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PSYCH 1XX3 Neuroscience Live Lecture.docx

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Department
Psychology
Course
PSYCH 1XX3
Professor
Joe Kim
Semester
Winter

Description
PSYCH 1XX3 Neuroscience Live Lecture • The brain in a jar problem: There is no way whether to know if what we are  experiencing genuine or it is all false reality. Philosophers question whether we  are a computer simulation.  • Matrix:  1. The brain constructs your world: The brain is what allows you to shape  your world 2. Hebbian learning provides a mechanism, for neural coding.  3. Prior learning interacts with a collaborative functional process.  • A metabolically expensive organ. the neuron is related to transmission and  reception.  Classes of Neurons: form how we experience things.  1. Sensory neurons (efferent). Information that goes to the spine then the brain.   2. Motor neuron (afferent)  3. Interneuron: 90% of connections between neuron only found in the CNS.  • There is no conscious control for reflexes. You do not have to consciously think  about when to breathe, take steps.  • We don’t have to occupy brain resources on menial reflexes and simple sensory  information.  • Heuristics allow our brain to do other things.  • The brain constructs your world.  • Visual Top down: you get some sensory info in to compare it to your experience.  Audio top down processing language can be a segmentation problem and over  time we become to recognize speech. Your brain takes the se
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