lumbar spine

Introduction

5 lumbar vertebrae, L1-L5.

Distinctive features:

• massive bodies
• sturdy laminae
• absence of costal facets

More general terms

• anatomic structure

More specific terms

• accessory process of lumbar vertebra; accessory tubercle
• mamillary process of lumbar vertebra; mamillary tubercle; metapophysis

Additional terms

• degenerative disease of lumbar spine
• nerve root

Component of

• vertebral column