'C' wave in JVP is due to-: (A) Atrial contraction, (B) Tricuspid valve bulging into right atrium, (C) Right atrial filling, (D) Rapid ventricular filling
Answer is B. Answer is B (Tricuspid valve bulging into right atrium) The 'C' Wave is a positive wave produced by the bulging of tricuspid valve into the right atrium during right Ventricular isovolumetric systole and by impact of the carotid aery adjacent to the jugular vein.