<prompt> Physiological calcification of Skull in X-ray is seen in a Pineal glandb Choroid plexusc Red nucleusd Basal ganglionacdbcdabdab  <response>: Normal variant Physiological intracranial calcification is seen in :- Pineal, choroid plexus, Dura, Basal ganglia, Habenular commissure, Dentate nuclei of cerebellum, Parasellar ligaments, and arachnoid granulation. 