A single motor neuron and all the skeletal muscle fibers it innervates is called a
A) neuromuscular junction.
B) synaptic cleft.
C) motor unit.
D) synapse.
E) presynaptic terminal.

Question

Quizplus · Accepted Answer

A motor unit consists of a single motor neuron and all the skeletal muscle fibers it innervates. The other options refer to specific components of the neuromuscular junction, which is the site of communication between a motor neuron and a muscle fiber in the formation of a motor unit.

A Single Motor Neuron and All the Skeletal Muscle Fibers