<prompt> Anterior fontannel corresponds to all EXCEPT:Frontal bonesCoronal sutureLambdoid sutureSaggital suture  <response>: Ans. C Lambdoid sutureRef: Gray, 41st ed. pg. 418-419 Anterior fontanel is formed by frontal bone and parietal bone. It is diamond shaped and closes at 18 months. Posterior fontanel is formed by parietal bone and occipital bone. It is triangular shaped and closes immediately after birth or within 2-3 months. 