Chordates are animals with backbones. Animal groups in the chordate phylum include fish, amphibians, reptiles, birds and mammals. Animals with backbones are the most highly evolved groups of animals, the most complex and complicated.
Femoral triangle. The femoral triangle (or Scarpa's triangle) is an anatomical region of the upper inner thigh. It is a subfascial space which appears as a triangular depression inferior to the inguinal ligament when the thigh is flexed, abducted and laterally rotated. Contents.
This area houses the femoral attachments of the cruciate ligaments. The anterior cruciate ligament (ACL) originates from the lateral side of the notch and the posterior cruciate ligament (PCL) attaches to the medial side.his portion of the knee joint is made by the articulation of the upper thighbone (femur) with the lower leg bone (tibia). The end of the femur has two rounded structures known as the femoral condyles. The lateral femoral condyle is on the outside part of the knee while the medial femoral condyle is on the inside.