<prompt> Abnormal Fetal tachycardia is defined as:Fetal hea rate 160 bpmFetal hea rate 180 bpmFetal hea rate 200 bpmNone of the above  <response>: Fetal hea rate above 180bpm is considered as abnormal tachycardia. Refer page no 519 of Text book of obstetrics,sheila balakrishnan,2 nd edition. 