The pelvic floor muscles are located in the lowermost part of the abdominal cavity, which is at the bottom of the pelvis. The pelvic floor muscles primarily close off the entire muscle group of the pelvic floor, keeping the organs in the pelvis in their normal position. The pelvic floor muscles are located at the bottom of the pelvis, which is preceded by the pubic bone, followed by the coccyx and flanked by the sciatic tuberosity. The pelvic floor muscles consist of an outer layer, a middle layer and an inner layer. The outer layer of the pelvic floor muscle is located in the external genitalia as well as the lower part of the perineal skin tissue, mainly including the anal sphincter; the middle layer is the part of the genitourinary tract, mainly composed of the urethral sphincter; the inner layer is composed of the anus muscle and so on, and it is also the toughest layer of the pelvic floor. Pelvic floor muscle can play the role of support, the urethra, vagina, bladder, uterus, etc. are maintained in the pelvic cavity, so that it maintains normal physiological function. If you have any discomfort, you must go to the hospital in time to seek medical treatment under the guidance of a professional doctor.