muscles Flashcards
1
Q
peristalsis
A
antagonistic muscles that dont attach but work against each other
2
Q
sacromere
A
unit of muscle cell
3
Q
actin and myosin
A
work together so the muscle contracts
myosin horizontal
actin vertical
4
Q
tonic fibers
A
contract very slowly, postural muscles
5
Q
slow twitch
A
contract slow and fatigue slow, for repetitive exercise like marathons
6
Q
fast twitch oxidative
A
high energy and activate slowly, lots of mitochondria for work over long periods
7
Q
fast twitch glycolytic
A
contract rapidly and fatigue quickly, largely anaerobic and no sustained energy
