Anatomy of Spinal Cord and Nerve Roots: Key Structures and Nerve Branches

grey commissure

ventral horn

Dorsal Horn

dorsal rootlets

Ventral root

Dorsal root

dorsal root ganglion

Spinal nerve

Central canal

dorsal ramus

ventral ramus

posterior median sulcus

Anterior median fissure

Lateral horn

lateral column

dorsal column

Ventral column

Axillary

Thoracodorsal

median

Musculocutaneous

Ulnar

Median

Ulnar

Ulnar

Musculocutaneous

Axillary

Axillary

Ulnar

Median

Ulnar

Median

Superficial branch of radial nerve

Radial nerve

Posterior interosseous

Deep branch of radial nerve

Femoral

superficial fibular

Deep fibular

Sciatic

Mnemonic to remember cranial nerves 

Only One Of The Two Athletes Felt Very Good Victorious And Healthy

Olfactory (CN I)

Optic (CN II)

Oculomotor (CN III)

Trochlear (CN IV)

Trigeminal (CN V)

Abducens (CN VI)

Facial (CN VII)

Vestibulocochlear (CN VIII)

Glossopharyngeal (CN IX)

Vagus (CN X)

Spinal Accessory (CN XI)

Hypoglossal (CN XII)