<prompt> False Negative Hydrostatic test in a live born foetus may be seen in:AtelectasisAificial RespirationEmphysemaPutrefaction  <response>: The hydrostatic test is false negative the expanded lungs may sink due to atelectasis, diseases like acute oedema, pneumonia, congenital syphilis, etc. Ref: The Essentials of Forensic Medicine and Toxicology By Narayan Reddy, 27th Edition, Page 384 