As used in the phrase null and void, refers to something that binds no one or is incapable of giving rise to any rights or duties under any circumstances.
The quadriceps is muscle group consisting of four muscles that flex the knee, which is a major movement of the farmerâs walk. These muscles are the rectus femoris, vastus intermedius, vastus lateralis, and vastus intermedius.
Gastrocnemius (calf) strain. The Gastrocnemius muscle is a powerful superficial muscle located at the back of the lower leg and is involved in standing, walking, running and jumping. Anatomy. Often referred to as the calf muscle, it is located behind the tibia (shin bone) and works across both the knee and ankle joints.