Anterior Abdominal Wall

Learning Objectives

After reading this post you will know

  • The layers of anterior abdominal wall.
  • The nine regions of abdominal cavity and their main contents.
  • Vertebral levels of transpyloric plane, subcostal plane and intertubercular plane.
  •  Structures present at the level of transpyloric plane.
  • Origin, insertion, action and nerve supply of  muscles of  anterior abdominal wall.
  • Surface landmarks – linea alba and linea semilunaris.
  • Umbilicus  and its clinical significance.
  • Attachment of membranous layer of superficial fascia and its clinical significance.
  • Cutaneous innervation of anterior abdominal wall.
  • Arterial supply of anterior abdominal wall.
  • Lymphatic drainage of anterior abdominal wall.

Layers of Anterior Abdominal Wall

layers of anterior abdominal wall

 

Nine Regions of Abdominal Cavity, Planes Used for Dividing Them  and Their Main Contents

 

Nine Regions of Abdominal Cavity, Planes Used for Dividing Them and Their Main Contents

 

Origin, Insertion, Action and Nerve Supply of Muscles of Anterior

Abdominal Wall

Origin, Insertion, Action and Nerve Supply of Muscles of Anterior Abdominal Wall

 

Structures Present at Transpyloric Plane

Structures Present at Transpyloric Plane

 

Linea alba, Linea Semilunaris and Umbilicus

Linea alba, Linea Semilunaris and Umbilicus

 

Attachment of Membranous Layer of Superficial Fascia And Its Clinical Significance

Attachment of Membranous Layer of Superficial Fascia And Its Clinical Significance

 

Arterial Supply, Cutaneous innervation and Lymphatic Drainage of Anterior Abdominal Wall

Arterial Supply, Cutaneous innervation and Lymphatic Drainage of Anterior Abdominal Wall

 

 

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