Vertebrae Review

Bony Anatomy

100

Portion of the spine that resists compressive loads, also a block of trabecular bone covered by a layer of cortical bone

Body

200

Vertical plate that constitutes the central portion of the arch posterior to pedicles

Lamina

300

an opening bordered by the posterior vertebral body and the neutral arch, a passage for the spinal cord

vertebral foramen

400

portion that serves as a muscle attachment and provides a mechanical lever, it may also serve as a bony block to motion

Spinous process

Bony Anatomy

100

the portion of the spine that connects the vertebral body to the posterior element

pedicle

200

lateral projections of bone that originate from the laminae

transverse processes

300

site for muscular attachments and provides a mechanical lever

transverse processes

400

Part that transmits the forces from articular, transverse and spinous processes to the pedicles

lamina

Discs

100

the nucleus pulposus is made up of 80% ____

water

200

the fibrous outer ring

Annulus fibrosus

300

This portion is strongly attached to the annulus fibrosis, and in an MVA will stay with the disc, not the vertebrae

vertebral endplate

400

The nucleus pulposus has primarily type ___ collagen, while the annulus fibrosus has type ___ collagen

type 2 collagen and type 1 collagen