After Eating a Normal Lunch,two Patients Readily Consumed a Second

question 133

Multiple Choice

After eating a normal lunch,two patients readily consumed a second lunch 20 minutes later because they had

• A) no memory of the previous meal.
• B) excessively high blood glucose levels.
• C) just received injections of PYY.
• D) unusually low levels of ghrelin secretions.

---

Definitions:

Paired Buzzer-shock

A conditioning technique involving the pairing of a neutral stimulus (buzzer) with an aversive stimulus (shock) to provoke a response.

Fear Response

The fear response is an emotional and physiological reaction to perceived threats, activating the body's fight-or-flight response.

Extinction

Extinction, in psychology, is the process through which a conditioned response decreases or disappears as a result of repeated exposure without the unconditioned stimulus.

Conditioned Stimulus

An originally neutral stimulus that, after association with an unconditioned stimulus, comes to trigger a conditioned response.