posterior (dorsal) horn of spinal cord

Introduction

The dorsal gray column of the spinal cord, extending from the cervical to lumbar-sacral level.

The nuclei of the posterior horn are:

• marginal nucleus
• substantia gelatinosa
• nucleus proprius
• substantia visceralis secondaria
• internal basilar nucleus
• medial cervical nucleus*
• posterior nucleus of lateral funiculus
• lateral cervical nucleus*

* cervical spinal cord only

More general terms

• spinal cord structure

Component of

• spinal cord (spinal marrow)

Components

• substantia gelatinosa