Movement Analysis Flashcards

(19 cards)

1
Q

What is a lever

A

The bone and shown as a straight line

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2
Q

What is the fulcrum

A

It is a pivot or a joint and is shown as a triangle below the line

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3
Q

What is the effort

A

Is a force provided by muscle and is shown ok by an arrow at the top of the line

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4
Q

when these things are in the middle F L E

A

FLE = 123

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5
Q

What is the load

A

The weight of the body that is being moved and is shown as a square

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6
Q

First class lever system

A

The fulcrum is between the loaf and effort with the effort arrow going down

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7
Q

Example of first class lever

A

Attacking Header a football, shooting a football, throw in in football, straightening the elbow in triceps dips

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8
Q

Second class lever system

A

Load is in the middle of effort and fulcrum with effort arrow going up

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9
Q

Third class lever system

A

When the effort is in the middle of load and fulcrum with effort arrow going up

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10
Q

Example of second class lever

A

Calf raises and jumping at the ankle

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11
Q

Third class lever system examine

A

Bicep curl and shooting a football

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12
Q

What are the two main functions of levers

A

To move a load faster and further than is possible without a lever
To move a heavier load that can be moved without a lever

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13
Q

Mechanical advantage of 2nd class lever

A

Provides force to lift heavy loads - biggest mechanical advantage

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14
Q

Disadvantage of 2nd class lever

A

Small range of movement and cannot move load quickly

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15
Q

Advantage of 3rd class lever

A

Provides speed and wide range of movement

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16
Q

Disadvantage for 3rd class lever

A

Greater force required than the load to be moved - mechanical disadvantage

17
Q

Link the planes and axis

A

Sagittal plane and frontal axis
Frontal plane and sagittal axis
Transverse plane and vertical axis

18
Q

Example of movement possible in sagittal plane and frontal axis

A

Somersault and bicep curl

19
Q

Example of movement in transverse place and vertical axis

A

Full twist in trampolining