It might be cartilage but I’m not positive I do know that the genitalia is called a vagina
An outpatient surgery center, or a clinic that specializes in endoscopy. Possibly a digestive disease facility.
If you are in a dangerous relationship, you may see these signs: manipulation, dishonesty, and aggression.
If you want to end this relationship, plan a way to end it and commit into doing it. Understand that having a clean break from them will do less harm then staying with them