1.04 UTF-8 0 0 0 what does the mesonephric duct eventually become 2 vas deferens 1 both the kidneys and the gonads arise from what tissue? 2 intermediate mesoderm 1 the ________ is our definitive kidney 2 metanephros 1 contents of the primordial kidney empties into the ________ 2 cloaca 1 the __________ develop from the mesechyme of the nephrogenic cord in the pelvis 2 nephrons 1 the ureteric bud gives rise to what definitive structures 2 ureter renal pelvis major and minor calyces millions of collecting tubules 1 what can too much amniotic fluid indicate? and the converse? 2 brain damage or a blocked esophagus non-functioning kidneys 1 what does the cortex of the suprarenal gland secrete 2 steroids 1 what does the medulla of the suprarenal glands secrete 2 catecholamines 1 the adrenal cortex derives ultimately from _________ and the adrenal medulla forms from ____________ 2 mesoderm neural crest 1 kidneys & gonads arise from what tissue? 2 intermediate mesoderm 1 What must the kidneys pass through in their ascent? 2 pelvic brim, narrow loop formed by the large right & left umbilical arteries 1 many of the branches of the internal iliac leave the pelvic cavity through the _______________ and the ________________ muscle is a good landmark for describing this exodus 2 greater sciatic foramina 1 describe the twist that the pudendal nerve does? 2 it leaves the pelvic cavity through the Greater Sciatic foramen and hooks around the ischial spine to enter the perinuem through the lesser sciatic foramen. 1 What provides most of blood supply to pelvic cavity? 2 Internal Iliac 1 Instead of arising from the internal iliacs, the obturator artery sometimes arise from what? 2 inferior epigastric artery 1 Remember the testicular artery is in the __________ and is not in the pelvic cavity 2 spermatic cord 1 What are the branches of sacral plexus supplying pelvic structures? 2 to piriformis and nerve to levator ani and coccygeus 1 what do these nerves have in common: superior gluteal, inferior gluteal, posterior femoral cutaneous, and sciatic nerve 2 All leave via greater sciatic foramen 1 Obturator nerve passes deep to ___________, so ovarian tumors have been known to compress it and produce pain that is perceived in the inner thigh 2 ovarian fossa 1 pain is transmitted via which pathway? 2 parasymp.(along pelvic splanchnic nerves); cell bodies in dorsal root ganglia of S2-S4 1 the male retains only the ______________________ while the female only retains the ______________ 2 mesonephric duct paramesonephric (Mullerian) duct 1 When and where do the gonads develop? 2 Intermediate mesoderm in dorsal abd. wall; 5th week 1 What 3 sources contribute to the gonad? 2 1. epithelium on surface of genital ridge: AKA coelomic epithelium; 2. mesenchyme w/in the genital ridge; 3. primordial germ cells 1 cords separate from coelomic epithelium as a fibrous capsule what is it called 2 tunica albuginea 1 testis cords will become what? 2 seminiferous tubules and rete testes 1 What are the two longitudinally running ducts that lie lateral to each gonad in the sexually indifferent stage? 2 mesonephric duct or Wolffian duct & paramesonephric duct or Mullerian duct 1 What does the mesonephric duct give rise to in the male? 2 efferent ductules, epididymis, ductus deferens, ejaculatory duct 1 What forms as an outpocketing of mesonephric duct? 2 seminal vesicle 1 What forms as outgrowths from the urethra? 2 prostate & bulbourethral gland 1 What does the funnel portion of the paramesonephric duct become? 2 infundibulum of uterus 1