Definitions
Invisible fingerprints that appear on a piece of paper or check are known as?
Latent prints
Where can natural fibers be harvested from?
Plants, animals, and minerals
How can forensic toxicologists test a body for drugs/toxins?
Urine, blood, or hair test
What is the difference between tempered and laminated glass when they break?
Tempered glass will produce small, pebble-like fragments while laminated glass will have more concentric circles and is less likely to shatter into small pieces.
Name 3 characteristics of fingerprints.
Ridge ending, Fork (bifurcation), Island Ridge, Dot, Bridge, Spur, Eye, Double Bifurcation, Delta, Trifurcation
How should a crime scene technician package a bloody shirt?
Place evidence on paper and secure it in an evidence bag. Sign their name across the taped edge of the bag.
What is the density of a glass sample that has a mass of 10g and a volume of 5g?
2g
How can scientists tell the difference between a male and female skeleton?
The pelvis of the female is wider, males have sharper edges to the tibia and ulna, eye sockets for females are rounder
Identification of a victim through dental records is called what?
Odontology
When a crime scene technician arrives at the scene, he/she photographs the victim and observes stiffening of the muscles in the victim's body. This type of change is called?
Rigor Mortis
What piece of evidence could an investigator use to determine most precisely who the suspect of a crime is if two identical twins are in question?
Fingerprint
How can a scientist tell if a hair has been forcibly removed?
The root attached to the hair shaft will probably be broken or damaged.
What is a "ten card"?
A card that holds all 10 fingerprints.
It is used during a blood type test. If the blood agglutinates, it is positive for that blood type.
Which type of crime is LEAST likely to be solved with the use of fiber evidence? A. Breaking and entering B. Hit-and-run C. Bombing
C. Bombing
What insect is most likely to appear in the early stages of decomposition?
Blowflies
The three main types of fingerprints are?
Loop, whorl, arch
The first job of the first responder is to?
Provide emergency care
What is the difference between individual and class evidence?
Individual- Material that is used to make a direct id of a person Class- Material that is used to connect an object or person to a group
What does DNA stand for? Name three biological sources of DNA
Deoxyribonucleic acid. Blood, Saliva, Tissues or other bodily fluids.