Soc 14 Flashcards
1
Q
Fulcrum
A
The point around which the leaver rotates
2
Q
Articulation
A
The state of having a joint; being a joint
3
Q
Articulate
A
Act as a joint
4
Q
Muscle fibres
A
Make up voluntary muscle; divided into type I, type IIa and type IIx
5
Q
Type I
A
Slow twitch muscle fibres; suited to low intensity work e.g marathon running.
6
Q
Type IIa
A
Fast twitch muscle fibres used in anaerobic work ; can be improved through endurance training to increase their resistance to fatigue
7
Q
Type IIx
A
Fast twitch muscle fibres used in anaerobic work and can generate much gforce than otjer fibre types, but fatigue quickly
8
Q
Myoglobin
A
A red pigment that transports oxygen to the muscles
