When a CS Is Not Paired with a US,the Subsequent

question 165

Multiple Choice

When a CS is not paired with a US,the subsequent fading of a CR is called

• A) discrimination.
• B) generalization.
• C) secondary conditioning.
• D) extinction.

---

Definitions:

Contracture

The permanent tightening of muscles, tendons, skin, or other soft tissues that results in decreased mobility and possible deformity at a joint.

Sheaths

Protective coverings or cases that enclose a part or object, such as a blade or a cable.

Extensors

muscles that increase the angle between components of a limb, working to extend or straighten out the limb.

Tissue

Groups of similar cells in an organism that work together to perform specific functions.