15.1k views
4 votes
A motor unit is . . .A) a group of related motor neuronsB) a neuron and all the muscle fibers it innervatesC) the muscle fibers controlled by a neuronD) a muscle AND all the neurons innervating itE) a single motor neuron

User MoRe
by
8.3k points

1 Answer

3 votes

Answer:

The correct answer is (B) A motor unit is a neuron and all the muscle fibres it innervates

Explanation:

A motor unit includes the neuromuscular junctions between the neuron and the fibres.

Internal link:

User Mincom
by
8.5k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.