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.
Prepatellar bursitis (also referred to as patellar bursitis) is a painful condition affecting the front of the kneecap (patella). The prepatellar bursa is usually very thin and serves as a cushion between the patella and your skin, protecting your kneecap and the soft tissue that holds it is place.Prepatellar bursitis causes knee pain at the front of the knee due to the bursa sac becoming irritated and inflamed.This bursa is just one of many bursae (plural for bursa) in your body. Bursae are sacs of synovial fluid that are rich in protein and collagen.he prepatellar bursa is usually very thin and serves as a cushion between the patella and your skin, protecting your kneecap and the soft tissue that holds it is place. Prepatellar bursitis causes knee pain at the front of the knee due to the bursa sac becoming irritated and inflamed.