"triphasic: having three phases, due to crossing the zero flow baseline twice in each cardiac cycle"
"biphasic: having two phases or variations having forward and reverse flow 5"
"biphasic: having two phases or variations having forward and reverse flow 5"
"monophasic: having one phasesystolic forward flow continuing into diastole, lacking reverse diastolic flow, which can be divided by acceleration/deceleration time 8:"
Expected headings
"Doppler"