The brain and the spinal cord are called the ..................... Nervous System.

Part of a neuron that receives signals from other neurons or receptors

Part of a neuron responsible for normal cell function

Part of a neuron that transmits signals from the cell body to other neurons

Fatty, insulating layer which covers a neuron and speeds up electrical signals.

The end of a neuron from where the signal changes from an electrical impulse into a chemical signal before it crosses the synapse

Gap between 2 communicating neurons

A nervous system impulse travels as this type of signal through a neuron.

The chemical which is released from an axon terminal and travels across a synapse to the next neuron

Letter A shows

Which is the correct order of an impulse?

The vesicle which contains neurotransmitter is indicated by letter

Which letter indicates the axon terminal?

The vesicle which contains neurotransmitter is indicated by letter

The dendrite is indicated by letter

The cell body is indicated by letter

In the diagram of a reflex arc above, the axon terminal is indicated by letter