Endo Repro Flashcards
What provides autonomic innervation to the pelvic viscera?
inferior hypogastric plexus
What makes up the inferior hypogastric plexus?
symp and parasymp fibres from pelvic splanchnic nerves S2-4
Obturator internus- innervation and actions
obturator nerve, lateral rotation and hip flexion/adduction
Piriformis - innervation and action
piriformis nerve, lateral rotation and hipp adduction
What makes up the pelvic sidewall
Obturator internus and piriformis
What makes up the pelvic floor?
Levator ani and coccygeus
Innervation of levator ani
pudendal, perineal and inferior rectal nerves
Innervation of coccygeus
pudendal and sacral nerves
Pudendal neurovasculate
out of greater sciatic foramen -> back in through LSF -> pudendal canal -> perineum
What is the pouch of douglas
where the peritoneum enters the pelvis
What are the boundaries of the urogenital triangle?
pubic symphysis, R + L ischial tuberosities
What are the contents of the urogenital triangle?
Urethra, vagina, penis, clitoris, perineal body, post. scrotal/labial nerves
What is the perineal membrane?
fibrous membrane in perineum, provides anchor point for external genitalia
What is the perineal body?
pyramidal mass between anal and urogenital triangles
What are the boundaries of the anal triangle?
coccyx, R + L ischial tuberosities
