Neurons

Front

What is the peripheral nervous system (PNS)?

Back

All the parts of the nervous system except the brain and spinal cord.

Front

What is the primary purpose of the nervous system?

Back

Control and communication of and between systems of the body.

Front

What is the correct sequence of parts of a neuron in a neural impulse?

Back

Dendrite, cell body, axon, synapse.

Front

In which direction does an axon conduct nerve impulses?

Back

Away from the cell body.

Front

What are the main parts of a neuron?

Back

Dendrite, axon, and cell body.

Front

What is the function of dendrites in a neuron?

Back

To receive signals from other neurons.

Front

What role does the cell body play in a neuron?

Back

It contains the nucleus and organelles, integrating signals received from dendrites.

Front

What is the function of the axon in a neuron?

Back

To transmit nerve impulses away from the cell body to other neurons or muscles.

Front

What is a synapse?

Back

The junction between two neurons where communication occurs.

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.