Ключевые слова: 3d, abstract, alzheimer, alzheimers, anatomy, axon, background, biochemistry, biology, brain, cell, cells, concept, connection, dendrite, disease, head, human, illustration, intelligence, medical, nerve, nervous, network, neural, neuron, neurons, neurotransmitter, neurotransmitters, nucleus, parkinsons, science, signal, solution, stimulus, structure, symbol, synapse, synapses, system, think,