ABSITE – Hernias Exam Questions and Answers 100% Pass

ABSITE – Hernias Exam Questions and Answers 100% Pass Inguinal Canal - ANTERIOR - aponeurosis of external oblique - fleshy part of internal oblique (lateral third of canal only) - superficial inguinal ring (medial third of canal only) SUPERIOR - Medial crus of aponeurosis of external oblique - Musculoaponeurotic arches of internal oblique and transverse abdominal - Transversalis fascia --> conjoined tendon INFERIOR - inguinal ligament --> shelving edge - lacunar ligament (medial third of canal only) 2Brittie Donald, All Rights Reserved © 2025 - iliopubic tract (lateral third of canal only) POSTERIOR - transversalis fascia - conjoint tendon (Inguinal falx, reflected part of inguinal ligament, medial third of canal only) - deep inguinal ring (lateral third of canal only) Inguinal Canal Contents - 3 arteries: artery to vas deferens (or ductus deferens), testicular artery, cremasteric artery; 3 fascial layers: external spermatic, cremasteric, and internal spermatic fascia; 3 other structures: pampiniform plexus, vas deferens (ductus deferens), testicular lymphatics; 3 nerves: genital branch of the genitofemoral nerve (L1/2), sympathetic and visceral afferent fibres, ilioinguinal nerve (N.B. outside spermatic cord but travels next to it) 3Brittie Donald, All Rights Reserved © 2025 External abdominal oblique fascia - forms the inguinal ligament (shelving edge and roof) at inferior portion of the inguinal canal Internal abdominal oblique muscle - becomes cremasteric muscles Conjoined Tendon - aponeurosis of the internal abdominal oblique and transversalis fascia Inguinal Ligament (Poupart's Ligament) - - from external abdominal oblique fascia - from ASIS to pubis - anterior to femoral vessels Lacunar Ligament - - part of the inguinal ligament that splays out to insert in the pubis Pectineal Ligament (Cooper's Ligament) - - posterior to femoral