musculocutaneus Upper Arm The musculocutaneous nerve supplies all three anterior arm muscles (coracobrachialis, biceps, brachialis) and continues as the… Nerve Nerve to Anconeus (Upper Arm Origin) nervus m. anconei (origo brachii) Upper Arm The nerve to anconeus typically arises from the radial nerve in the spiral groove or just… Nerve Nerve to Articularis Cubiti nervus musculi articularis cubiti Upper Arm A small branch of the radial nerve or its branch to the medial head of triceps… Nerve Nerve to Brachialis nervus musculi brachialis Upper Arm The brachialis receives dual innervation from the musculocutaneous nerve (C5, C6) to the medial two-thirds and… Nerve Nerve to Lateral Head of Triceps nervus capitis lateralis musculi tricipitis brachii Upper Arm The nerve to the lateral head of triceps arises from the radial nerve in the spiral… Nerve Nerve to Long Head of Triceps nervus capitis longi musculi tricipitis Upper Arm The branch of the radial nerve supplying the long head of triceps arises proximal to the… Nerve Nerve to Medial Head of Triceps nervus capitis medialis musculi tricipitis brachii Upper Arm The nerve to the medial head of triceps arises from the radial nerve at multiple levels… Nerve Nerve to Short Head of Biceps nervus capitis brevis musculi bicipitis brachii Upper Arm A branch of the musculocutaneous nerve supplying the short head of biceps, typically arising as the… Nerve Posterior Cutaneous Nerve of the Arm nervus cutaneus brachii posterior Upper Arm The posterior cutaneous nerve of the arm is a branch of the radial nerve given off… Nerve Radial Nerve nervus radialis Upper Arm The largest brachial plexus branch (C5–T1), winding the humeral spiral groove before dividing into superficial sensory… Nerve Radial Nerve at Deep Branch Takeoff nervus radialis ad originem rami profundi Upper Arm The radial nerve divides into superficial (sensory) and deep (motor — posterior interosseous nerve) branches at… Nerve Radial Nerve at the Arm — Spiral Groove nervus radialis (sulcus nervi radialis) Upper Arm The radial nerve is vulnerable in the spiral groove of the humerus where it is directly… Nerve Radial Nerve to Triceps (General Branch) ramus muscularis n. radialis ad tricipitem (communis) Upper Arm The radial nerve gives multiple branches to the three heads of triceps, with the long and… Nerve Superior Lateral Cutaneous Nerve of the Arm nervus cutaneus brachii lateralis superior Upper Arm The superior lateral cutaneous nerve of the arm is the terminal sensory branch of the axillary…