Movement Analysis & Principles Flashcards

1
Q

two ways to assess function

A

movement, task

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2
Q

assess movement then blank then blank

A

components, motion segments

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3
Q

assess task then blank

A

factors ex) environment, psychological, emotional

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4
Q

assessment of movement that is the whole task

A

dynamic

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5
Q

assessment of movement that is parts of a task

A

static

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6
Q

analysis of movement describing movement

A

kinematic

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7
Q

analysis of movement for finding force required for a task

A

kinetic

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8
Q

four kinematic variables of movement

A

location (plane/joint), direction, magnitude, rate/duration

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9
Q

four types of motion/displacement

A

rotary, translatory (linear), gliding, curvilinear

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10
Q

movement around a fixed axis in a curved path

A

rotary (angular)

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11
Q

each point on the object moves through the same blank at the same time in rotary movement

A

angle

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12
Q

movement in a straight line

A

linear (translatory)

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13
Q

translatory movement… each point moves through the same blank at the same time in blank

A

distance, parallel

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14
Q

blank rotation often occurs during linear motion

A

concomitant

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15
Q

accessory motion/arthrokinematics and is another form of translation

A

gliding

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16
Q

when an object rotates about an axis and moves through space at the same time ex) thrown ball

A

curvilinear

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17
Q

movement about or around an axis

A

rotation

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18
Q

movement along an axis

A

translation

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19
Q

potential torque

A

moment

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20
Q

completely unconstrained segment

A

6 degrees of freedom

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21
Q

three linear motions

A

anterior-posterior, medial-lateral, superior-inferior

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22
Q

sagittal motion is about or around the blank axis

A

m-l

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23
Q

frontal plane occurs about or around the blank axis

A

a-p

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24
Q

transverse plane occurs about or around a blank axis

A

longitudinal (vertical)

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25
goniometer measures blank motion not blank
osteokinematic, arthrokinematic
26
sagittal plane direction of motion is blank
flexion/extension
27
frontal plane direction of motion is blank
abduction, adduction
28
transverse plane direction of motion
rotation (medial & lateral rotation)
29
magnitude of motion is measured in blank
degrees
30
degrees per second is the blank
angular speed
31
velocity without direction is blank
speed
32
translatory motion quantified by linear blank
distance
33
study of forces
kinetics
34
push or pull
force
35
two types of forces
external, internal
36
N/5 =
~ lbs
37
a line must go with blank in a free body diagram
the muscle fibers
38
the distal lever moves by itself is a blank task
open chain
39
proximal lever moves but not the distal lever type of task
close chain
40
force of gravity attraction to earth
32 ft/s^2
41
a firmness of balance, an ability to resist a disturbing force
stability
42
knees and hands on ground position
quadraped
43
three balance determinants
strength, proprioception, agility
44
stabilitity blank with larger base of support
increases
45
stability blank with body weight
increases
46
as velocity increases stability blank
increases
47
an object with remain at rest or in motion unless acted on by an unbalanced force
Newton's first law (law of inertia)
48
property of an object to resist both the initiation of motion and change in motion
inertia (summation of forces = 0)
49
acceleration of an object is proportional to the unbalanced forces acting on it and inversely proportional to the mass of the object
Newton's second law (law of acceleration) (a = F/m)
50
for every action there is an equal and opposite reaction
Newton's third law (reaction forces)
51
to produce or change the momentum of a body there must be a blank
external force
52
quantity of motion possessed by a body
P = mv momentum
53
increase angular velocity by blank inertia
decreasing
54
the torque applied overtime at the point of "takeoff" determines the quantity of
angular momentum
55
angular momentum blank in flight
does not change
56
falling cat is an example of a blank rotation
zero momentum
57
moment of force (potential)
torque
58
force times distance
torque
59
no skeletal muscle can insert on the joint because the blank would be zero which would create zero blank
distance, torque
60
force couples are blank muscles
synergistic
61
greater compression force, the less blank force
sheer
62
supraspinatus and deltoid are a blank system by creating a blank point to blank the arm
parallel, pivot, abduct
63
lever system with fulcrum between effort and resistance
first class
64
effort is the same as the blank muscle
agonist
65
resistance is the blank load or muscle
antagonist
66
lever system where the order is fulcrum, resistance, effort
second class
67
example of first class lever
occipitoatlanto joint
68
example of a second class lever
knee flexion
69
example of a third class lever
knee extension
70
lever system where the order is fulcrum, effort, resistance
third class
71
second class levers usually create blank contractions
eccentric
72
third class contractions usually create blank contractions
concentric
73
mechanical advantage of second class levers
> 1
74
mechanical advantage of first class levers
= 1
75
mechanical advantage of third class levers
< 1
76
mechanical advantage formula
effort arm / resistance arm