To assess whether Mrs.Webster had suffered a brain injury,researchers conditioned her to blink in response to a sound that signaled the delivery of a puff of air directed toward her face.In this application of classical conditioning,the sound was a
A) US.
B) UR.
C) CS.
D) CR.

Question

Quizplus · Accepted Answer

The sound that signaled the delivery of a puff of air is the conditioned stimulus (CS) because it is the stimulus that is being paired with the puff of air to elicit the blink response. The puff of air itself is the unconditioned stimulus (US) because it naturally elicits the blink response without any prior conditioning. Since the blink response was not present before conditioning, there is no unconditioned response (UR), and the blink response to the sound is the conditioned response (CR).

To Assess Whether Mrs