Which of the following illustrates an unconditioned stimulus (UCS)?
A)blinking when air is blown into your eye
B)blinking when you hear your favourite song
C)your favourite song
D)a puff of air to your eye

Question

Quizplus · Accepted Answer

The puff of air to your eye is an unconditioned stimulus because it naturally elicits the response of blinking. This response does not need to be learned or conditioned. The other options involve a conditioned stimulus or an unconditioned response, but not an unconditioned stimulus.

Which of the Following Illustrates an Unconditioned Stimulus (UCS)