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spinal columnclick to hear

The vertebral column is made up of different kinds of articulated bones (vertebrae) supporting the skeleton and protecting the spinal cord.
spinal column atlas axis cervical vertebra (7) thoracic vertebra (12) lumbar vertebra (5) sacrum coccyx intervertebral foramen intervertebral disk vertebral body transverse process

atlas click to hear

First cervical vertebra supporting the head and supported by the axis.

axis click to hear

Second cervical vertebra supporting the atlas; it allows the head to rotate.

cervical vertebra (7) click to hear

Bony part of the neck forming the upper terminal part of the spinal column.

thoracic vertebra (12) click to hear

Bony part supporting the ribs located between the cervical and lumbar vertebrae.

lumbar vertebra (5) click to hear

Bony part larger than the other vertebrae located between the dorsal vertebrae and the sacrum; it supports a major portion of the body’s weight.

sacrum click to hear

Bone made up of five fused vertebrae located between the lumbar and coccyx vertebrae.

coccyx click to hear

Bone made up of four to six fused vertebrae in the lower terminal part of the spinal column, and articulating with the sacrum.

intervertebral foramen click to hear

Orifice located between two contiguous vertebrae on each side of the column allowing nerves to pass through.

intervertebral disk click to hear

Flat rounded cartilaginous structure separating two vertebrae; its elasticity allows the vertebral column to move.

vertebral body click to hear

Anterior bony cylinder of a vertebra surrounded by two transverse processes.

transverse process click to hear

Bony protuberance extending laterally from each side of the vertebra; the muscles are attached to it.