Nervous System Cells

Front

What is the main function of oligodendrocytes and Schwann Cells?

Back

Production of Myelin Sheath

Front

What is the insulating material that forms a layer around the axon of a neuron?

Back

Myelin sheath

Front

What are small cells that engulf and destroy microbes and cellular debris in the CNS?

Back

Microglia

Front

What are the cells that support the cells of the nervous system?

Back

Neuroglia

Front

What is the long, fiber part of a neuron that conducts the signal away from the cell body?

Back

Axon

Front

What is the primary role of neurons in the nervous system?

Back

To transmit electrical signals throughout the body.

Front

What are dendrites?

Back

Branch-like structures of a neuron that receive signals from other neurons.

Front

What is the function of astrocytes in the nervous system?

Back

To support and maintain the environment around neurons.

Front

What is the role of neurotransmitters?

Back

Chemical messengers that transmit signals across a synapse from one neuron to another.

Front

What is the difference between the central nervous system (CNS) and the peripheral nervous system (PNS)?

Back

CNS consists of the brain and spinal cord; PNS includes all other neural elements.