Psychology 1000 Lecture Notes - Lecture 6: Neuroglia, Natural Sciences And Engineering Research Council, 3 Lbs

• School: Western University
• Department: Psychology
• Course: Psychology 1000
• Professor: Dr.Mike

Document Summary

Monster study (1939: belittled children; even though they spoke normally before, they developed a permanent stutter. Cpa and federal government code of ethics: animals should not be subjected to pain, stress, or privation unless no alternative procedure is available, and the research is justified by prospective scientific or educational benefits. Dendrites: receives messages from other neurons; up to 1000+ other neurons: passes message on to cell body. Cell body (soma): combines and processes all incoming signals. Axon: sends out signals (electrical impulses) to other neurons or muscles, sends signals to up to 50,000 other neurons. Electrical activity of neurons: neurons have cell membrane separating inside from outside, cell membrane has channels that can be opened or closed for specific ions, contains sodium-potassium pump. All or nothing: action potentials always occur at the same, maximal intensity or they do not occur at all.