Module 1. 1: introduction to neuropsychology: the 10% myth, what is neuropsychology, heart, mind, and brain: the early history of neuropsychology, the mind-body problem. Module 1. 2: the recent history of neuropsychology: cataloguing the effects of lesions, focus on the neuron, the brain mappers, functional neurosurgery, the paradigm shift in neuropsychology. N myth: humans use only 10% of their brain. Marie-jean-pierre flourens & karl lashley j animals were able to perform basic function after almost 90% of their brains were damaged. N neuropsychology j the study of the relation between behaviour and the activity of the brain. Lack of pigmentation in much of the brain. N used golgi stain to trace connections of brain. N neuron doctrine j neurons are not continuous and they must communicate by contact. Chemical properties of neuron: otto loewi, demonstrated that the nerve must release a substance to produce a change in heart rate of a frog.