Home › Body Atlas › Nerves

Body Atlas, Nerve Reference

Nerves

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

102 nerves

102 nerves

Nerve Long Thoracic Nerve nervus thoracicus longus Chest The long thoracic nerve has no cutaneous sensory territory and supplies only the serratus anterior, but… Nerve Mandibular Nerve nervus mandibularis (CN V3) Head & Skull The mandibular division of the trigeminal nerve is the largest and most complex, being the only… Nerve Maxillary Nerve nervus maxillaris (CN V2) Head & Skull The maxillary division of the trigeminal nerve supplies sensation to the midface from the lower eyelid… Nerve Medial Pectoral Nerve nervus pectoralis medialis Chest The medial pectoral nerve, despite its name, supplies both pectoral muscles by first passing through or… Nerve Medial Plantar Nerve nervus plantaris medialis Foot & Ankle The medial plantar nerve is the larger of the two plantar nerves, analogous to the median… Nerve Medial Plantar Nerve (Full) nervus plantaris medialis Foot & Ankle The medial plantar nerve is the larger plantar nerve, supplying the medial plantar muscles and the… Nerve Median Nerve nervus medianus Forearm Descending the anterior arm through pronator teres and the carpal tunnel to supply thenar muscles and… Nerve Mental Nerve nervus mentalis Head & Skull The mental nerve is the terminal sensory branch of the inferior alveolar nerve, exiting through the… 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 Serratus Anterior nervus thoracicus longus Chest The long thoracic nerve (nerve to serratus anterior) has an exceptionally long and superficial course on… Nerve Obturator Nerve nervus obturatorius Thigh The obturator nerve emerges from the medial border of the psoas, crosses the pelvic brim, and… Nerve Obturator Nerve (Full) nervus obturatorius Thigh The obturator nerve supplies the adductor compartment and the medial thigh, and importantly gives an articular… Nerve Oculomotor Nerve nervus oculomotorius (CN III) Head & Skull The oculomotor nerve controls four of the six extra-ocular muscles, the levator palpebrae superioris, and the… Nerve Oculomotor Nerve (CN III) — Full nervus oculomotorius Head & Skull CN III is the primary ocular motor nerve, supplying four of the six extraocular muscles plus… Nerve Olfactory Nerve (CN I) nervus olfactorius Head & Skull CN I is unique among cranial nerves — it is a direct extension of the brain… Nerve Ophthalmic Nerve nervus ophthalmicus (CN V1) Head & Skull The ophthalmic division of the trigeminal nerve is the smallest of the three divisions, providing purely… Nerve Optic Nerve (CN II) nervus opticus Head & Skull CN II is not a true peripheral nerve but a white matter tract of the brain… Nerve Palmar Cutaneous Branch (Median) ramus cutaneus palmaris nervi mediani Hand & Wrist The palmar cutaneous branch of the median nerve divides from the main median nerve in the… Nerve Phrenic Nerve nervus phrenicus Neck The phrenic nerve is the sole motor supply to the diaphragm, making it the most vital… Nerve Posterior Cutaneous Nerve of the Thigh nervus cutaneus femoris posterior Thigh The posterior cutaneous nerve of the thigh is a large purely sensory nerve supplying the entire… Nerve Posterior Interosseous Nerve nervus interosseus posterior Forearm The posterior interosseous nerve is the deep, predominantly motor branch of the radial nerve after it… Nerve Posterior Interosseous Nerve (Full) nervus interosseus posterior Forearm The posterior interosseous nerve (PIN) is the motor branch of the radial nerve that enters the… Nerve Pudendal Nerve nervus pudendus Pelvis & Hip The pudendal nerve is the primary nerve of the perineum, supplying the external sphincters, perineal muscles,…