When rats were trained to press a lever in order to get a buzz of electricity delivered through tiny electrodes to the _______________,some rats would press the bar for hours at a time until they collapsed from exhaustion.
A)reticular activating system
B)hypothalamus
C)parietal lobes
D)temporal lobes

Question

Quizplus · Accepted Answer

The hypothalamus is the part of the brain responsible for regulating behaviors related to survival, such as food intake and sexual behavior. It also plays a role in the reward pathway, which is triggered by activities such as eating or having sex. When rats were trained to press a lever to receive an electrical stimulation of the hypothalamus, they would continue to press the lever until they collapsed from exhaustion, indicating that the stimulation was activating their reward pathway.

When Rats Were Trained to Press a Lever in Order