Nervous System Flashcard

Front

What is the primary function of a neuron?

Back

To transmit electrochemical messages.

Front

What is a dendrite?

Back

A part of a neuron that receives signals from other neurons.

Front

What can a stroke cause?

Back

All of the following: brain cells to die, paralysis, loss of normal functions.

Front

What part of the nervous system is the brain a part of?

Back

The central nervous system.

Front

What is a stimulus?

Back

An event or situation that evokes a response, e.g., hearing a loud noise.

Front

What is the function of the axon?

Back

To transmit electrical impulses away from the cell body.

Front

What is the role of the myelin sheath?

Back

To insulate axons and increase the speed of nerve impulse transmission.

Front

What is the cell body of a neuron?

Back

The part of the neuron that contains the nucleus and organelles.

Front

What is the peripheral nervous system?

Back

The part of the nervous system outside the brain and spinal cord.

Front

What is the function of sensory neurons?

Back

To carry signals from sensory receptors to the central nervous system.