1). How does the number of muscle fibers found in various motor units differ? For example,...

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Medical Sciences

1). How does the number of muscle fibers found invarious motor units differ? For example, the number foundin a motor unit of a muscle that moves the eye and the number foundin a motor unit in the calf muscle.

2). Briefly describe the difference between fast-twitchand slow-twitch muscle fibers. Are fibers of the same type found ina single motor unit?

3). Explain the nervous system’s role in increasing theforce of contraction and potential ways to avoidfatigue.

4). Explain the physiological factors associated withvarious types of fatigue (either central orperipheral).

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1 Every muscle fiber is innervated by only one motor neuron A motor unit is the group of muscle fibers in a muscle innervated by a single motor neuron There are two types of motor unit Small motor    See Answer
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