Vertebrae Column & Thorax Flashcards
What plan is the articulation process of the cervical in?
Transverse plane
What plane is the articulation process of the thoracic in?
Frontal Plane
What plane is the articulation process of the lunar in?
Sagittal plane
What sits in the intervertebral foramina?
Spinal nerves
What movement does the atlanto occipital joint allow ?
Nodding head yes
What makes up the atlanto occipital joint?
Occipital condyle & superior facet
What structure occupies the anterior compartment of the atlas ?
Dens
What structure occupies the posterior compartment of the atlas ?
Spinal cord
What passes through the transverse foramina of the atlas ?
Vertebral artery
What movement does the atlanto axial joint allow ?
Shaking the head “no”
How many vertebrae are in the cervical region ?
7
How many vertebrae are in the thoracic region?
12
How many vertebrae are in the lumbar region?
5
What’s identifies the cervical region ?
Transverse foramen, bi-fold spinous process and the articulate process is horizontal
What is the identifying criteria of the thoracic region ?
Costal facet joints, superior facets face posteriorly
What is the identifying criteria of the lumbar region ?
Square spinous process and superior facets face internally
What sits in the lumbar / sacral vertebral canal ?
Spinal nerves
In what region of the vertebral column are the intervertebral discs the thickest ? Why?
Lumbar because they bare the most weight
What does the superior articulate facet of the atlas articulate with?
Occipital condyles of the skull
What does the dens / odontoid process articulate with ?
Transverse Atlantal Ligament
What is the structural classification of the joints between adjacent vertebral bodies ?
Cartilaginous
How many synovial joints are there between two adjacent vertebrae ?
2
What does the posterior longitudinal ligament restrict ?
Trunk flexion
How many false ribs are there ?
6
How many floating ribs are there ?
4
What type of cartilage makes up costal cartilage ?
Hyaline
What is the structural classification of the Costo-transverse joint ?
Synovial
What is the functional classification of the Costco-transverse joint ?
Diarthrosis
Which diameter does the pump-handle mechanism increase ?
Increases anteriorly/ posteriorly
What diameter does the bucket handle mechanism increase ?
Increases laterally
What diameter does the diaphragm increase in ?
Superiorly and inferiorly
What’s the facet orientation of the cervical region ?
Transverse plane
What is the facet orientation of the thoracic region ?
Frontal plane
What is the facet orientation of the lumbar region ?
Sagittal plane
What is the main movements of the cervical region ?
Rotation
What is the main movements of the thoracic region ?
Side flexion
What is the main movements of the lumbar region ?
Flexion & Extension
