Muscles Part 2 Flashcards
0
Q
Point on which bar moves, joint
A
Fulcrum
1
Q
Bones
A
Rigid bar
2
Q
Moved against resistance, weight
A
Object
3
Q
Supplies energy for movement, muscles
A
Force
4
Q
4 basic components of levers
A
(RFOF)
- Rigid bar
- Fulcrum
- Object
- Force
5
Q
Immovable end
A
Origin
6
Q
Movable end
A
Insertion
7
Q
Primarily responsible for movement
A
Prime mover/agonist
8
Q
Assist prime mover
A
Synergistic
10
Q
Contraction causes movement in the opposite direction of the prime mover
A
Antagonist
11
Q
muscle contracts and changes in length
A
isotonic
12
Q
shortening contraction
A
concentric
13
Q
lengthening contraction
A
eccentric
14
Q
muscle contracts but does not change length(no movement)
A
isometric
15
Q
oxygen debt
A
amount of oxygen needed to convert lactic acid back into pyruvate
