What are the chemical messengers in your body called?

Neurotransmitters are the chemical messengers that the neurons use. Neurons have certain parts...dendrites which receives information (about some stimulus or from another neuron)...axon is the part of the neuron that conducts/conveys the signal to the synaptic terminals. The synaptic terminals is the part of the neuron that releases the chemical messenger aka the neurotransmitters.