Lumbar, Sacral, Coccygeal Spine and Sacroiliac Joints Flashcards

1
Q

L1-4 are

A

typical

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2
Q

L5 is _____ and takes on shape of ______

A

atpyical
sacrum

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3
Q

Lumbar spinius processes are

A

broad and horizontal

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4
Q
  • Transverse processes are
A

long and horizontal

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5
Q

Mamillary and accessory processes serve as attachment sites for

A

multifidus and intertransverse muscles

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6
Q

Lumbar Lordosis healthy adult in standing

A

40-50

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7
Q

Lumbar Flexion/Extension

A

45-55
15-25

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8
Q

Lumbar Axial Rotation
Lateral flexion

A

5-7
20 deg

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9
Q

Superior Facets face _____ and are ______

A

medially, posteriorly, and are concave

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10
Q

Inferior facets face _____ and are ______

A

laterally, anteriorly, and are convex

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11
Q

Mobility is greatest in

A

sagittal plane

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12
Q

Mobility limited in

A

rotation
lateral flexion

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13
Q

More rotation & lateral flexion in _______ decreases in _________

A

upper L spine
Lower L spine

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14
Q

almost no lateral flexion at

A

L5

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15
Q

Rotation and lateral flexion coupled

A

contralaterally

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16
Q

What structres limit flexion

A

Facet joint capsules

Interspinous ligament

Supraspinous ligament

Posterior Longitudinal Ligament

Ligamentum Flavum

17
Q

Flexion End Feel

A

Firm (tissue stretch)

18
Q

What structures limit Lumbar Extension

A

anterior longitudinal ligament

19
Q

Extension End Feel

20
Q

In extension, ______ and _______ are stretched

A

hip flexors, ligaments

21
Q

What structures limit lateral flexion

A

intertransverse ligament

22
Q

Lateral flexion end feel

A

firm, tissue stretch

23
Q

In lateral flexion, Ipsilateral facet joint capsule can

A

be tight which limits motion

24
Q

Lateral flexion, ipsilateral facets _______ and contralateral facets ______

A

approximate
distract

25
Q

What structures limit rotation

A

facet joint capsules

interspinous ligament

intertrasnverse ligament

26
Q

Rotation end feel

27
Q

In rotation, Ipsilateral facets ______ and contralateral facets ________

A

distract, approximate

28
Q

inferior articular process facets
Flexion slides

A

anteriorly and superiorly

29
Q

inferior articular process facets
Extension slides

A

posteriorly and inferiorly

30
Q

inferior articular process facets
lateral flexion Ipsilateral ________ and contralateral __________

A

inferior sliding (approximation), superior sliding (separation)

31
Q

inferior articular process facets
Rotation: ipsilateral ___________, contralateral __________

A

separation (distraction) of facets, approximation (compression) of facets

32
Q

if youre hypomobile on right facet and flex the spine you will

A

laterally flex to the right (ipsilateral)

33
Q

If youre Hypermobile on right facet and you flex the spine you will

A

laterally flex to the left (contralateral)

34
Q

Hyper/Hypomobility can cause

A

pain and aberrant motions

35
Q

Lumbopelvic Rhythm
Hip joints and lumbar spine provide the

A

central flexion and extension pivot point for the human body as a whole

36
Q

Lumbopelvic Rhythm
Kinematic relationship during sagittal plane movements of the body is known as

A

lumbopelvic rhythm

37
Q

Lumbopelvic Rhythm
Requires 50% of total _______ and 90% of total ______

A

Hip flexion
lumbar spine flexion