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Movement Science 2 > Running Lecture > Flashcards

Running Lecture Flashcards

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1
Q

What is the #1 cause of injury

A

previous history of injury

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2
Q

Do we care more about symmetry or efficiency for each individual

A

effeciency

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3
Q

What are the task related determinants for running

A
  1. shock absorption
  2. adequate pelvic/trunk alignment and stability
  3. adequate limb alignment and stability
  4. adequate foot alignment and stability
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4
Q

What are the phases for running

A

right heel strike
midstance
toe off
double limb unsupported
left heel strike
mid stance
double limb unsupported
right heel strike

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5
Q

stance phase is what percent of running cycle

A

40%

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6
Q

swing phase is what percent of running cycle

A

30%

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7
Q

float is what percent of running cycle

A

15% x2

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8
Q

Where is the joint

A

kinematics

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9
Q

what forces are the body under

A

kinetics

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10
Q

Does the big toe matter?

A

yes we need about 30 degrees of extension for running form

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11
Q

Impact peak is what and how much magnitude

A

1.5 times body weight immediate compression at 5% of running cycle

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12
Q

When does impact peak increase

A

with downhill running

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13
Q

Can impact peak change and what are we focused on for the graph

A

yes it can change we are worried about the slope (Rate) of the ground force reaction

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14
Q

what is active peak and its magnitude and does it change much

A

2.5 times body weight and doesn’t change much

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15
Q

When you are running and your foot first hits the ground what is the anterior to posterior GFR

A

breaking impulse posterior

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16
Q

When you start to go into swing phase where is the anterior to posterior GFR

A

anterior propulsive impuse

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17
Q

medial to lateral GFR is the most ______

A

variable

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18
Q

What does internal torque mean?

A

result of the muscles generated forces responding to gravity

19
Q

What is the area under a power curve

A

mechanical work

20
Q

What is positive work

A

concentric

21
Q

What is negative work

A

eccentric

22
Q

What is the path of center of pressure

A

runners strike from posterior lateral to anterior medial

23
Q

When you are analyzing running gait what should you start with

A

side view

24
Q

What 7 can you observe from side view

A

foot strike pattern
tibial angle
knee flexion during stance
hip extension late stance
trunk lean
overstride
vertical displacement

25
Q

what are the different types of foot strike

A
  1. forefoot
  2. rearfoot
  3. midfoot
26
Q

most runners use what time of foot strike? does it change with barefoot runners

A

mostly rearfoot
change to forefoot when running barefoot

27
Q

The closer the foot is to the body the _____ the foot inclination angle

A

smaller

28
Q

Depending on how long the stride is you can have 3 different ______ angles

A

tibial angles
extended vertical flexed

29
Q

We absorb _____ forces when the knee is bent during stance

A

more

30
Q

why might someone have decreased hip extension in late stance

A
  1. decreased hip flexibility
  2. decreased lumbar extension
  3. decreased hip rom
  4. decreased movement coordination
31
Q

If an individual has an upright posture during running they most likely have increased ________ joint stress

A

patellofemoral

32
Q

If an individual has increased vertical displacement they will have ______ GFR

A

increased stress

33
Q

When do you want peak hip flexion

A

during midswing

34
Q

From the posterior view you can evaluate

A
  1. step width
  2. heel eversion
  3. foot progression angle
  4. heel whip
  5. knee window
  6. pelvic drop
35
Q

which is more common medial or lateral heel whip

A

medial

36
Q

knee window can tell you about

A

knee valgus/ varus

37
Q

Pelvic drip can tell you about

A

hip abductions strength

38
Q

Arms are in response of what

A

the LE is doing

39
Q

Patellofemoral pain syndrome is common with

A

overstride
upright trunk

40
Q

ITB syndrome is common with

A

narrow stance

41
Q

Medial tibial stress syndrome is common with

A

high vertical force
overstride

42
Q

Is the prescription of shoe type evidence based?

A

no

43
Q

What should we worry about when it comes to shoe prescriptions

A

comfort
promote the preferred movement path

44
Q

During toe off do we supinate or pronate

A

supinate

Movement Science 2 (10 decks)

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