Contrast used for MRI: September 2012, March 2013 (f, g)
High-Yield Explanation
Ans. B i.e. Gadolinium MRI MC contrast agent used in MRI: Gadolinium DTPA C/I to MRI: - Cardiac pacemakers, - Aneurysmal clips etc. Faradays cage: MRI rooms are shielded by continuous sheets of copper or aluminium from interference by external electromagnetic radiation.