In a railway system, once a train stops at a particular location, people are able to exit the train and walk through a corridor that eventually connects to another train. Which part of the neuron works much like the train station?

Special types of glial cells generate a protective fatty substance called

The sac-like structures that are found at the end of a neuron's axon and that contain neurotransmitters are called

When a neuron is at rest, the ions inside the cell are mostly _____ and the ions outside the cell are mostly _____.

The _____ is the cell body, which contains the nucleus.

The brain is primarily comprised of two different kinds of cells. They are neurons and

In the disease _____, the myelin sheath is destroyed.

According to Sigmund Freud, unresolved conflicts can cause _____ at a certain stage of psychosexual development.