Most abundant cation – Cardiology MCQ Johnson Francis | June 10, 2020 | Cardiology | No Comments Most abundant cation – Cardiology MCQ Most abundant cation in the human body: Calcium Magnesium Sodium Potassium Click here for the correct answer Related Posts Intravenous P2Y12 receptor inhibitor – Cardiology MCQ No Comments | Aug 28, 2016 Orthostatic hypotension – classical, delayed and initial No Comments | Apr 17, 2020 Innocent heart murmurs No Comments | Apr 6, 2021 Hypokalemia with heart failure – Cardiology MCQ – Answer No Comments | Jun 12, 2020 About The Author Johnson Francis Former Professor of Cardiology, Calicut Govt. Medical Kozhikode, Kerala, India. Editor-in-Chief, BMH Medical Journal