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What is Length of inguinal canal and explain in detail?
INGUINAL CANAL:- Oblique intermuscular passage in the lower pa of the anterior abdominal wall.Extends from deep inguinal ring to superficial.Deep ring- oval opening in fascia transversalis.1.25 cm above mid-inguinal point.Superficial ring: triangular gap in external oblique aponeurosis. Length: 4cm Directed downwards forwards and medially. BOUNDARIES:-1. Anterior wall A. To the whole extend: skinsuperficial fascia and external oblique aponeurosis.B. Lateral one third: internal oblique muscle 2. Posterior wall A. Whole extend fascia transversalis, extraperitoneal tissue, the parietal peritoneum.B. Medial two third: conjoint tendon, reflected pa of inguinal ligament. 3. Roof:arched fibres of internal oblique and transversus abdominis.4. Floor: grooved upper surface of inguinal ligament. Structures passing through:-1. Spermatic cord(males) Round ligament of uterus (f)2. Ilioinguinal nerve. {Reference: BDC 6E pg213}