Ключевые слова: abstract, background, black, brain, bust, cell, concept, conceptual, face, head, human, hypertense, hypertension, intellect, intellectual, intelligence, intelligent, isolated, learn, learning, medical, medicinal, medicine, model, neurological, neurology, neuroscience, phrenology, psychiatry, psychology, quotient, research, science, scientific, stress, stressful, synapse, think, thinking, thought,