Neuron Anatomy

Front

What part of a multipolar neuron receives the message from the previous neuron?

Back

Dendrites

Front

What part of a multipolar neuron can be described as a tail-like structure that carries the impulse away from the cell body?

Back

Axon

Front

The part of the neuron that brings information to the cell body is called a(n) ___________.

Back

Dendrite

Front

Neuroglia that produce myelin on axons in the peripheral nerves are called?

Back

Schwann cells

Front

Neuroglia that produce myelin on axons in the brain and spinal cord are called?

Back

Oligodendrocytes

Front

What is the function of the cell body in a neuron?

Back

The cell body contains the nucleus and organelles, and it integrates incoming signals.

Front

What is the role of myelin in the nervous system?

Back

Myelin insulates axons, increasing the speed of electrical impulses.

Front

What are the gaps in the myelin sheath called?

Back

Nodes of Ranvier

Front

What is the function of astrocytes in the nervous system?

Back

Astrocytes support neurons, maintain the blood-brain barrier, and regulate blood flow.

Front

What is the primary function of microglia?

Back

Microglia act as the immune cells of the central nervous system, responding to injury and disease.