T11/Anticlinal vertebra Flashcards
What name is given to T11?
the anticlinal vertebra
What is the outline of the vertebral body of T11 on superior view?
kidney-shaped or reniform
How many joints are typically formed at the vertebral body of T11?
typically eight (twelve if the costocentral stellate/radiate ligaments are included)
Which ligament of the costocentral joint is absent for the eleventh rib?
the costocentral interarticular or intra-articular ligament
Which vertebra is the last segment to demonstrate a transverse costal facet?
T10
What ligaments form the costotransverse joint of T11?
the superior costotransverse, and slightly developed inferior costotransverse and lateral costotransverse ligaments
Which costotransverse ligament(s) are absent at T11?
capsular costotransverse ligament
What muscles attach to the transverse process of T11?
longissimus thoracis
semispinalis thoracis, multifidis, rotator longus and rotator brevis, intertransversarii and levator costarum brevis
Which segment will be the last to demonstrate an attachment for the levator costarum longus?
T10
What is the orientation of the superior articular facets of T11?
they face backward, upward and lateral (BUL)
What is the orientation of the inferior articular facets of T11?
they face forward, downward and medial (ForMed)
How many synovial joints are typically present at T11?
six
What muscles attach to the spinous process of T11?
trapezius, latissimus dorsi, serratus posterior inferior, iliocostalis lumborum, spinalis thoracis, multifidis, rotator longus, rotator brevis, and interspinalis
At which segments of the thoracic spine will the spinalis muscle not attach?
T9, T10
Which muscles of the five layers of the true back are present at the spinous process of T11?
the trapezius, latissimus dorsi, serratus posterior inferior, iliocostalis lumborum, spinalis thoracis, multifidis, rotator longus, rotator brevis
