<prompt> Modified Biophysical profile isNSTFETAL TONEFETAL TONEAFINSTAFINSTFETAL TONEAFI  <response>: Modified biophysical profile: NSTAFI takes only 10 minutes to perform Biophysical profile : most accurate means of assessing fetal health as used 5 variables instead of 1.5 fetal biophysical components used are - a Hea rate acceleration b Breathing c Movements d Tone e Amniotic fluid volumeThis test takes 30-60 minutes of examiner time. 