Atypical Thoracic T12 Flashcards
What is another way to name a posterior curve
kyphotic
What joint classifications are present at the vertebral body of T11
fibrous (amphiarthrosis) syndesmosis
cartilaginous (amphiarthrosis) symphysis
synovial plane (diarthrosis arthrodia)
How many synovial joints are formed at the vertebral body of T12
2
How many symphysis joints are formed with the vertebral body of T12
2
How many joints are typically formed at the vertebral body of T12
typically 8 (ten if the cosotcentral stellate/radiate ligaments are included)
Which muscles attach 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 12th rib
the superior costotransverse ligament form T11 and the lumbosacral ligament form L1
Which costotransverse ligaments are attached at T12
none; the capsular, superior, inferior and lateral costotransverse ligaments lack an attachment to T12`
What muscles attach to the transverse process region of T12
longissimus thoracis, semispinalis thoracis, multifidis,
rotator longus, rotator brevis, intertransversarii
Which rib-associated muscle is absent at the transverse process region of T12
levator costarum
Which segment is the last to demonstrate an attachment for the levator costarum brevis
T10
What is the orientation of the superior articular facets of T12
BUL Backward upward and lateral
What is the orientation of the inferior articualr facets of T12
FoLD forward lateral and down
How many synovial joints are typically present at T12
6
identify the synovial joint surfaces typically present on T12
two superior costal facets
two superior articular facets
two inferior articular facets
What muscles attach to the spinous process of T12
trapezius, latissimus dorsi, serratus posterior inferior
iliocostalis lumborum, spinalis thoracis, multifidis,
rotator longus, rotator brevis, and interspinalis
Which erector spinae muscle is unique inits attachment to the T12 spinous process
iliocostalis lumborum
Which muscles attaching of the T12 spinous process are representative of layer three
serratus posterior inferior
What joint classifications are present at T12
fibrous (amphiarthrosis) syndesmosis
cartilaginous (amphiarthrosis) symphysis
synovial plane (diarthrosis arthrodia)
