In the delayed nonmatching to sample task, animals are taught in a single trial that a specific object is associated with a food reward. When this object is shown again in a subsequent trial in the presence of a new object, the animal
A)must select the old object again to receive a food reward.
B)must select the new item to receive a food reward.
C)must select first the old item, then the new item, to receive a food reward.
D)must select first the new item, then the old item, to receive a food reward.

Question

Quizplus · Accepted Answer

In the delayed nonmatching to sample task, the animal must select the novel or new object in order to receive a food reward. This is because the animal has been trained to associate the old object with the food reward and therefore does not need to select it again. Selecting the novel object demonstrates that the animal has recognized that it has seen the old object before and now must choose the new one to be rewarded.

In the Delayed Nonmatching to Sample Task, Animals Are Taught