No, it's just parts of his reproductive organ. Even neutered dogs will have these. Some are very obvious, others are not. You will also notice they will harden when he is excited. If you are worried that they are enlarged, see your vet. Otherwise, this is just normal for male dogs, both altered and unatered.
A crotch is around groin area near your genitals and crutch is is used when you break a leg or arm.
near your gonades
The right iliac region is on the right side by the groin.
The inguinal nodes are located in the groin area, near the crease between the thigh and the lower abdomen. These nodes play a role in filtering lymphatic fluid from the lower extremities, genitals, and pelvic region.
well we have lymph nodes all over our body, and I have had experience with the ones near my groin area. And a good remedy is to keep a wrung hot towel on it. you just want to stay as warm as you can, and drink a lot of water to ease the dry mouth. I think you are talking about the one under your chin, and I am Sure it will work both ways with the warm towel. This experience was from Playing sports in high school, and i saw a doctor about my lymph nodes near my groin pelvic area.
possibly inguinal hernia
the pain is upper leg near the groin
This can be as a function of bicycle seats pressing in unfamiliar areas, or can be due to pressure of human sexual contact in ways that we are not familiar with. Your question needs to be more precise.
Lake Baykal
intense pain running down the inside of the leg starting at the groin
maybe and maybe not because i am trying to help but every1 can
In order to deep throat your own slong, you would need to be very flexible. You would need to get your head down near your groin area and then place your slong deep in your mouth. Some guys are able to do this, but it is very rare.