- May 2, 2026The rectus sheath is the aponeurotic envelope encasing the rectus abdominis muscle, formed by the splitting and reunion of the…
- May 2, 2026The internal oblique aponeurosis splits at the lateral border of the rectus abdominis to contribute to both the anterior and…
- May 2, 2026The transversus abdominis aponeurosis contributes to the posterior rectus sheath above the arcuate line and passes anteriorly below it. At…
- May 2, 2026The external oblique aponeurosis is the broad flat tendinous expansion of the external oblique muscle that forms the anterior abdominal…
- May 2, 2026The conjoint tendon is the combined aponeurotic insertion of the internal oblique and transversus abdominis on the pubic crest, forming…
- May 2, 2026The retropubic space (space of Retzius) is the prevesical extraperitoneal space between the pubic symphysis and the anterior bladder wall,…
- May 2, 2026The lesser omentum (gastrohepatic and hepatoduodenal ligaments) creates a peritoneal fold space between the stomach and the liver, forming the…
- May 2, 2026The retrohepatic space lies between the posterior liver surface and the anterior inferior vena cava, within the hepatorenal ligament attachments.…
- May 2, 2026The inferior recess of the lesser sac extends between the layers of the greater omentum toward the transverse colon, forming…
- May 2, 2026The lesser sac (omental bursa) is the peritoneal compartment posterior to the stomach and lesser omentum, communicating with the greater…