CSA 1 - Processing Scene - Detailed Crime Scene Evidence Collection - Bodily Fluids/Practices 2 handle Blood/Physiological Fluids

Bodily fluids include what?

Blood, semen, urine, physiological fluids

4 substrates associated w/ bloodstains

Clothing, entire portable object, non-portable object part, non-porous surface stain

Don’t package bloodstained evidence in what?

Plastic bags

Collect entire what?

Stained attire

Avoid_____from 1 portion of attire 2 other and_____attire:

Stain alteration/blood transfer; fold/crumple

Don’t_____attire’s_____

Lose/contaminate; trace evidence

Avoid heat when doing what?

Collecting/transporting/storing blood evidence

Avoid what other fluids?

Moisture, water, liquids

Avoid what type of light against bloodstained evidence?

Strong light (UV light)

Avoid what type of physical contact over/near evidence?

Touching, glove removal, coughing, sneezing

Describe stain as what?

“Red stain”/”apparent bloodstain”, but don’t label stain as blood until forensically identified

Mark package w/ what?

Content cautions (“store frozen”/biohazard stickers")

Evidence exposed @ crime scene will cause what?

Contamination, but it may not be possible 2 dry item w/o risking contamination