Neurotransmitters are released from the _____ into the synaptic cleft.

Clusters of neuronal cell bodies that form gray matter in the brain are called:

The _____ of the brain consists of unmyelinated axons, dendrites, neuron cell bodies and neuroglia.

Which of the following substances is released from the sarcoplasmic reticulum into the sarcoplasm to initiate skeletal muscle contraction?

All of the following are functions of the nervous system EXCEPT:

The _____ nervous system consists of sensory neurons and motor neurons that stimulate skeletal muscle contractions.

The charge difference between the outside and the inside of the plasma membrane of a neuron at rest is called the:

Which of the labeled structures in the diagram is a Schwann cell?  

The space between an axon terminal of a motor neuron and the sarcolemma of a muscle fiber is called the:

Neurotransmitters are released from the _____ into the synaptic cleft.