PY 105 Chapter Notes - Chapter 5: Olfactory Bulb, Olfactory Epithelium, Detection Theory

• School: University of Alabama
• Department: Psychology
• Course: PY 105
• Professor: Scrivner- Limbaugh

Document Summary

Sensation: our sense organs" dictation and response to externa; stimulus energy and the transmission of those responses to the brain. Perception: the brain"s processing of detected signals resulting in internal representation of the stimuli that form a conscious experience of the world: what we sense is the result of how we perceive. Our senses: receive sensory stimulation, transform the stimulation into neural impulses, deliver the neural info to our brain. Transduction: process of physical touch into chemical sense. The minimum intensity of stimulation that must occur before you experience a sensation. 50% of the time the second a sound goes from nothing to something. Signal detection theory detecting a stimulus requires making a judgment about its presence or absence, based on a subjective interpretation of ambiguous info. How much can we change it for you to m=notice the change. The minimum amount of change required for a person to detect a difference.