PSY 102 Lecture Notes - Lecture 3: Motor Cortex, Motor Planning, Basal Ganglia
19 Oct 2016
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Psy 102, introduction to psychology lecture 3. The brain spinal cord, nerves, and other biological factors play an important role in human behaviour. understanding the role can help us have a better understanding of psych. The neuron: the brain"s communicators: communication in the brain, what is a neuron, the brain (and body) works by its nerve cells communicating with each other, the brain uses electrical signals to send messages between the neurons. 1. growth of dendrites and axons: formation of synapses. 3. pruning; removing connections that aren"t useful: myelination synaptic clef a gap where neurotransmitters are released from the axon terminal. Stem cells in the embryo is able to change into a more specialized cell treating diseases. Glial cells formation of myelin and the blood-brain barrier responds to injury, enhances learning and memory communication in the brain are both chemical and electrical. At rest its charged and it contains potential for electrical activity. but something has to happen to activate the potential.
