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The Intervertebral Disc






1At what age range is disc degeneration thought to begin?
A)20-25 years old
B)25-30 years old
C)30-35 years old
D)35-40 years old



2The posterior-lateral area of the AF tends to weaken first.
A)TRUE
B)FALSE



3When the nuclear material remains attached to the disc but escapes the AF and/or the posterior longitudinal ligament to bulge externally into the intervertebral, it is termed a protrusion or herniation?
A)TRUE
B)FALSE



4The sinuvertebral nerve supplies a portion of the IVD.
A)TRUE
B)FALSE



5Of the three spinal regions, cervical, thoracic and lumbar, the cervical region has the least number of IVD herniations?
A)TRUE
B)FALSE







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