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PT Science > Exam 1: Bringing it all Together > Flashcards

Exam 1: Bringing it all Together Flashcards

(75 cards)

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1
Q

What are the synergy of actions that take place during the stance phases

A
  1. Dissipates the abrupt forces of loading
  2. Preserves stability
  3. Maintains forward progression
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2
Q

What does the coupling of events ensure during the swing phase

A
  1. Foot clearance

2. Maximizes progression

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3
Q

What are three functional tasks for the limbs during gait

A
  1. weight acceptance
  2. single limb support
  3. swing limb advancement
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4
Q

What phases are included in weight acceptance

A

initial contact and loading response

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5
Q

What are the accomplishments of weight acceptance

A

forward progression, shock absorption, stability

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6
Q

What phases are included in single limb support

A

Mid stance and terminal stance

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7
Q

What are the accomplishments of single limb support

A

stability and forward progression

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8
Q

What phases are included in swing limb advancement

A

Pre-swing, initial swing, mid swing, terminal swing

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9
Q

What is the position of the ankle during initial contact

A

neutral

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10
Q

What is the position of the knee during initial contact

A

0-5 degrees

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11
Q

What is the position of the hip during initial contact

A

20 degrees flexion

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12
Q

What is the position of the pelvis during initial contact

A

5 degrees forward rotation

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13
Q

What critical events occur during initial contact

A

heel first contact

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14
Q

What muscle activity occurs during initial contact

A

Pretibials (TA, EDL, EHL)

quadriceps, hip extensors (Hamstrings, glute max, adductor magnust)

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15
Q

Are pretibials dorsiflexors or plantarflexors

A

dorsiflexors

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16
Q

Where does the most shock absorption occur at

A

the knee

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17
Q

Is the subtalar joint involved during initial contact

A

no

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18
Q

What is the position of the ankle during loading response

A

5 degrees plantar flexion

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19
Q

is the subtalar joint involved during loading response?

A

yes at 5 degrees eversion

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20
Q

What is the significance of the foot being in an eversion position

A

it is unlocked

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21
Q

what is the position of he knee during loading response

A

20 degrees flexion

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22
Q

What is the position of the hip/thigh during loading response

A

20 degrees flexion

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23
Q

What is the position of the pelvis during loading response

A

5 degrees of forward rotation, 4 degrees contralateral drop

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24
Q

What critical events occur during loading response

A

Heel rocker progression, controlled ankle plantar flexion, controlled knee flexion, hip stability

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25
What muscle activity occurs during loading response
Pretibials, quadriceps, hip extensors, hip abductors
26
What is the position of the ankle during mid stance
5 degrees dorsiflexion
27
What is the position of the knee during mid stance
0-5 degrees flexion
28
What is the position of the hip during mid stance
extension to neutral
29
What is position of the pelvis during mid stance
moves to neutral, contralateral drop continues
30
What critical events occur during mid stance
Controlled ankle DF, knee extension, hip stabilization in the frontal plane
31
What muscle activity occurs during mid stance
gastroc/soleus, quadriceps only at first, hip abductors
32
Is the subtalar joint involved during mid stance
no
33
Is the subtalar joint involved in terminal stance
yes, it is inverted and locked
34
What is position of the ankle during terminal stance
10 degrees DF with heel off
35
What is the position of the knee in terminal stance
0-5 degrees
36
What is position of the hip during terminal stance
extension to apparent 20 degrees
37
What is the position of the pelvis during terminal stance
5 degrees backward rotation
38
What critical events occur during terminal stance
controlled ankle DF with heel rise (forefoot rocker), trailing limb posture, and free forward fall of the body
39
what muscle activity occurs during terminal stance
gastroc/soleus
40
is the subtalar joint involved in pre-swing
yes, its in neutral
41
what is the position of the ankle during pre-swing
15 degrees plantar flexion
42
what is the position of the knee during pre-swing
40 degrees flexion
43
What is the position of the hip during pre-swing
10 degrees apparent extension
44
What is the position of the pelvis during pre-swing
5 degrees backward rotation, 4 degrees ipsilateral drop
45
What are the critical events that occur during pre-swin
Knee flexion to 40 degrees | toe rocker/ankle plantarflexion
46
what muscle activity occurs during pre-swing
Hip adductors and gastroc/soleus
47
Is the sub talar joint involved in the initial swing phase
no
48
what is the position of the ankle during initial swing
5 degrees PF
49
what is the position of the knee during initial swing
60 degrees flexion
50
what is the position of the hip during initial swing
15 degrees flexion
51
what is the position of the pelvis during initial swing
5 degrees backward rotation, ipsilateral drop
52
what are the critical events that occur during initial swing
Hip flexion to 15 degrees and knee flexion to 60 degrees
53
What muscle activity occurs during initial swing
pretibials, knee flexors (SH biceps femoris), and Hip flexors (gracillis, sartorius, and iliacus)
54
Is the subtalar joint involved during mid swing
no
55
what is the position of the ankle during mid swing
0 degrees
56
what is the position of the knee during mid swing
25 degrees of flexion
57
what is the position of the hip during mid swing
25 degrees of flexion
58
what is the position of the pelvis during mid swing
rotates forward to neutral
59
what are the critical events that occur during mid swing
further hip flex and ankle dorsiflexion
60
what muscle activity occurs during mid swing
further hip flexion, hip flexors initially, and hamstrings later
61
is the subtalar joint involved in terminal swing
no
62
What is the position of the ankle in terminal swing
0
63
what is the position of the knee in terminal swing
5 degrees of flexion but appears straight
64
what is position of the hip during terminal swing
20 degrees of flexion
65
what is position of the pelvis during terminal swing
5 degrees forward rotation
66
what are the critical events that occur during terminal swing
hip deceleration, hip flexion to 20, knee deceleration, knee extension, and ankle DF
67
what muscle activity occurs during terminal swing
pretibials, quadriceps, hamstrings, and glutes
68
List all of the events that occur during initial stance
check chart
69
List all of the events that occur during loading response
check chart
70
List all of the events that occur during mid stance
check chart
71
List all of the events that occur during terminal stance
check chart
72
List all of the events that occur during pre-swing
check chart
73
List all of the events that occur during initial swing
check chart
74
List all of the events that occur during mid swing
check chart
75
List all of events that occur during terminal swing
check chart

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