Anatomy Vertebral Column And Spinal Cord Jz

Front 1

Number of presacral vertebrae that make up the movable portion of the vertebral column.

Back 1

24

Front 2

____ Sacral vertebrae are ____ to form the sacrum

Back 2

5, fused

Front 3

The coccyx consists of how many fused vertebrae?

Back 3

4

Front 4

Primary curvatures in the thoracic and sacral regions of the vertebral column develop when?

Back 4

embryonic period.

Front 5

Secondary curvatures of the vertebral column develop when? What curvatures does this include?

Back 5

After birth due to holding the head erect and when learning to walk (weight bearing), Cervical and Lumbar

Front 6

Exaggerated lumbar curvature usually observed transiently in pregnancy.

Back 6

Lordosis "hollow back"

Front 7

Exaggerated thoracic curvature from spontaneous compression fracture of thoracic vertebrae or degeneration.

Back 7

Kyphosis "humpback"

Front 8

Lateral curvature of the vertebral column

Back 8

Scoliosis "curved back" may be uneven leg length, muscular/ligament weakness (myopathic), improper vertebral development (hemivertebrae)

Front 9

Synovial joint between the superior articular process of one vertebra and the inferior articular process of the vertebra directly above it.

Back 9

zygapophysial joint

Front 10

The body of the vertebrae is located where?

Back 10

anteriorly

Front 11

The vertebral arch of the vertebrae is located where?

Back 11

posteriorly

Front 12

What processes exist on the vertebral arch?

Back 12

Spinous, Paired Transverse, Superior and Inferior Articular

Front 13

Thoracic vertebrae are characterized by the presence of ____ on their bodies and on their transverse processes which mark sites of articulation with the heads and tubercles of ribs respectively

Back 13

Facets

Front 14

Contains fibrogelatinous gel and occupies the center of the intervertebral disc.

Back 14

Nucleus pulposus

Front 15

Rings of concentric lamellae form the _____ of the intervertebral disc.

Back 15

Annulus Fibrosus

Front 16

Chronic intermittent pain of the leg/lower back is usually caused by a herniated disc compressing L5 or S1 contributions to the sciatic nerve is known as?

Back 16

sciatica