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Step

length between IC of EACH foot

Stride

1 GC (gait cycle)

Gait Cycle (GC)

length between ICs of ONE foot

2 phases of gait

stance & swing

Stance Phase

period during which the foot is on the ground

Stance phase begins with

initial contact (IC)

Stance phase is ____% of the GC

60%

Swing Phase

period during which the foot is in the air for limb advancement

Swing phase begins when

the foot is lifted from the floor (toe off)

Swing phase is ____% of the GC

40%

each double limb stance is ____% of the GC while the single limb support is ____%

10%; 40%

average speed of walking

90y/min (94-men, 84 women)

As gait velocity increases

stance & swing times are shortened

What is eliminated when running?

double stance time

The 8 phases of gait allow the limb to accomplish these 3 goals

1. weight acceptance (WA)
2. single limb support (SLS)
3. limb advancement (LA)

WA has how many phases?
What are they?

2; initial contact (IC) & loading response (LR)

IC is ____% of the gait cycle

0-2%

When does IC begin?

the moment the foot touches the floor - heel strike

LR is ____% of the gait cycle

0-10%

When does IC begin?

with initial floor contact and continues until
the other foot is lifted for swing.

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