Ana L1C | Abdominal Wall and Cavity Spring 2024 GI
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Ana L1C | Abdominal Wall and Cavity Spring 2024 GI

Test your knowledge of the surface anatomy, layers, skeletal and muscular elements, and peritoneum of the abdominal wall in this quiz for Spring 2024. Learn to describe the surface anatomy, layers, and functions of the abdominal wall and peritoneum.

Created by
@ProudDiction

Questions and Answers

What is the origin of the Rectus Abdominis muscle?

Pubic symphysis and crest

Which muscle flexes the trunk, compresses internal viscera, and is supplied by the Thoraco-abdominal and subcostal nerves T7-T12?

Rectus Abdominis

What is the insertion point of the External Oblique muscle?

Linea Alba (Rectus Sheet), pubic tubercle, and iliac crest

Which structure describes the components and functions of the Peritoneum?

<p>Skeletal Elements</p> Signup and view all the answers

What is the nerve supply for the Internal Oblique muscle?

<p>Thoraco-abdominal and subcostal nerves T7-T12</p> Signup and view all the answers

Where does the Rectus Abdominis muscle insert?

<p>Xiphoid process and costal cartilage of ribs 5-7</p> Signup and view all the answers

Which muscle flexes and rotates the trunk, and compresses and supports internal viscera?

<p>Transversus abdominis</p> Signup and view all the answers

Which nerve supplies the skin, muscles, and parietal peritoneum of the anterolateral abdominal wall?

<p>Subcostal nerve</p> Signup and view all the answers

What is the origin of the quadratus lumborum muscle?

<p>12th rib and transverse processes of lumbar vertebrae</p> Signup and view all the answers

Which artery supplies the superior part of the abdominal wall?

<p>Superior epigastric artery</p> Signup and view all the answers

Which peritoneal fold attaches to the greater curvature of the stomach and the first part of the duodenum?

<p>Greater omentum</p> Signup and view all the answers

Which nerve supplies the anterior surface of the scrotum or labia majora?

<p>Ilio-inguinal nerve</p> Signup and view all the answers

What is the action of the psoas muscle?

<p>Flexes thigh</p> Signup and view all the answers

What structure covers much of the viscera in the abdominal cavity?

<p>Visceral peritoneum</p> Signup and view all the answers

What is a potential space between the parietal and visceral layers of peritoneum called?

<p>The peritoneal cavity</p> Signup and view all the answers

What is the origin of the iliacus muscle?

<p>Iliac crest</p> Signup and view all the answers

What is the nerve supply for the rectus abdominis muscle?

<p>Thoraco-abdominal and subcoastal nerves T7-T12</p> Signup and view all the answers

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