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Spinal Exam 2 > Thoracic or Dorsal Region > Flashcards

Thoracic or Dorsal Region Flashcards

1
Q

which thoracic segments are considered the typical thoracics?

A

t2-t8 segments

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2
Q

which thoracic segments are considered the atypical thoracics?

A

t1,t9-t12

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3
Q

what features will allow discrimination between t2-t4 and t5-t8 segmental groups?

A

the vertebral body, transverse process, articular process, and spinous process

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4
Q

what is the outline of the vertebral body of a typical thoracic from a superior view?

A

traingular

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5
Q

what is the name given to the left side appearance of the vertebral body of t5-t8?

A

the aortic impression

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6
Q

what part of the vertebral body is most influenced by the aorta at t5-t8?

A

the left side superior and inferior epiphyseal rims

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7
Q

what is the height pattern of the typical thoracic vertebral body?

A

the posterior height is greater than the anterior height by one to two millimeters

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8
Q

what is the principle cause of the posterior curve of the typical thoracic spine?

A

the vertebral body height differences

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9
Q

in terms of the anterior-posterior curves of the vertebral column, what direction will the thoracic spine face?

A

posterior

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10
Q

what is another way of naming a posterior curve pattern?

A

a kyphotic curve

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11
Q

what joint classifications are identified at the vertebral body of the typical thoracic?

A

fibrous (amphiarthrosis) syndesmosis, cartilaginous (ampiarthrosis) sympysis, and synovial plane (diarthrosis arthrodial)

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12
Q

how many synovial joints are formed at the body of a typical thoracic?

A

four

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13
Q

how many symphysis joints are formed with the vertebral body of a typical thoracic?

A

two

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14
Q

how many joints are formed at the vertebral body of a typical thoracic?

A

typically ten (fourteen if the costocentral stellate/radiate ligaments are included?

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15
Q

which of the demi-facets on the vertebral body of a typical thoracic is larger?

A

the superior costal demi-facet

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16
Q

what feature will provide assistance in maintaining the stability of the intervertebral foramen in the typical thoracics?

A

the costocentral joint or ribs

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17
Q

what is the rib-vertebral body combination at the intervertebral foramen for the ____ nerve? lets us the t6 nerve

A

theINFERIOR costal demi-facet of t6 will joint with the SUPERIOR articular surface of the head of the seventh rib
the SUPERIOR costal demi-facet of t7 will joint with the INFERIOR articular surface of the head of the seventh rib

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18
Q

what ligaments support the costocentral joint?

A

the costocentral stellate/radiate ligament and the costocentral interarticualr or intra-articular ligament

19
Q

what does costocentral-intraarticular or interarticular ligament connect to?

A

the interarticular or intra-articular crest of the head of the rib and the intervertebral disc

20
Q

what is the size relationship between the articulating surface of the head of the rib and the costal demi-facet surface?

A

the rib surface is greater than the costal demi-facet surface

21
Q

which muscle is attached to the VERTEBRAL BODY of t2 or t3

A

the longus colli

22
Q

what is the angulation of the pedicle in the typical thoracic region?

A

ten to fifteen degrees posterolateral to the sagittal plane

23
Q

which xray view is used to see into the intervertebral foramen of a typical thoracic?

A

the lateral view

24
Q

what is overlap of the LAMINA called in the typical thoracic region?

A

shingling

25
Q

what is the outline of the VERTEBRAL FORAMEN in the typical thoracic region?

A

oval to circular

26
Q

in which plane will the size of the vertebral foramen of a typical thoracic be greatest?

A

the transverse plane, the vertebral transverse diameter

27
Q

what ligaments support the costotransverse joint of a typical thoracic?

A

the superior costotransverse, inferior costotransverse, the lateral costotransverse ligaments

28
Q

the superior costotransverse ligament of the transverse process of t4 will attach to rib what?

A

rib five

29
Q

the inferior costotransverse ligament of the transverse process of t5 will attach to rib what?

A

rib 5

30
Q

the lateral costotransverse ligament of the transverse process of t5 will attach to rib what?

A

rib 5

31
Q

which muscles may attach to the TRANSVERSE PROCESS of a typical thoracic?

A

longissimus thoracis, longissimus cervicis, longissimus capitis, semispinalis thoracis, semispinalis cervicis, semispinalis capitis, multifidis, rotator longus, rotator brevis, intertransversarii, levator costarum longus and levator costarum brevis

32
Q

how do the transverse diameters of the articular processes compare in the t2-t4 regions?

A

the superior articular process transverse diameter is greater than the inferior articular process transverse diameter for a given segment

33
Q

what is the orientation of the superior articular facet of a typical thoracic?

A

face backward upward and alteral BUL

34
Q

what is the orientation of the inferior articular facet of a typical thoracic?

A

forward downward and medial ForMeD

35
Q

how many SYNOVIAL joints are present at a typical thoracic?

A

ten

36
Q

how many synovial joint surfaces for ribs are present on the typical thoracic?

A

six

37
Q

identify the synovial joint surfaces for the ribs that are present on the typical thoracic?

A

2 superior costal demi-facets, two inferior costal demi-facets, and 2 transverse costal facets

38
Q

what name is given to the region between the superior and inferior articular processes in the typical thoracics?

A

the pars interarticularis

39
Q

what is the orientation of the spinous process of a typical thoracic?

A

they slant backward and downward

40
Q

imbrication will be more pronounced for what region of the thoracics?

A

t5-t8

41
Q

which thoracic has the longest spinous process?

A

t8

42
Q

which muscles may attach to the spinous of a TYPICAL thoracic?

A

trazius, latissimus dorsi, rhomboid major, serratus posterior superior, splenius cervicis, splenius capitis, spinalis thoracis, spinalis cervicis, spinalis capitis, semispinalis thoracis, multifidis, rotator longus, rotator brevis and interspinalis

43
Q

which muscles attaching to the spinous process of a typical thoracic are not included in any muscle layer of the TRUE BACK?

A

splenius cervicis, splenius capitis and interspinalis

44
Q

what joint classifications are present at every typical thoracic vertebra?

A

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

Spinal Exam 2 (7 decks)

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