T12 Flashcards
What is another way of naming a posterior curve pattern?
a kyphotic curve
What joint classifications are identified 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?
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 and psoas 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 lumbar vertebrae
What ligaments form the costotransverse joint of the twelfth rib?
the superior costotransverse ligament from T11 and the lumbocostal ligament from L1
Which costotransverse ligament(s) are attached at T12?
none; the capsular, superior, inferior, and lateral costotransverse ligaments lack an attachment to T12
Which costotransverse ligament(s) 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 thoracis, semispinalis thoracis, multifidis, rotator longus, rotator brevis and intertransversarii
Which rib-associated muscle is absent at the transverse process region T12?
levator costarum
Which segment is the last to demonstrate a levator costarum brevis attachment?
T11
