However, in resting horses, a heart rate over 80 can be a sign of a serious problem. If a calm horse has a pulse that is consistently over 60, it can also be a problem. Things that can increase the horse's heart rate include exercise, fear, pain, stress, and excitement.
Because blood analysis is a comparison analysis (comparison of the victim's blood and the suspect's blood to blood found at the crime scene), reference blood samples are needed from the victim and suspect. A comparison must be made between the genetic markers in the victim s blood and the suspect's blood.
BODY FLUIDS - Blood, semen, saliva, sweat, and. urine can be analyzed to provide information about. the crime as well as its victim or the suspect. Chemicals and UV light can be used at a crime. scene to find areas with body fluids, which are. swabbed, bagged and collected in vials. DNA can be extracted from almost any tissue -. hair, fingernails, bones, teeth, & body fluids.