The major function of the levator ani muscle is supporting and raising the pelvic visceral structures. It also helps in proper sexual functioning, defecation, urination, and allowing various structures to pass through it.

What is the function of the levator ani and Coccygeus muscles?

The coccygeus muscle completes the pelvic floor, which is also called the pelvic diaphragm. It supports the viscera in the pelvic cavity, and surrounds the various structures that pass through it. The levator ani is the main pelvic floor muscle and painfully contracts during vaginismus.

What is the function of the tendinous arch of levator ani?

It joins the fascia of the pubocervical fascia that covers the anterior wall of the vagina. If this fascia falls, the ipsilateral side of the vagina falls, carrying with it the bladder and the urethra, and thus contributing to urinary incontinence.