18 Questions
What is the main function of the spinous processes in the vertebral arch?
To serve as attachment sites for muscles and ligaments
What is the main difference between the cervical vertebrae and the typical vertebra?
The bifid spinous process
What is the function of the transverse processes in the thoracic vertebrae?
To articulate with the ribs
What is the location of the articular facets on the superior and inferior articular processes?
Posteriorly on the superior facet and anteriorly on the inferior facet
Which cervical vertebra has a spinous process that is longer than that of C2-C6 and may not bifurcate?
C7
What is the purpose of the pars interarticularis?
To connect the laminae and pedicles
What is the total number of vertebrae in the vertebral column?
33
What is the primary function of the vertebral body?
Bearing weight
What is the term for the smooth C-shaped curvature of the spine in the fetus?
Primary curvature
What is the result of secondary extension in the vertebral column?
Lordosis
What is the function of the fibrocartilaginous intervertebral disc?
Separating adjacent vertebral bodies
What is the collective term for the openings formed by the vertebral arch and body?
Vertebral foramen
What is the purpose of the foramen transversarium in each transverse process?
To protect the vertebral arteries and accompanying veins
Which cervical vertebrae have uncinate processes?
C3-C7
What is the function of the superior articular facet on the atlas?
Articulation with the occipital condyles
What is the unique feature of the atlas (C1) vertebra?
It has no body and no spinous process
Which of the following is NOT a function of the vertebral arteries?
Regulating blood pressure
What is the term for the joint between the atlas and the axis?
Atlantoaxial joint
Learn about the bony prominences on the vertebral arches, including spinous and transverse processes, and their functions as attachment sites for muscles and ligaments. Understand the structure and location of these processes in the vertebral column.
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