| Joint or ligament | Description | Notes |
|---|---|---|
| inguinal ligament | the ligament that connects the anterior superior iliac spine with the pubic tubercle | the 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 ligament | an extension of the medial end of inguinal ligament which connects the pubic tubercle with the pecten of the pubis | the 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 pubis | the 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) |