Question
A group of muscle fibers responsible for a specific movement is called
(1 point)
Responses
a motor unit.
a motor unit.
a striated group.
a striated group.
a fast-twitch unit.
a fast-twitch unit.
a slow-twitch unit.
A group of muscle fibers responsible for a specific movement is called
(1 point)
Responses
a motor unit.
a motor unit.
a striated group.
a striated group.
a fast-twitch unit.
a fast-twitch unit.
a slow-twitch unit.