For the following cardiac abnormalities, select the characteristic JVP finding.Complete heart block
Large a waves occur with increased resistance to filling (tricuspid stenosis, pulmonary hypertension) or when the right atrium contracts against a tricuspid valve closed by right ventricular systole (Cannon a waves) in complete heart block or other arrhythmias.
Cannon a wave
prominent x descent
Kussmaul's sign
slow y descent
C.V.S.