<prompt> Mirror test is used toAssessment of cessation of respirationAssessment for tremorsAssessment for hea functionAssessment for brain function  <response>: Cessation of respiration : this should be complete and continuous. Complete stoppage of respiration for more than 5 minutes usually causes death. Respiration may stop for very sho period without causing death. Feather test, mirror test and Winslows test have only historical impoance. Ref: Dr. NARAYANAN REDDYS TEXTBOOK OF FORENSIC MEDICINE PAGE 144 