Pelvis Flashcards
Membranous superficial perineal fascia
Colle’s fascia
The perineal body is the site of convergence of what structures?
External anal sphincter and superficial, deep transverse, perineal ms
Delineates deepf from superficial perineal pouch
Perineal membrane
Structures found in the superficial perineal puch
Crura of c cavernosa and clitoris, bulb of penis or vestibule, greater vestibular gland
Secretes mullerian inhibiting substance
Sertoli cells
Derivates of Wolffian duct
Epididymis,ductus/vas deferens and ejaculatory duct
All primary oocytes are formed by what week of fetal life
5th
Prophase of meisosis I
Oocytes are arrested at what phase at birth
Secondary oocytes are arrestes at what phase?
Metaphase of meiosis II
Hip bones join at what part of hip joint
Acetabulum
Formed by pedicles, landmark for locating sacral hiatus in administration of caudal aneathesia
Sacral cornua
Ligament from sacrum to ischial tuberosity
Sacrotuberous ligament
Ligament from sacrum to ischial spine
Sacrospinous
Divides greater sciatic foramina
Piriformis muscle
Structures transmitted by the lesser sciatic foramina
Pudendal nerve, internal pudendal artery and vein
Divides pelvis into 2 parts
Pelvic inlet
Included in linea terminalis
Pubic crest, iliopectineal line, arcuate line
Pelvic outlet is defined by what structures
Coccyx, ischial tuberosities, inferior pubic ramus, pubic symphysis
Levator anii muscles
Pubococcygeus, iliococcygeus, puborectalis
Important for fecal continence
Puborectalis
Muscles of urogenital diaphragm
Deep transverse perineal muscle, sphincter urethra muscle
Travels within the fascia of obturator internus muscle
Pudendal nerve of alcock
Muscle transceted by median episiotomy
Supericial transverse perineal muscle
Muscle transected by mediolateral episiotomy
Bulbospongiousus muscle
Boundaries of deep perineal space
Superior fascia of urogenital diaphragm, perineal membrane
Boundaries of the superficial perineal space
Perineal membrane, superficial perineal fascia
Also called perineal membrane
Inferior urogenital diaphragn
Landmark of gluteal region
Piriformis
Nerve superior and inferior to piriformis
Superior/inferior gluteal nerve