Urinary Incontinence and Prolapse Flashcards
The pelvic floor separates what?
Pelvic cavity from perineum
What are the three components of the pelvic floor?
Pelvic diaphragm
Muscles of perineal pouches
Perineal membrane
The pelvic diaphragm consists of two muscle groups. What are they?
Levator ani
Coccygeus
What is the appearance of the pelvic diaphragm?
Sling
What are the three parts of the levator ani?
Puborectalis (innermost)
Pubococcygeus
Iliococcygeus (outermost)
What nerves innervate the levator ani? What is the main nerve?
Pudendal nerve - main nerve
Nerve to levator ani
What structures provide additional support to the pelvis?
Endo-pelvic fascia
Pelvic ligaments
The deep perineal pouch lies between which structures?
Above the perineal membrane
Below the levator ani
What is contained within the deep perineal pouch?
Urethra (and vagina in females)
Bulbourethral gland
NVB for penis/clitoris
What is the last layer of passive support to the pelvic organs?
Perineal membrane
What is contained within the male superficial perineal pouch?
Root of penis (bulb/crua/associated muscles)
Spongy urethra
Superficial tranverse perineal muscle
What is contained within the bulb of the penis?
Corpus spongiosum
What is contained within the crura of the penis?
Corpus cavernosum
What muscles are found in the root of the penis and assist in erection/ejaculation?
Bulbospongiosus
Ischiocavernosus
What is found in the female superficial perineal pouch?
Female erectile tissue and associated muscle
Greater vestibular glands
Superficial transverse perineal muscle
