Atypical thoracic T12 Flashcards
How many synovial joints are formed at the vertebral body of T12
two
How many symphysis joints are formed with the vertebral body of T12
two
How many joints are typically formed at the vertebral body of T12
Typically eight (ten if the costocentral stellate/radiate ligaments are included)
Which muscle(s) is attached to the vertebral body of T12
Psoas Major
Psoas minor
What does the lateral tubercle of T12 represent
the transverse process
what does the superior tubercle ot T12 represent
The mammillary process of lumbar vertebrae
What does the inferior tubercle of T12 represent
the accessory process of lumber vertebrae
Which is the smallest of the tubercles at the transverse process region of T12
the inferior tubercle
What joint surface of the typical thoracic transverse process is absent on T12
The transverse costal facet
What ligaments form the costotransverse joint of the twelfth rib
The superior costotransverse ligament from T11 and the lumbocostal ligament from L1
Which costotransverse ligaments are attached at T12
None; The capsular, superior, inferior and lateral costotransverse ligaments lack an attachment on T12
What muscles attach to the transverse process region of T12
Longissimus thoracis semispinalis thoracis multifidis rotator longus rotator brevis intertransversarii
Which segment is the last to demonstrate a levator costarum brevis attachment
T11
Which segment is the last to demonstrate a levator costarum longus attachment
T10
What is the orientation of the superior articular facets of T12
They face Backward, upward and lateral (BUL)
