The majority of intervertebral disk herniations occur between vertebral levels (cervical, C; thoracic, T; lumbar, L; sacral, S):
A) C1 to C3.
B) T1 to T4.
C) T12 to L3.
D) L4 to S1.

Question

Quizplus · Accepted Answer

The majority of intervertebral disk herniations occur between vertebral levels L4 and S1, which is the lower lumbar spine and sacral region. This is because this area bears the most weight and undergoes the most movement and stress.

The Majority of Intervertebral Disk Herniations Occur Between Vertebral Levels