S: Conus Medullaris, cuda equina, filum terminale

F: Provides a two way pathway to and from the brain,

and is a major reflex center 

S: Where the spinal cord stops in a tapering cone shape structure

L: Typically between the L1 and L2 vetebral level

S: Collection of nerve roots at the inferior end of the vertebral (Spinal) canal

S: A fibrous extension of the conus medullaris

covered by pia matter

F: Anchors spinal cord in place 

L: Extends inferiorly from the conus medullaris to the posterior surface of the coccyx 

/ Spinal Cord /

Grey Matter, White Matter,

Dorsal Root, Dorsal Root Ganglion, Ventral Root,

Spinal Nerve,

Dorsal Ramus, Ventral Ramus

[image]

S: Myelinated axon

F: Connects grey matter areas of the brain together, and carries impulses between neurons 

L: Dorsal Root, Dorsal Root Ganglion, Ventral Root,

Central (Spinal) Canal

Anterior Median Fissure, Posterior Median Sulcus

S: Cell bodies, neuroglia (Supporting) cells,

unmyelinated axons, dendrites, and blood vessels

F: Route sensory (Afferent) or motor (Efferent)

stimulus to and from the CNS

 L: Dorsal (Posterior) Horn, Ventral (Anterior) Horn,

Lateral Horn

/ Spinal Cord / Dorsal (Posterior) Horn

S: Grey matter

F: contains association neurons,

receives sensory (Afferent) information

L: Spinal cord, posterior portion of grey matter

S: Grey matter

F: contains somatic motor (Efferent) neurons,

Receives motor (Efferent) information

L: Spinal cord, anterior portion of grey matter