The femur, also known as the thigh bone, is the longest and strongest bone in the human body. It is located between the hip and the knee joint and is responsible for supporting the body's weight. The TIBIA, or SHIN bone, is the second longest bone in the body and is located between the knee and ankle joints. It is connected to the femur by the knee joint and helps to support the body's weight. The PATELLA, or kneecap, is a small triangular bone located at the front of the knee joint. It helps to protect the knee joint and provides stability when walking or running. The FIBULA, or calf bone, is the smaller of the two bones in the lower leg and is located on the outside of the TIBIA. It helps to stabilize the ankle and foot and is important for balance and movement. Together, these five bones make up the human leg bone, which is essential for movement and support.