Sternum and Ribs Misc.
Do not have connection to sternum, (pairs 11 & 12)
What are floating ribs?
Short; bifid; projects directly posteriorly
What is the cervical spinous process?
Lateral flexion of the head and vertebral column
What is unilateral action?
Facets directed superoposteriorly
What is the cervical superior articulating process?
The spinal region with the greatest range of movement
What is the cervical region?
Superior most bone landmark of the sternum
Contain foramina
What is the cervical transverse process?
Extend head and vertebral column head and vertebral column
What is bilateral action?
Facets directed anteriorly
What is the thoracic inferior articulating process?
Flexion and extension; some lateral flexion; rotation prevented
What is the movement of the lumbar vertebrae?
Attach directly to sternum via their own costal cartilage
What are true ribs?
What is the thoracic spinous process?
Lateral to medial order of the deep back muscles
What is iliocostalis, longissimus, spinalis?
Facets directed inferoanteriorly
What is the cervical inferior articulating process?
Rotation; lateral flexion possible, but limited; flexion and extension prevented
What is the movement of the thoracic vertebrae?
The three sections of the sternum
What is the manubrium, body, and diploid process?
Bear facets for ribs
What is the thoracic transverse process?
Innervation of the deep back muscles
What is the dorsal rami of spinal nn.?
Facets directed anterolaterally or laterally
What is the lumbar inferior articulating process?
Spinal region with limited flexion due to ribs
What is the thoracic region?
Have costal cartilage attached to the costal cartilage of the rib just superior to it
What are false ribs?
Short; blunt; projects directly posteriorly
What is the lumbar spinous process?
Occurs as a result of the unilateral contraction of the erector spinae muscles on the right side of the body
What is lateral flexion of the head to the right?
Facets directed posteriorly
What is the thoracic superior articulating process?
Flexion and extension; lateral flexion; rotation
What is the movement of the cervical vertebrae?