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49 Cards in this Set

  • Front
  • Back
what is the axis of respiration?
Superior transverse axis

as you exhale the base moves forward
what is the postural axis?
middle transverse (S2)
what is the hip base axis
inferior transverse S3
describe forward rotation for the right and left oblique axises
Right rotation on right oblique axis
Left rotation on left oblique axis


remember to use the palm of your hand as the ref point (if you are right oblique axis, and you want to move to the right, you turn your thumb in and your palm goes right)
describebackward rotation for the right and left oblique axises
Right rotation on Left oblique axis
Left rotation on right oblique axis
diagnosis of sacral somatic dysfunction is based on evaluation of three components:
Asymmetry of paired sacral landmarks

Asymmetry of range of motion of sacroiliac joint as evidenced by:
Seated flexion test and/or ASIS compression test
Backward bending test/Lumbosacral springing test

Tissue texture changes
In deep fascia and ligaments over SI joints
Within the sacrotuberous ligaments
Gluteal and peroneal muscles
describe sacral torsion
when the lumbar spine and sacrum rotate in opposite directions (check this)
when you do a flexion test, what is the positive side?
the side that stops moving superior last
what does seated flexion test tell you? (example: positive R seated flexion test)
tells you the axis of rotation and side of restriction

Positive R seated flexion test ---> if rotation occurs it will be on left oblique axis

Also tells you that the Right SI joint is restricted
if L5 is sidebent to one side, a sacral oblique axis is typically on what side?
SAME SIDE
if L5 is rotated to one side, the sacrum is rotated to what side?
OPPOSITE
what does a positive lumbar spring test show?
Resistance to springing --> sacral extensions (ie LUE) or backward rotation on oblique axis (ie L on R)
what does a negative lumbar spring test show
Ease of Springing --> sacral flexions (ie LUF) or forward rotation/torsion (R on R)
what does a positive backward bending test show
increased sacral base asymmetry --> sacral extensions (ie LUE) or backward rotation on oblique axis (ie R on L)
what does a negative backward bending test show
decreased sacral base asymmetry--> sacral flexions (ie LUF) or forward rotation or torsion (ie L on L)
you see increased sacral base asymmetry with what?
sacral extensions or backward torsions
you see decreased sacral base asymmetry with what
sacral flexions or forward torsions
motion testing summary:
what does seated flexion test show

ASIS compression test

Lumbar Sidebending

Lumbar rotation

Pos/Neg spring Tests
Seated flexion test positive on Right:
What does this tell you?
Right SI joint is restricted and/or that
the Left Sacral oblique Axis is engaged
Right base anterior and Left ILA posterior
What does this tell you?
Oblique axis engaged (can you get answer here?)
Negative spring test:
What does this tell you?
L/S junction can flex, ie forward
rotation
L5 rotated right:
What does this tell you?
Sacral rotation left on oblique
axis
What is your diagnosis?
Left on Left Sacral Torsion
Seated flexion test positive on left:
What does this tell you?
Left SI joint is restricted and/or
Right sacral axis
Negative backward bending test (findings become less asymmetrical):
What does this tell you?
L/S can flex (ie forward torsion)
L5 rotated Left:
What does this tell you?
Sacral rotation right on oblique axis
Seated flexion test positive on Right.
Right sacral margin restricted and/or Left sacral axis engaged
Right base posterior and Left ILA anterior.
Oblique axis is engaged
Positive spring test
What does that tell you?
L/S junction is extended (can’t flex)--> ie backward torsion

(when you push on the sacrum it doesn't budge)
L5 rotated left:
What does that tell you?
sacral rotation right on
oblique axis
what is the parasympathetic innervation of the prostate, genitalia, descending colon, sigmoid, and rectum?
S2-S4
During inhalation, how does the sacrum move (consider the base, and flex/extension)
SACRAL BASE POSTERIOR aka sacral extension

(Cranial FLEXION)
During exhalation, how does the sacrum move (consider the base, and flex/extension)
SACRAL BASE ANTERIOR aka sacral flexion

(Cranial EXTENSION)
when the cranium is in flexion, what is the sacrum doing?

how bout when the cranium is in extension?
Cranial Flexion-->:Sacral base extends/ counternutates/posterior

Cranial Extension-->sacral base flexes/nutates/ anterior
when the sacrum is rotating forward, how does it move about an oblique axis?
Right rotation on right oblique axis

Left rotation on left oblique axis
when the sacrum is rotating backwards, how does it move about an oblique axis?
Right rotation on Left oblique axis

Left rotation on right oblique axis
what type of rotation of the sacrum occurs during a right heel strike? what way does the lumbar spine bend?
Left rotation on left axis

Lumbar spine sidebends to the left
what type of rotation of the sacrum occurs during a left heel strike? what way does the lumbar spine bend?
Right rotation on right axis

Lumbar spine sidebends to the right
A positive seated flexion test typically indicates the sacral oblique axis is...
on the opposite side

i.e positive R seated flexion test--> if rotation occurs, it will be on LEFT oblique axis
in addition to giving you the rotational axis, what else does a seated flexion test show you?
which SI joint is restricted

Positive R seated flexion test
--> Right SI joint restricted
if L5 is sidebent to one side, a sacral oblique axis is typically engaged on what side?
the same side
if L5 is rotated, the sacrum rotates in what direction on an oblique axis?
opposite direction...this is torsion
this is non-physiological movement when the sacrum and the lumbar spine rotate the same direction....what is the term?
ROTATION on an oblique axis (not torsion)
what is a positive spring test?

What does this show you? 2
positive test: Resistance to springing

sacral extension or backward torsion

backward rotation on oblique axis (i.e. R on L)
what is a negative spring test?

What does this show you? 2
negative test: ease of springing

sacral flexion or forward torsion

Forward rotation on oblique axis (i.e. R on R)
what is a positive backward bending test?

What does it show you?
positive test: increased sacral base asymmetry

sacral extensions or backward torsions

backward rotation on oblique axis (i.e. R on L)
what is a negative backward bending test?

What does it show you?
negative test: decreased sacral base asymmetry

sacral flexions or forward torsion

Forward rotation on oblique axis (i.e. R on R)
when an oblique axis is not involved, what does a negative spring test indicate?
unilateral or bilateral sacral flexion

note:

A positive spring test would indicate unilateral or bilateral sacral extension
in a sacral torsion, how will your findings be for the sacral base and the ILA?
opposite (aka one will be anterior and the other posterior)