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Spinal > Atypical Thoracic: T12 > Flashcards

Atypical Thoracic: T12 Flashcards

1
Q

What joint classifications are IDed at the vertebral body of T12?

A

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

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2
Q

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

A

2

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3
Q

How many symphysis joints are formed with the vertebral Boyd of T12?

A

2

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4
Q

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

A

Typicall 8 (10 if the costocentral stellate/radiate ligaments are included)

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5
Q

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

A

Psoas major and minor

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6
Q

What does the lateral tubercle of T12 represent>

A

The transverse process

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7
Q

What does the superior tubercle of T12 represent?

A

The mammillary process of the lumbar vertebrae

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8
Q

What dos the inferior tubercle of T12 represent?

A

The accessory process of lumbar vertebrae

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9
Q

What ligaments for the costotransverse joint of the 12th rib?

A

The superior costotransverse ligament from T11 and the lumbosacral ligament from L1

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10
Q

Which costotransverse ligament9s0 lack an attachment to T12?

A

Capsular costotransverse, superior, inferior and lateral costotransverse ligaments

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11
Q

What muscles attach to the transverse the process region of T12?

A

The longissimus thoracis, semispinalis thoracis, multifidis, rotators and intertransversarii

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12
Q

Which segment is the last to demonstrate a levator costarum brevis attachment?

A

T11

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13
Q

Which segment is the last to demonstrate a levator costarum Longus attachment?

A

T10

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14
Q

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

A

They face backward, upward, and lateral (BUL)

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15
Q

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

A

They face forward, downward and lateral (FoLD)

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16
Q

How many synovial joints are typically present at T12?

A

6

17
Q

How many synovial joint surfaces for ribs are typically presen on T12?

A

2

18
Q

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

A

The inferior costal Demi-facets and transverse costal facets

19
Q

What is the generic appearance of the spinous process of T12?

A

Lumbar-like, similar in length to T11

20
Q

What muscles attach to the spinous process of T12?

A

The traps, latissimus dorsi, Serratus posterior inferior, Iliocostalis lumborum, spinalis thoracis, multifidis, rotators and interspinalis

21
Q

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

A

Iliocostalis lumborum

22
Q

Which of the transversospinalis muscle groups is absent at the T12 spinous process?

A

Semispinalis

Spinal (47 decks)

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