human) head. face is used when referring to physical features: a pretty face with high cheekbones. countenance, a more formal word, denotes the face as it is affected by or reveals a person's state of mind; hence, it often signifies the look or expression on the face: a thoughtful countenance.
Muscles Around the Knee. 1  Quadriceps femoris musclesâa large muscle group on the front of the thigh. 2  Vastus lateralisâpart of the quadriceps femoris on the outside-front of the thigh, it extends or straightens the leg and is controlled by the femoral nerve. Vastus lateralisâpart of the quadriceps femoris on the outside-front of the thigh, it extends or straightens the leg and is controlled by the femoral nerve. 2  Vastus intermediusâpart of the quadriceps femoris on the center-front of the thigh, it extends or straightens the leg and is controlled by the femoral nerve.
A knee sprain occurs when one or more ligaments in your knee are suddenly stretched or torn. Ligaments are tissues that hold bones together. Ligaments support the knee and keep the joint and bones lined up. They help you to be able to walk, twist and turn. There are 4 ligaments that help support the knee.Ask your caregiver which of these ligaments was sprained in your knee.Ligaments are often sprained because of an exercise or sports-related injury.igaments are tissues that hold bones together. Ligaments support the knee and keep the joint and bones lined up. They help you to be able to walk, twist and turn. There are 4 ligaments that help support the knee.