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Department of Neurobiology and Developmental Sciences: Human Structure Module
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  9. Joints and Ligaments of the Abdomen

Joints and Ligaments of the Abdomen

Joint or ligamentDescriptionNotes
inguinal ligamentthe ligament that connects the anterior superior iliac spine with the pubic tuberclethe inguinal ligament is a specialization of the inferior border of the external abdominal oblique aponeurosis; it is the site of origin for a part of the internal abdominal oblique muscle and for a part of the transversus abdominis muscle; also known as: Poupart's ligament
lacunar ligamentan extension of the medial end of inguinal ligament which connects the pubic tubercle with the pecten of the pubisthe lacunar ligament is a flattened portion of the aponeurosis of the external
abdominal oblique m. that projects posteriorly from the pubic tubercle; it forms the medial border of the femoral ring and the floor of the inguinal canal at the superficial inguinal ring
pectineal ligament a thickening of fascia on the pecten of the pubisthe pectineal ligament looks like an extension of the lacunar ligament along the surface of the pectineal line; also known as: Cooper's ligament (note: Cooper's ligaments are also found in the breast)
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