Laboratory - Spinal Cord and Neurons

Laboratory - Spinal Cord and Neural Tissue

Gross Anatomy of the Spinal Cord

cervical enlargement

thoracic region

lumbar enlargement

sacral region

conus medullaris - end of spinal cord

filum terminale - continuation of pia mater toward coccyx

cauda equina - dorsal and ventral roots within spinal column

Nerve plexi

cervical plexus

phrenic nerve

brachial plexus

lumbar plexus

femoral nerve

sacral plexus

sciatic nerve

Spinal Meninges

dura mater

epidural space

subdural space

pia mater

denticulate ligaments

Spinal Cord - model of spinal cord and ganglia

Central Canal

Commissure

Ventral Horns

Ventral Root

Dorsal horns

Dorsal Root

Dorsal Root Ganglia

Anterior, Lateral, and Posterior Columns (nerve processes)

Spinal (Peripheral) nerves - slide of peripheral nerve

Epineurium

Perineurium

Endoneurium

Nerve process (axon or dendrite)

Spinal neurons – model of neuron

Multipolar neurons

cell body

nucleus

nucleolus

axons

dendrites

Schwann Cells

Myelin sheath