The pelvic floor muscles are located in the perineum and support the penis, prostate, bladder, and rectum.

“they sit beneath you know the sort of in the perineum so the area between the scrotum and the anus and Beyond too so they basically support all the structures there they support you know the base of the penis the prostates the bladder the rectum uh and you know they're they kind of keep M you know adequate tension to keep all those structures up they relax when you know different functions are necessary they're very important for ejaculation um you know some people think that they kind of trigger some of the orgasmic response as well”