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Gait Analysis > Hip > Flashcards

Hip Flashcards

1
Q

What does the 20 Flexion achieve in initial contact at the hip?

A

Ensures heel contact

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2
Q

What is the arc of motion at the hip during loading response?

A

Maintain 20 Flexion

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3
Q

What does maintaining 20 Flexion at the hip during loading response accomplish?

A

Weight bearing stability

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4
Q

What is the arc of motion at the hip during mid-stance?

A

20 Flexion - 0

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5
Q

What does the 20 degrees of hip extension during mid-stance accomplish?

A

Progression of COM over BOS

single limb stability

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6
Q

What is the arc of motion at the hip during terminal stance?

A

0 - 20 extension

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7
Q

What does the 20 degrees of hip extension in terminal stance accomplish?

A

Progression of COM beyond BOS

Allows normal step/stride length

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8
Q

What is the arc of motion at the Ho during pre-swing?

A

20 extension - 0

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9
Q

What does the 20 degrees of hip Flexion at pre-swing accomplish?

A

Limb advancement initiation

Passive knee extension

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10
Q

What is the arc of motion at the hip during initial swing?

A

0 - 10 Flexion

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11
Q

What does the 10 degrees of hip Flexion accomplish in initial swing?

A

Limb advancement

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12
Q

What is the arc of motion at the hip in mid-swing?

A

10 - 20 Flexion

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13
Q

What does the 10 degrees of hip Flexion in mid-swing accomplish?

A

Continued limb advancement.

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14
Q

What is the arc of motion at the hip in terminal swing?

A

Maintain 20 Flexion

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15
Q

What does maintaining 20 degrees of hip Flexion in terminal swing accomplish?

A

Completing limb advancement

Ensures normal step/stride length

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16
Q

What is the frontal plane motion at the hip in initial contact?

A

Neutral

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17
Q

What is the frontal plane motion of the hip during loading response - midstance?

A

Neutral to 3-5 Adduction

18
Q

What is the frontal plane motion of the hip during terminal stance?

A

Neutral

19
Q

What is the objecting of frontal plane motion at the hip?

A

Relatively level pelvis assists in maintaining weight bearing stability (hip abductors)

20
Q

What is the transverse plane motion at the hip in loading response - midstance?

A

Hip internal rotation

21
Q

What is the transverse plane motion at the hip during midstance - terminal stance?

A

Hip external rotation to neutral

22
Q

What is the moment at the hip during loading response?

A

Flexion moment

23
Q

What is the muscle action at the hip during loading response?

A

Hip extensors (isometric)

24
Q

What is the moment at the hip during early midstance?

A

Reducing hip Flexion moment

25
Q

What is the muscle action at the hip during early midstance?

A

Hip extensors (concentric)

26
Q

What is the moment and muscle action at the hip during late midstance?

A

Neutral moment

No muscle action

27
Q

What is the moment at the hip during terminal stance?

A

Hip extension moment

28
Q

What is she muscle action at the hip during terminal stance?

A

Resisted passively by anterior hip capsule

29
Q

What is the moment at the hip during pre-swing?

A

Reducing hip extension moment

30
Q

What is the muscle action at the hip during pre-swing?

A

Concentric hip flexors

31
Q

What is the moment at the hip during initial swing?

A

Hip extension moment

32
Q

What is the muscle action at the hip during initial swing?

A

Hip flexors (concentric)

33
Q

What is the moment at the hip during mid-swing?

A

Hip extension moment

34
Q

What is the muscle action at the hip during mid swing?

A

Hip flexors (concentric)

35
Q

What is the moment at the hip during terminal swing?

A

Hip extension moment

36
Q

What is the muscle action of the hip during terminal swing?

A

Gluteus maximus isometric
adductor Magnus isometric
hamstrings eccentric

37
Q

What is the frontal plane moment on the hip during loading response to terminal stance?

A

Hip adduction moment

38
Q

What muscles resist the hip adduction moment during loading response to terminal stance?

A

Gluteus medius and gluteus maximus and tensor fascia latae

39
Q

What is the moment at the hip during loading response to terminal stance in the transverse plane?

A

Internal rotation moment

40
Q

What muscles resists the hip internal rotation moment during loading response to terminal stance?

A

Gluteus maximus and piriformis and deep hip rotators

41
Q

What is the arc of motion at the hip in initial contact?

A

20 Flexion

Gait Analysis (6 decks)

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