Muscles

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Agonist/prime mover
shortens e.g. hamstring, helps production of coordinated movement.
1 of 6
Antagonist
Lengthens e.g. quadriceps, helps supports.
2 of 6
Isotonic muscle contraction
Concentric and Eccentric contraction
3 of 6
Concentric contraction
Muscle shortens under tension, insertion moves towards origin, joint angle decreases.
4 of 6
Eccentric contraction
Muscle lengthens under tension, insertion moves away from origin, occurs in antagonist muscle acts like a brake to help control movement, joint angle increases.
5 of 6
Isometric contraction
Increase in muscle tension but no change in length, no movement of origin or insertion, joint angle remains constant.
6 of 6

Other cards in this set

Card 2

Front

Antagonist

Back

Lengthens e.g. quadriceps, helps supports.

Card 3

Front

Isotonic muscle contraction

Back

Preview of the front of card 3

Card 4

Front

Concentric contraction

Back

Preview of the front of card 4

Card 5

Front

Eccentric contraction

Back

Preview of the front of card 5
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