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ECOS II Midterm > Innominates > Flashcards

Innominates Flashcards

1
Q

what are the positions of the ASIS, PSIS, and the ischial tuberosity when the innominate rotates anteriorly?

A

the ASIS is inferior, the PSIS is superior and the ischial tuberosity is superior

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2
Q

what are the positions of the ASIS, PSIS, and the ischial tuberosity when the innominate rotates posteriorly?

A

ASIS is superior, PSIS is inferior, ischial tuberosity is inferior

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3
Q

what happens to the right innominate when the right leg heel strike (swings forward)?

A

right innominate rotates posteriorly

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4
Q

what happens to the right innominate when the right foot toe off aka weight is loaded into the right foot?

A

the right innominate rotates anteriorly

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5
Q

what is an innominate shear?

A

the entire innominate is moved superior or inferior

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6
Q

what is a pubic shear?

A

only the pubic tubercle moves superior or inferior

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7
Q

what muscles are associated with an innominate shear?

A

the quadratus lumborum and the erector spinae muscles

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8
Q

what muscles are associated with a pubic shear?

A

adductor contraction

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9
Q

what is flaring of the innominates?

A

the innominate can either tip in (inflare) or out (outflare)

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10
Q

how do you measure a flare?

A

you look to see if the ASIS is more medial or lateral compared to the contralateral side

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11
Q

what happens to the sacrum base during sacral flexion?

A

the sacrum base tips anteriorly

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12
Q

what happens to the inferior lateral angles during sacral flexing?

A

the inferior lateral angles tip posteriorly

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13
Q

what axis is the flexion/extension of the sacrum around?

A

the transverse axis

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14
Q

what are the two lateralization tests?

A

ASIS compression test and the standing flexion test

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15
Q

how do you determine if there is a dysfunctional side on a standing flexion lateralization test?

A

the PSIS will move more superiorly on the dysfunctional side

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16
Q

What are the findings of a right anterior rotated innominate?

A 
iliac crest: even
ASIS: inferior
PSIS: superior 
Pubic tubercles: Even
Medial Malleoli: inferior
17
Q

What are the findings of a right posterior rotated innominate?

A 
iliac crest: even
ASIS: superior 
PSIS: inferior 
pubic tubercles: even
Medial Malleoli: superior
18
Q

what are the findings of a right superior innominate shear?

A

everything on the right is superior

19
Q

what are the findings of a right inferior innominate shear?

A

everything on the right is inferior

20
Q

what are the findings of a right innominate inflare?

A

the ASIS is more medial on the right

21
Q

what are the findings of a left innominate outflare?

A

the ASIS is more lateral on the left

22
Q

what are the findings of a right superior pubic shear?

A

the pubic tubercle is more superior

23
Q

what are the findings of a right inferior pubic shear?

A

the pubic tubercle is more inferior

ECOS II Midterm (19 decks)

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