Note to moderator: Read the answerline carefully. Damage to three structures in this body part make up O’Donoghue’s unhappy triad. In Osgood–Schlatter disease, a painful bump directly below (10[1])this body part is caused by epiphyseal plate tension during growth spurts. (10[1])When (10[1])extended (10[1])by the vastus medialis, this body part is stabilized by the screw-home mechanism and by posterior and anterior (-5[1])ligaments (-5[1])arranged in an “X” shape. (10[1]-5[1])The menisci (10[1])of this joint improve its shock absorption (10[1])capacity. (10[1])This joint’s soft cartilage hardens into bone at age four and connects the femur and tibia. (10[1])For 10 points, a common reflex test involves striking the patella of what largest joint located between the shin and thigh? ■END■ (10[3])