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HomeHomework HelppsychologyUnconditioned Stimulus

Unconditioned Stimulus

An unconditioned stimulus (US) is a stimulus that naturally and automatically triggers a response without any prior conditioning. In classical conditioning, it elicits an unconditioned response (UR) without the need for learning.

beginner
1 hour
Psychology
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Overview

An unconditioned stimulus (US) is a fundamental concept in classical conditioning, representing a stimulus that naturally elicits a response without any prior learning. For example, food is an unconditioned stimulus that causes salivation in dogs. Understanding US is crucial for grasping how behavio...

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Key Terms

Conditioned Response
A learned response to a previously neutral stimulus.

Example: Salivating at the sound of a bell after conditioning.

Behaviorism
A theory of learning based on the idea that all behaviors are acquired through conditioning.

Example: Using reinforcement to shape behavior.

Stimulus
Any event or object that elicits a response.

Example: A light turning on can be a stimulus for a reaction.

Response
A reaction to a stimulus.

Example: Jumping when startled by a loud noise.

Neutral Stimulus
A stimulus that initially produces no specific response.

Example: A bell before conditioning.

Reinforcement
A consequence that increases the likelihood of a behavior.

Example: Giving a treat to a dog for sitting.

Related Topics

Conditioned Response
The learned reaction to a conditioned stimulus, crucial for understanding behavior.
intermediate
Operant Conditioning
A learning process through reinforcement or punishment, different from classical conditioning.
intermediate
Behavior Modification Techniques
Methods used to change behavior through conditioning principles.
advanced

Key Concepts

Classical ConditioningConditioned ResponseBehaviorismStimulus-Response