The vertebral column develops in this germal layer.
What is mesoderm?
100
This type of vertebra have a rectangular body, bifid spinous processes, and transverse formina in the transverse processes.
What is cervical?
100
This structure extends from the sacrum to the basal part of the occiput and prevents hyperextension of the spine.
What is anterior longitudinal ligament?
100
The IVD is thinnest in this region.
What is thoracic?
200
This embryological structure guides the development of the vertebral column and spinal cord.
What is notochord?
200
This type of vertebra have heart shaped bodies, sloping spinous processes, costal facets on the body and each transverse process.
What is thoracic?
200
This structure continues as the nuchal ligament upwards and beyond C2.
What is supraspinous ligament?
200
The posterior longitudinal ligament continues upward and beyond C2 as this structure.
What is tectorial membrane?
200
This is the number of IVDs in the spine.
What is 23?
300
This embryologic structure gives rise to the nucleus pulposus of the intervertebral disc.
What is notochord?
300
This type of vertebra have kidney shaped bodies, quadrangular spinous processes, and mammillary and accessory processes.
What is lumbar?
300
This structure extends between the laminae of adjacent vertebrae.
What is ligamentum flavum?
300
This structure originates form the posterior and lateral aspects of the dens and inserts into the medial aspect of the condyle of the occiput, limiting axial rotation.
What is alar ligament?
300
This structure innervates the annulus fibrosus posteriorly
What is recurrent meningeal (sinuvertebral) nerve?
400
These structures are formed from somites around the notochord, and go on to develop primary and secondary ossification centers to develop vertebral structures.
What are sclerotomes?
400
This is another name for C2/axis.
What is epistropheus?
400
This structure arises from the apex of the dens and inserts into the anterior aspect of the foramen magnum.
What is apical ligament?
400
This structure has two parts, transverse and longitudinal, together they limit lateral translation of atlanto-axial joint.
What is cruciate ligament?
400
This compound fills the nucleus pulposus, and allows the disc to attract water.
What is proteoglycan?
500
This type of muscle is developed from epimeres.
What is extensor muscles?
500
This characteristic of C7 (vertebra prominens) makes it an atypical cervical vertebra.
What is long, non-bifid spinous process?
500
The transverse ligament attaches to these small medial tubercles on the lateral masses of the atlas.
What are colliculus atlantis?
500
This is another name for alar ligament.
What is check ligament?
500
This type of collagen fiber is located on the inner part of the IVD.