The<unk>  or PC muscle is a hammock-like muscle, found in both sexes, that stretches from the pubic bone to the coccyx (tail bone) forming the floor of the pelvic cavity and supporting the pelvic organs. It is part of the levator ani group of muscles.
It surrounds the rectum, the vagina (in women) and bladder openings.
Pubococcygeus muscle
Abdominal internal oblique muscle
Adductor magnus muscle
Rectus abdominis muscle
Transversus abdominis muscle
Obturator internus muscle
Sartorius muscle
Latissimus dorsi muscle