Flashcards in Atypical Thoracic: T12 Deck (22):
What joint classifications are IDed at the vertebral body of T12?
Fibrous (amphiarthrosis) syndesmosis, cartilaginous (amphiarthrosis) symphysis, and synovial plane (diarthrosis arthrodia)
How many synovial joints are formed at the vertebral body of T12?
How many symphysis joints are formed with the vertebral Boyd of T12?
How many joints are typically formed at the vertebral body of T12?
Typicall 8 (10 if the costocentral stellate/radiate ligaments are included)
Which muscle(s) is attached to the vertebral body of T12?
Psoas major and minor
What does the lateral tubercle of T12 represent>
The transverse process
What does the superior tubercle of T12 represent?
The mammillary process of the lumbar vertebrae
What dos the inferior tubercle of T12 represent?
The accessory process of lumbar vertebrae
What ligaments for the costotransverse joint of the 12th rib?
The superior costotransverse ligament from T11 and the lumbosacral ligament from L1
Which costotransverse ligament9s0 lack an attachment to T12?
Capsular costotransverse, superior, inferior and lateral costotransverse ligaments
What muscles attach to the transverse the process region of T12?
The longissimus thoracis, semispinalis thoracis, multifidis, rotators and intertransversarii
Which segment is the last to demonstrate a levator costarum brevis attachment?
Which segment is the last to demonstrate a levator costarum Longus attachment?
What is the orientation of the superior articular facets of T12?
They face backward, upward, and lateral (BUL)
What is the orientation of the inferior articular facets of T12?
They face forward, downward and lateral (FoLD)
How many synovial joints are typically present at T12?
How many synovial joint surfaces for ribs are typically presen on T12?
Which rib related facet(s) is absent on T12?
The inferior costal Demi-facets and transverse costal facets
What is the generic appearance of the spinous process of T12?
Lumbar-like, similar in length to T11
What muscles attach to the spinous process of T12?
The traps, latissimus dorsi, Serratus posterior inferior, Iliocostalis lumborum, spinalis thoracis, multifidis, rotators and interspinalis
Which erector spinae muscle is unique in its attachment to the T12 spinous process?