11-18-09 - Psychology 152 Class Notes If you present the...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Psychology 152 – Class Notes – 11/18/09 If you present the conditioned stimulus without pairing with the UCS (unconditioned stimuli) Events that function as conditioned stimuli (CS) are NOT permanent events can change its function both ways. The effects of a drug are not completely in a drug, but actually in the environment. KEY : Variables in the environment can modulate (change or alter) the effects of a drug. Example: Animals learned how to die - Pavlovian conditioning Psychofosomide – decreased immune function in the animals. The researchers accidentally trained the animsals immune system to stop functioning through Pavlovian conditioning. o This was a MAJOR find accidentally found Environment is not static AT ALL Now we know why some medications don’t work at certain times o Threshold – effective dose – can vary up and down (increase/decrease) Drugs don’t just do 1 thing The effects of a drug are Conditions for respondent conditioning Take a stimulus that the subject can discriminate in the environment o We are talking about only the visible range of light. o Sensory organs that detect changes in light o These are reflexive systems – these systems work without thinking about them. Unconditioned stimulus o Paired with potential Neutral stimulus – can be anything Produces an unconditioned response The neutral stimulus then becomes a conditioned stimulus over time and takes on the properties of the unconditioned stimulus After an accidental conditioning (respondent conditioning) occurs so that a subject becomes sick
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 01/07/2010 for the course PSYCH 152 taught by Professor Rodneyclark during the Spring '09 term at Allegheny.

Page1 / 4

11-18-09 - Psychology 152 Class Notes If you present the...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online