Pterion is:
(A) Is a point of articulation of four skull bones (B) It is a point where 'bregma' and 'lamba' meet (C) It is region of the postero-lateral fontanelle merge (D) Lies deep to the zygomatic arch
(A) Pterion is the area in the temporal fossa where 4 bones (frontal, parietal, temporal and sphenoid) adjoin each other forming an H-shaped suture.’