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Flashcards in Conditions of Lumbar Spine Deck (38)
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1

vertical height of lumbar vert. is less than their horizontal diameter

T

2

joins the arch of the vert. to the posterolateral body

pedicle

3

there are ___ facet joints in the lumbar spine

10 (5pairs)

4

superior and inferior articular processes and capsule are considered what kind of joints

diarthrodial

5

face joints carry about ___ % of axial load, but may reach ___ with degeneration of disc

25%
70%

6

face joints provide ___% of the torsional and shear strength

40%

7

degeneration of the IVD

spondylosis

8

defect in the pars interarticularis or the arch of the vertebra

spondylolysis

9

a forward displacement of one vertebra over another

spondylolisthesis

10

what are the main ligaments of the lumbar spine

1. anterior and posterior longitudinal ligaments
2. ligamentum flavum
3. superspinous and interspinous ligaments
4. intertransverse ligaments

11

connects L5 to the posterior ilium preventing anterior displacement of L5

iliolumbar ligament

12

IVD make up ___% of the total length of the vertebral column

25%

13

which is the weaker structure, anterior longitudinal ligament or posterior longitudinal ligament

poster longitudinal ligament

14

the lateral aspects of the disc are innervated peripherally by the branches of the

anterior rami and gray rami communicants

15

pain sensitive structures around the IVD are the

1. ALL
2. PLL
3. vertebral body, nerve root
4. cartilage of face joint

16

disc bulges posteriorly without rupture of the annulus fibrosus is called

protrusion of the disc

17

outermost fibers of the annulus fibrosus contain the nucleus is called

disc prolapse

18

annulus fibrosus is perforated, and the disc material moves into the epidural space

disc extrusion

19

formation of discal fragments from the annulus fibrosus and nucleus pulposus outside the disc proper

sequestered disc

20

top 3 actions that cause an increase in disc pressure

1. lifting 20kg with back bent knees straight 169%
2. bending forward 150%
3. lifting 20kg with back straight and knees bent 73%

21

lying flat increases back pain is a red flag

T

22

what are the three exams done to examine a lower cross patient

hip extension exam, hip abduction exam, trunk curl up exam

23

dysfunction at the level of the posterior facet joints of the spine

lumbar facet syndrome

24

these signs are of those with this syndrome: repetitive extensions, postural hyperextension, movements with arms overhead

lumbar face syndrome

25

alleviating factors for facet syndrome

walking, lying with knees bent, medication, sitting, rest, lateral bending towards healthy side

26

face syndrome orthopedic exams

positive kemps, positive hyperextension test, negative SLR

27

lumbar strain improves within __ weeks, normal functions return in ___ weeks

2
4-6

28

innervation of the piriformis

S1-S2

29

someone with piriformis syndrome will report positive with which tests

SLR, bonnet's test

30

what percent of people from 30-55yo have DDD

30%