In "obsetrics ultra sound" commonly employed range of frequency is:-
High-Yield Explanation
Commonly employed range of frequency in obsetrics ultra sound - 3.5-5 Mega Hz ( Trans abdominal scan) Obstetrical USG Range of Frequency Trans abdominal scan (TAS) using convex probe 3.5 - 5 Mega Hz Trnsvaginal scan (TVS) using TVS probe 5 - 6.5 Mega Hz