This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Intra Uterine Growth Restriction, Intrapaum and Antepaum Fetal Surviellance, Subject name: Gynaecology & Obstetrics
Modified Biophysical profile is 
Select and explain. 
A. NST+FETAL TONE, B. FETAL TONE+AFI, C. NST+AFI, D. NST+FETAL TONE+AFI
C: NST+AFI
Answer: C: NST+AFI 
Explanation: Modified biophysical profile: NST+AFI (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.