​Match Each Definition with the Correct Word Part

question 59

Multiple Choice

​Match each definition with the correct word part.
-cardi/o

• A)​blood
• B)blood condition​
• C)​mixture or blending
• D)heart​
• E)​vein

---

Definitions:

Pavlov's Dogs

A classic experiment demonstrating classical conditioning, where dogs learned to associate a bell sound with food, eventually responding to the bell alone.

Sound

Vibrations that travel through the air or another medium and can be heard when they reach a person's or animal's ear.

Extinction

In psychology, the gradual weakening of a conditioned response when the conditioned stimulus is repeatedly presented without the unconditioned stimulus.

CS

In the context of classical conditioning, CS stands for Conditioned Stimulus, which is a neutral stimulus that, after being repeatedly paired with an unconditioned stimulus, begins to evoke a conditioned response.