07 Spinal Cord

Spine

• spinous process bony back

• nucleus pulposus: front, remnant of notocord

• spinal cord: middle

Levels

Cross Section

Terminology

Spinal Cord

• posterior horn, anterior horn, and lateral horn containing cell bodies

Tracts

Spinothalamic

DCML

Corticospinal

Tests

• poor proprioception: use eyes to maintain balance. Take that away = fall