Abdominal Wall Anatomy: Layers and Muscles

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Questions and Answers

Which artery supplies the skin around the umbilicus?

  • Superior epigastric artery
  • T10 artery (correct)
  • Inferior epigastric artery
  • Deep circumflex iliac artery

Which vein accompanies the superficial inguinal arteries below the umbilicus?

  • Superficial epigastric vein
  • Axillary vein
  • Lateral thoracic vein
  • Great saphenous vein (correct)

What is the shape of the deep inguinal ring?

  • Triangle
  • Oval (correct)
  • Circle
  • Rectangle

Which structure reinforces the posterior wall of the inguinal canal on its medial half?

<p>Reflected part of the inguinal ligament (C)</p> Signup and view all the answers

Which lymph nodes drain the superficial tissues above the umbilicus?

<p>Axillary lymph nodes (D)</p> Signup and view all the answers

What is the lower boundary of the inguinal canal?

<p>Inguinal ligament (B)</p> Signup and view all the answers

Which artery is closely related to the deep inguinal ring?

<p>Inferior epigastric artery (D)</p> Signup and view all the answers

Which layer of the abdominal wall forms the roof of the inguinal canal?

<p>Transversus abdominis muscle (C)</p> Signup and view all the answers

What is the significance of the deep inguinal ring in hernia formation?

<p>It is the weak point through which hernias occur (D)</p> Signup and view all the answers

Which structure forms the anterior wall of the inguinal canal?

<p>External oblique muscle (B)</p> Signup and view all the answers

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