neuron receptor and synapse activity medical concept

organ invertebrate neuron receptor synapse medical process information transmission neurotransmitters presynaptic postsynaptic subsequent neuron's membrane potential generation action concepts foundation understanding cells communicate signals transmitted nervous system synaptic axon cell science brain neurology human anatomy signal nucleus neural impulse biological dendrite connection medicine brainstorm network sensory neurotransmitter hormone electrical intelligence micro bio mind health structure mental memory communication organism artificial pulse thinking electron alzheimer transfer