The Missouri and the lower Mississippi are usually considered as a single waterway, which is among the longest in the world. The <b>Missouri River</b> starts in Montana and flows generally east and south for <b>2540 miles</b> before flowing into the Mississippi River, the second longest river in the United States. The Mississippi River (the <i>largest</i> river system) flows from Minnesota to the Gulf of Mexico.
Knee. The knee is a complex pivotal hinge joint that connects the bones in the upper and lower leg, comprised of muscle, ligaments, tendons, and the meeting of four bones: the femur, tibia, fibula, and patella. It is the largest joint in the body. Read More.
Tendons connect the knee bones to the leg muscles that move the knee joint. Ligaments join the knee bones and provide stability to the knee: 1  The anterior cruciate ligament prevents the femur from sliding backward on the tibia (or the tibia sliding forward on the femur).endons connect the knee bones to the leg muscles that move the knee joint. Ligaments join the knee bones and provide stability to the knee: 1  The anterior cruciate ligament prevents the femur from sliding backward on the tibia (or the tibia sliding forward on the femur).