Nerve reference, root levels, course, motor and sensory distribution, entrapment sites, and neuropathies.
342 nerves
12 nerves starting with O Clear × · alternate versions listed on each card
NerveObturator Cutaneous Branchramus cutaneus nervi obturatoriiThighThe cutaneous branch of the obturator nerve arises from the anterior division, passing between adductor longus…
NerveObturator Nervenervus obturatoriusThighThe obturator nerve emerges from the medial border of the psoas, crosses the pelvic brim, and…Also:
Full overview
NerveObturator Nerve Articular Branchramus articularis nervi obturatoriiPelvis & HipThe obturator nerve articular branch is the most distal branch of the obturator nerve, arising within…
NerveOculomotor Nervenervus oculomotorius (CN III)Head & SkullThe oculomotor nerve controls four of the six extra-ocular muscles, the levator palpebrae superioris, and the…
NerveOculomotor Nerve (CN III): Fullnervus oculomotoriusHead & SkullCN III is the primary ocular motor nerve, supplying four of the six extraocular muscles plus…
NerveOesophageal Plexusplexus oesophagealisChestThe oesophageal plexus is formed around the thoracic oesophagus by the two vagal trunks as they…
NerveOlfactory Nerve (CN I)nervus olfactoriusHead & SkullCN I is unique among cranial nerves. It is a direct extension of the brain (the…
NerveOphthalmic Nervenervus ophthalmicus (CN V1)Head & SkullThe ophthalmic division of the trigeminal nerve is the smallest of the three divisions, providing purely…
NerveOphthalmic Nerve Overviewnervus ophthalmicus (V1)Head & SkullThe ophthalmic nerve (V1) is the smallest and most superior division of the trigeminal nerve, arising…
NerveOptic Nerve (CN II)nervus opticusHead & SkullCN II is not a true peripheral nerve but a white matter tract of the brain…
NerveOtic Ganglionganglion oticumHead & SkullThe otic ganglion is a parasympathetic ganglion located in the infratemporal fossa immediately below the foramen…
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