one of several charts used in testing visual acuity. Letters, numbers, or symbols are arranged on the chart in decreasing size from top to bottom. A wall chart developed by a Dutch ophthalmologist Hermann Snellen in the 19th century, which is still used today to measure visual acuity.
Popliteal Nodes. The popliteal nodes, or popliteal lymph nodes, include six or seven nodes and are located in the legs near the knees at the popliteal fossa.They service the lower legs and feet for the lymphatic system.opliteal Nodes. The popliteal nodes, or popliteal lymph nodes, include six or seven nodes and are located in the legs near the knees at the popliteal fossa.
The popliteal area is a depression on the posterior surface of the distal part of the femur immediately proximal to the condyles. Variation in the Muscles and Nerves of the Leg in E. Bruce Holmes. I saw at least three or four in which the bullet, in addition to traversing the knee-joint, injured the popliteal vessels.