Secondary ossification centre appears before bih at: (A) Upper end of femur, (B) Lower end of femur, (C) Lower end of tibia, (D) Lower end of fibula
Answer is B. Long Bone Diaphysis (shaft) - derived from primary ossification center. * present at 6 - 8 weeks of IUL. Epiphysis (ends) - derived from secondary ossification center. * appear after bih Except - Lower end of femur & sometimes upper end of tibia. | Their secondary ossification center appears before bih.