Class Notes (837,548)
Canada (510,312)
Psychology (4,227)
PSY312H5 (118)
Lecture 5

Lecture 5.docx

2 Pages
98 Views
Unlock Document

Department
Psychology
Course
PSY312H5
Professor
Christine Burton
Semester
Summer

Description
Lecture 5-PSY312 May 28, 2012 Principles of Sensation  Transduction-physical energy to neural signal  Absolute threshold-smallest strength of a stimulus that can be detected  Difference threshold-(jnd) smallest difference that can be detected  Sensory adaptation -Two sensations heavily depend on: vision, auditory -Ears detect the movement of air -Somatosensory has several different types of sensors that are transducing into a neural impulse -What is temperature? Heat is energy -Sweet is the #1 taste that gets us going Vision -Transduce light -Electromagnetic radiation into a neural impulse which is electrochemical information -Occurs through a receptor -Represents characteristics of objects in our environment such as size, color, shape and location -Amplitude how high the wave is -Wavelengths:  1-1000m Radio  .1-1m-Radar  .00001-.1m-Infrared  .0000001-.00001-Ultraviolet  .00000000001-.0000001m-Xray  even smaller called gamma -Photo receptors back of the eyeball -Two types o
More Less

Related notes for PSY312H5

Log In


OR

Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


OR

By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.


Submit