VERTEBRAL COLUMN/SPINAL COLUMN - General organization of a vertebra Flashcards
What are the three basic osseous parts of a vertebra?
the vertebral body, vertebral arch, and the apophyseal regions
What is the general shape of the vertebral body at each region of the spine?
cervical - rectangular; thoracic - triangular; lumbar - reniform
What is the name given to the compact bone at the superior and inferior surfaces of the vertebral body?
superior epiphyseal rim, inferior epiphyseal rim
What is the name given to the cartilage found at the superior and inferior surface of a developing vertebral body?
superior epiphyseal plate, inferior epiphyseal plate
What large opening is usually observed at the back of the vertebral body?
the basivertebral venous foramen
What is the semicircular region of bone attached to the back of the vertebral body called?
vertebral arch
What is the name given to the anterior part of the vertebral arch?
the pedicle
What is the name given to the intermediate part of the vertebral arch where the transverse process and articular processes attach?
the lamina-pedicle junction
What is the name of the feature located at the upper and lower surfaces of the pedicle?
the superior vertebral notch or superior vertebral incisure;
the inferior vertebral notch or inferior vertebrl incisure
What is the generic orientation of the pedicle at each region of the spine?
cervical - poserolateral
thoracic - posterior, slight lateral
lumbar - posterior
All lamina are oriented in what direction>?
posterior and median
What is the name given to the overlap of laminae seen on Xray?
shingling
What ligament will attach to the lamina?
the ligamentum flavum
What is the name given to abnormal bone at the attachment site of the ligamentum flavum?
para-articular process
What classification of bone will para-articular processes represent?
accessory bone
