Q.1. post-menopausal female of 50 years visits the clinic with complain of pain in bilateral knee joint. She finds it's very difficult to stand from sitting position, walking & daily household chores. The consultant gets a plain radiograph done and finds narrowed joint space in bilateral knee. Answer the following questions: (a) What is your probable diagnosis? (2 Marks) (b) What type of joint is a knee joint? (2 Marks) (c) Name all the Ligaments associated with knee joint. (3 Marks) (d) Explain the mechanism of Locking & Unlocking of knee joint also give its importance. (3 Marks)