Biology IGCSE

A protein on the surface of a cell that binds to specific neurotransmitters.

A chemical substance that transmits signals across a synapse.

The junction between two neurons where communication occurs.

The space between the axon of one neuron and the dendrite of another.

An involuntary and automatic response to a stimulus.

The neural pathway that mediates a reflex action.

A neuron that transmits signals between sensory neurons and motor neurons within the central nervous system.

A type of neuron that carries sensory information from receptors to the central nervous system.

The network of nerves that connects the central nervous system to the rest of the body.

A part of the nervous system that includes the brain and spinal cord.