Atypical Thoracic T12 Flashcards Preview

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Flashcards in Atypical Thoracic T12 Deck (18):
1

What joint classifications are identified at there vertebral body of T12?

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

2

How many joints are typically formed at the vertebral body of T12?

typically eight (ten if the costocentral stellate/radiate ligaments are included)

3

Which muscle(s) is attached to the vertebral body of T12?

posts major and minor

4

What does the lateral tubercle of T12 represent?

the transverse process

5

What does the superior tubercle of T12 represent?

the mammillary process of lumbar vertebrae

6

What does the inferior tubercle of T12 represent?

the accessory process of the lumbar vertebrae

7

What ligaments form the costotransverse joint of the twelfth rib?

the superior costotrasverse ligament from the T11 and the lumbocostal ligament from L1

8

Which costotransverse ligaments lack an attachment to T12?

capsular costotransverse, superior costotransverse, inferior costotransverse and lateral costotransverse ligaments

9

What muscles attach to the transverse process region of T12?

the longissimus thoracic, semispinlais thoraces, multifid, rotator longus, rotator braves and intertransversarii

10

Which segment is the last to demonstrate a elevator costaum braves attachment?

T11

11

Which segment is the last to demonstrate a elevator costarum longus attachment?

T10

12

What is the orientation of the superior articular facets of T12?

they face backward, upward, and lateral (BUL)

13

What is the orientation of the inferior articular facets of T12?

they face forward, downward, and lateral (FoLD)

14

How many synovial joints are typically present at T12?

six

15

How many synovial joint surfaces for ribs are typically present of T12?

two

16

Which rib related facet(s) is absent of T12?

the inferior costal demo-facets and transverse costal facets

17

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

18

Which erector spinal muscle is unique in its attachment to the T12 spinous process?

iliocostalis lumborum