CSI
What does CSI stand for?
Crime Scene Investigation
Fresh, Bloat, Active Decay, Advanced Decay, Skeletonization
Stages of Decomposition
Decomposition
What are the three types fingerprint patterns?
Arch, Loop, Whorl
DNA is which of the following: protein, carbohyrate, lipid, nucleic acid
Nucleic acid
Blood cell that transports oxygen and carbon dioxide.
Red Blood Cell
Contact between people and/or objects results in the transfer of evidence (ex. blood --> couch, car paint --> wall, etc.)
Principle of Exchange, Locard's Principle
External and internal examination of a dead body
Autopsy
Small details on the ridges of fingerprints (example: spur, fork, eye)
What does STR stand for?
Short Tandem Repeat
Liquid component of blood.
Plasma
Two types of crime scene
Primary and Secondary (technically infinite amounts)
Name the three major mortis'
Algor, Rigor, Livor
Invisible/Latent Prints
How many peaks are there in a homozygous STR?
1 peak
As blood drop height _______, blood drop width ______.
increases, increases
OR
decreases, decreases
Two types of indirect evidence
Physical and Biological
Five manners of death
Natural, Accidental, Homicide, Suicide, Undetermined
Fingerprints at a crime scene that are found in soft materials, like clay or butter.
Plastic
Where would STR D4S18 be located? (HINT: not "the nucleus")
Chromosome 4
Name of the test for determining if a red substance is blood or not blood.
Name three of the seven S's in CSI investigation.
Securing, separating witnesses, scanning, seeing, sketching, searching, collecting evidence
Time that has passed since death
Postmortem Interval (PMI)
Name four ways to find invisible prints at a crime scene or on evidence.
Dusting, iodine, cyanoacrylate (super glue), ninhydrin, silver nitrate
What is a gel electrophoresis DNA ladder?
"Measuring tool" used to determine the size (in base pairs) of DNA segments
What is the equation used to determine the angle of blood spatter origin?
Angle of Origin = sin-1(width/length)