CAS PS 101 Study Guide - Midterm Guide: Myelin, Wilhelm Wundt, Sympathetic Nervous System

• School: Boston University
• Department: Psychological & Brain Sciences
• Course: CAS PS 101
• Professor: Ben Wormwood

Document Summary

Brocha"s area part of the brain that governs speech. Phrenology studies the brain in terms of visible lumps in the skull. Negative reinforcement removes something negative to make experience more pleasant. Demand characteristics aspect of the setting that makes subjects in an experiment change their behavior because they know they are being watched. Ockham"s razor using the simplest theory possible. Dendrites receive chemical signals and carry information to the cell body. Sodium found in higher concentrations outside the. Antagonist works against the natural process of the neurotransmitter. Medulla part of hindbrain, life support. Tectum and tegmentum make up the midbrain. Sympathetic nervous system controls the fight-or-flight responses in the body. Internal validity internal logic in the way. External validity how well your findings can extend to the population. Construct validity abstract measurement of phenomena. Predictive validity something you can measure; how well your operational definition operates compared to other operational definitions; good supporter of construct validity.