…that originated in the region travel with the testes as they descend to hang freely in the scrotum. That is why a punch to the nuts feels like a punch in the stomach. Nerves in the scrotum are related to those associated with the subcutaneous sensory nerves of the thigh and spinal cord.
Wow. Always learning new and interesting stuff when I visit your page, James! Thank you for sharing the valuable lesson! :)