EPPP Practice Test 2025 – Your All-in-One Resource for Psychology Exam Success!

The correct answer highlights a key aspect of the characteristics of psychological factors in impotence. The presence of diabetes is considered a medical condition that contributes to erectile dysfunction due to its physiological effects, such as damage to blood vessels and nerves. In contrast, psychological factors are more related to emotional and cognitive aspects that influence sexual function.

For example, the presence of nocturnal erections, performance anxiety, and pain during intercourse are all psychological or situational factors that can significantly impact sexual performance. Nocturnal erections can indicate that the impotence is not purely physiological since they often occur during sleep. Performance anxiety refers to the fear of not being able to perform sexually, which can lead to a self-fulfilling cycle of dysfunction. Pain during intercourse can also have psychological implications, as it can evoke anxiety and stress around sexual activity, further contributing to impotence.

Thus, identifying the presence of diabetes as a characteristic of impotence emphasizes its classification as a physiological condition rather than a psychological one, making it the correct answer in this context.