Key for Pelvis and Perineum Practice Practical - September 19, 2006

• 46. iliolumbar a.
  • deep to obturator nerve, superficial to lumbosacral trunk
• 47. superior gluteal artery
  • diving between S1 and lumbosacral trunk
  • superior to piriformis
• 48. obturator nerve
  • superficial to iliolumbar artery, crossing ala of sacrum to obturator canal
• 49. lumbosacral trunk
  • ala of sacrum
  • deep to iliolumbar artery and obturator nerve
  • psoas major
• 50. psoas minor
  • 40% of cadavers, on top of psoas major
• 51. L. suprarenal vein
  • to adrenal gland, superior to kidney
  • draining to L. renal vein (note asymmetry)
• 52. renal artery
• 53. middle suprarenal a.
  • br. directly from aorta
• 54. major calyx
  • 2 minor calyces (spelling...) drain to a major calyx
• 55. L. renal vein
  • cross aorta
  • nutcracker
• 56. suspensory ligament of penis
• 57. dorsal nerve of penis
  • lateral to dorsal artery of penis
• 58. deep dorsal vein of penis
  • Buck's fascia
• 59. dorsal artery of the penis
  • lateral to deep dorsal vein
• 60. tunica albuginea
  • encapsulating corpus cavernosus
• 61. vas deferens
• 62. femoral nerve
• 63. ampulla of vas deferens
  • converges with seminal vesicle
• 64. ventral ramus of L4
• 65. seminal vesicle
  • lateral to ampulla of vas deferens
• 66. pubovesicle ligament
  • superior to neck of bladder
  • to pubic....?
  • condensation of pelvic fascia
• 67. arcus tendineus
  • attachment of iliococcygeus
  • from ischial spine to obturator canal
  • condensation of fasica of obturator internus
• 68. transverse perineal ligament
  • inferior to deep dorsal vein of penis
• 69. pudendal nerve
  • near posterior attachment arcus tendineus
  • crossing ischial spine
• 70. internal pudendal artery
• 71. anococcygeal raphe
  • coccyx
  • anal sphinchter
• 72. puborectalis
• 73. pudendal nerve * in ishchiorectal fossa * medial surface of ischial tuberosity * into pudendal canal (opened to demonstrate relationship) * fibrous looking
• 74. inferior fascia of UG diaphragm * anterior view
• 75. crus of the penis * cut in pubic symphysis * cut across cavernous tissue * white tissue (albuginea) inferior to perineum

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