KINE 3465 Quiz: Thoracic Vertebra - Labels and Description

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Progressive increase in size from superior to inferior. Atlas (c1 vertebra) and coccygeal vertebrae do not have bodies. Paired plates that form dorsal wall of vertebral canal. Laminectomy commonly refers to removal of posterior arch of vertebral canal. Connects vertebral body to lamina on each side. Unpaired posterior midline projection from vertebral arch. Spinous process present on all vertebrae except atlas (c1 vertebra) and coccygeal vertebrae. Paired process at junction of pedicle and lamina. Thoracic articular facets on articular processes facilitate flexion, extension, and lateral flexion of thoracic vertebral column. Each rib articulates with vertebral column at superior and inferior articular costal facets on adjoining thoracic vertebrae. Provides articulation between tubercle of ribs 1-10 and transverse process of corresponding thoracic vertebra. Provides attachment for intrinsic back muscles and ligaments. Large foramen formed by vertebral arch and posterior aspect of vertebral body. Vertebral arch formed by paired pedicles and laminae.

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