What is the likely hood of getting an sti from oral sex?

Can occur: Its mostly gonoccal pharyngitis. Hpv can be in the throat and increase the risk of throat cancer, but this is rare. Herpes can go oral genital as well. Not to scare you but there are some transmittible diseases.

Likely : The environments of the vagina and the mouth are similar enough as is the end of the rectum. Therefore, bacteria or viral pathogens that survive in one of those environments can survive in other such similar environments.