PSYCH101 Chapter 3: PSYCH 101 Chapter 3: An Introduction to Psychological Science > Module 3.2 (ONLINE Week 2): How the Nervous System Works: Cells and Neurotransmitters (Krause, Corts, Smith, Dolderman)

• School: University of Waterloo
• Department: Psychology
• Course: PSYCH101
• Professor: Paul Wehr

Document Summary

Module 3. 2 - how the nervous system works: cells and neurotransmitters. Understand the way that drugs and other substances affect the brain. Understand the roles that hormones play in our behaviour. In order to understand how this type of cell works, it is necessary to understand the structure and function of the neuron. Physical structure of a neuron is related to the function it performs. Glial cells glial cells: specialized cells of the nervous system that are involved in mounting immune responses in the brain, removing waste, and synchronizing the activity of billions of neurons that constitute the nervous system. Critical function of glial cells is to insulate the axon of a neuron, creates myelin. Module 3. 2 - how the nervous system works: cells and neurotransmitters myelin: a fatty sheath that insulates axons from one another, resulting in increased speed and ef ciency of neural communications.