Flashcards in Atypical Thoracic T12 Deck (18):
What joint classifications are identified at there vertebral body of T12?
fibrous (amphiarthrosis) syndesmosis, cartilaginous (amphiarthrosis) symphysis, and synovial plane (diarthrosis arthrodia)
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?
posts 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 lumbar vertebrae
What does the inferior tubercle of T12 represent?
the accessory process of the lumbar vertebrae
What ligaments form the costotransverse joint of the twelfth rib?
the superior costotrasverse ligament from the T11 and the lumbocostal ligament from L1
Which costotransverse ligaments lack an attachment to T12?
capsular costotransverse, superior costotransverse, inferior costotransverse and lateral costotransverse ligaments
What muscles attach to the transverse process region of T12?
the longissimus thoracic, semispinlais thoraces, multifid, rotator longus, rotator braves and intertransversarii
Which segment is the last to demonstrate a elevator costaum braves attachment?
Which segment is the last to demonstrate a elevator 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 present of T12?
Which rib related facet(s) is absent of T12?
the inferior costal demo-facets and transverse costal facets
What muscles attach to the spinous process of T12?
the trapezius, latissimus dorsi, serratus posterior inferior, iliocostalis lumborum, spinals thoraces, multifidis, rotator longus, rotator braves and interspinalis