Medical MCQ-A healthy young athlete is sitting at the edge of the table with knee at 90 degree flexion. He fully extends it. What will happen?

A healthy young athlete is sitting at the edge of the table with knee at 90 degree flexion. He fully extends it. What will happen?

Movement of tibial tuberosity towards centre of the patella

Movement of tibial tuberosity towards lateral border of patella

Movement of tibial tuberosity towards medial border of patella

No change in position

Question Category:

Anatomy

Correct Answer:

Movement of tibial tuberosity towards lateral border of patella

Description:

In a normal knee flexed 90 degree, the tibial tuberosity aligns with the medial half of the patella. The tibial tuberosity moves laterally during extension and aligns with the lateral half of the patella at full extension. Ref: Basic Biomechanics of the Musculoskeletal System, 3e By Margareta Nordin, Victor Hirsch Frankel, 2001, Page 184.

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