Thoracic Region-Atypical Thoracic T11/Anticlinal Vertebra Flashcards Preview

Spinal Anatomy Exam 2 > Thoracic Region-Atypical Thoracic T11/Anticlinal Vertebra > Flashcards

Flashcards in Thoracic Region-Atypical Thoracic T11/Anticlinal Vertebra Deck (17)
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1
Q

What name is given to T11?

A

the anticlinal vertebra

2
Q

What is the outline of the vertebral body of T11 on superior view?

A

kidney shaped or reniform

3
Q

How many joints are typically formed at the vertebral body of T11?

A

typically eight (twelve if the costotransverse stellate/radiate ligament are included)

4
Q

Which ligament of the costotransverse joint is absent for the eleventh rib?

A

the costocentral interarticular or intra-articular ligament

5
Q

Which vertebra is the last segemnt to demonstrate a tranverse costal facet?

A

T10

6
Q

Which ligaments form the costotransverse joint of T11?

A

the superior costotransverse, and slightly developed inferior costransverse and lateral costotransverse ligaments

7
Q

Which costotransverse ligament(s) are absent at T11?

A

capsular costotransverse ligament

8
Q

Which muscles attach to the transverse process at T11?

A

longissimus thoracis, spinalis thoracis, multifidus, rotator longus, rotator brevis, intertransversarii, and levator costarum brevis

9
Q

Which segment will be the last segment to demonstrate an attachment for the levator costarum longus?

A

T10

10
Q

How many synovial joints are typically present at T11?

A

six

11
Q

What muscles attach to the spinous process of T11?

A

trapezius, lattisimus dorsi, serratus posterior inferior, illiocostalis lumborum, spinalis thoracis, multifidus, rotator longus, rotator brevis, and interspinalis

12
Q

At which segments of the thoracic spine will the spinalis muscle not attach?

A

T9, T10

13
Q

Which muscles of the five layers of the true back are present at the spinous process of T11?

A

the trapezius, latissimus dorsi, serratus posterior inferior, illiocostalis lumborum, spinalis thoracis, multifius, rotator longus, rotator brevis

14
Q

What is the orientation of the superior articular facets of T11?

A

they face backward, upward, and lateral (BUL)

15
Q

What is the orientation of the inferior articular facets of T11?

A

they face forward, downward, and medial (ForMeD)

16
Q

Which muscle(s) attach to the T11 spinous process would be representative of layer four?

A

illicostalis lumborum, spinalis thoracis

17
Q

What joint classifications at present at T11?

A

fibrous (amphiarthrosis) syndesmosis, cartilaginous (amphiarthorsis) symphysis and synovial plane (diarthrosis arthrodia)