Gait Flashcards

1
Q

How the body connects to the floor is part of which phase?

A
  • Stance Phase
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2
Q

Initial Contact and Loading Response are considered?

A
  • 2 most important

- building block for foundation

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3
Q

Gait is a controlled?

A
  • Fall
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4
Q

Feet should be ________ apart during normal gait?

A

2-4 Inches

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5
Q

Ground Reaction Force

A
  • is defined as the net vertical and shear or horizontal forces acting between the foot and the supporting surface.
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6
Q

Stance Phase “RLA”

A
  • Initial Contact
  • Loading Response
  • Midswing
  • Terminal Stance
  • Preswing
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7
Q

Initial Contact Degrees and Percent

A

0%

  • Ankle: 0 Deg
  • Knee: 0-5 Deg
  • Hip: 20 Deg Flex
  • Pelvis: 5 Deg FWD Rot
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8
Q

Loading Response Degrees and Percent

A

0-12%

  • Ankle: 5 Deg PF
  • Knee: 15 Deg Flex
  • Hip: 20 Deg Flex
  • Pelvis: 5 Deg FWD Rot
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9
Q

Midstance Degrees and Percent

A

12%-31%

  • Ankle: 0-5 Deg DF
  • Knee: 0-5 Deg Flex
  • Hip: 0 Deg
  • Pelvis: 0 Deg
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10
Q

Terminal Stance Degrees and Percent

A

31%-50%

  • Ankle: 10 Deg DF
  • Knee: 5 Deg Flex
  • Hip: 20 Deg Ext
  • Pelvis: 5 Deg BKWD Rot
  • Toes: 30 Deg MTP Ext
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11
Q

Preswing Degrees and Percent

A

50%-62%

  • Ankle: 15 Deg PF
  • Knee: 40 Deg Flex
  • Hip: 10 Deg Ext
  • Pelvis: 5 Deg BKWD Rot
  • Toes: 60 Deg MTP Ext
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12
Q

MM’s of Initial Contact

A
  • Hamstring (Eccentric)
  • Quadriceps (Eccentric)
  • Pretibial (Eccentric)
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13
Q

MM’s of Loading Response

A
  • Quadriceps (Eccentric) MAIN MM

- Pretibial (Eccentric)

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14
Q

MM’s of Midstance

A
  • Gluteus Medius (Eccentric)

- Calf mm’s (Eccentric)

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15
Q

MM’s of Terminal Stance

A
  • Gluteus Medius (Eccentric)

- Calf mm’s (Concentric) MAIN MM

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16
Q

MM’s of Preswing

A
  • Iliopsoas (Concentric)
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17
Q

MM’s of Initial Swing

A
  • Iliopsoas (Concentric)
  • Hamstring (Concentric)
  • Pretibial (Concentric)
18
Q

Initial Swing Degrees and Percent

A

62%-75%

  • Ankle: 5 Deg PF
  • Knee: 60 Deg Flex
  • Hip: 15 Deg Flex
  • Pelvis: 5 Deg BKWD Rot
19
Q

Midswing Degrees and Percent

A

75%-87%

  • Ankle: 0Deg
  • Knee: 25 Deg Flex
  • Hip: 25 Flex
  • Pelvis: 0 Deg
20
Q

Terminal Swing Degrees and Percent

A

87%-100%

  • Ankle: 0 Deg
  • Knee: 0-5 Deg Flex
  • Hip: 20 Deg Flex
  • Pelvis: 5 Deg FWD Rot
21
Q

MM’s of Midswing

A
  • Pretibials (Concentric)
22
Q

Mm’s of Terminal Swing

A
  • Hamstrings (Eccentric)

- Pretibials (Concentric)

23
Q

What is normal walking speed?

A

1.2-1.4 Meters per sec

24
Q

How many meters per/sec does a individual need to cross the street safely?

A

.8 meters per/sec

25
Objection for Initial Contact?
- Position to begin weight acceptance
26
Objection for Loading Response?
- Shock Absorption - Forward progression - Weight bearing stability
27
Objective for Midstance?
- Continue forward projection, trunk and limb stability
28
Objective for Terminal Stance?
- Forward projection
29
Objective for Preswing?
- Prepare limb for swing
30
Ankle Pronation occurs when?
- Loading Response
31
Ankle Pronation is stable/unstable?
- Unstable
32
Ankle Supination occurs when?
- Terminal Stance
33
Initial Contact GRF
- Lined up through the hip, knee and ankle
34
Loading Response GRF
Behind the knee
35
Midstance GRF
- Front of ankle
36
Terminal Stance GRF
- Slight anterior knee | - Anterior ankle
37
Preswing GRF
- Behind the knee | - Front of ankle
38
Heel Rocker occurs when?
- Initial Contact through Loading Response | - Ankle stays in Flex as body rolls over
39
Ankle Rocker occurs when?
- End of Loading Response through Midstance | - Talocrual Joint
40
Forefoot Rocker occurs when?
- Terminal Stance through Preswing | - MTP Joint