PSYCH 4150 Lecture Notes - Lecture 9: Vitalism, Stimulus Modality, Frontal Lobe
Document Summary
Phineas gage: localized damage to left frontal cortex, experienced dramatic behavioral shift. Independent research led to similar discovery about organization of sensory and motor nerves. Bell-magendie law: francois magendie (1783-1855, sir charles bell (1774-1842, posterior nerves carry sensory information towards the central nervous system, anterior nerves carry motor responses towards the muscles, check this out in the goodwin textbook. Interested in the following two questions: why do we experience sensory qualities, what is experience. Law of specific nerve energies: the different sensory qualities that we experience are due to different properties of the nerves. Proposed different sensory modalities served by different nerves. Only what sensations are passed along various nerves. We don"t experience things directly, just through our nerves. Type of dualistic thinking as well as indirect realism/representational realism. Usually, sensations faithfully reflect the physical world. The states of nerves correspond to objects and the world in suitable and.
