Hair and Fibers
Of all the evidence found at crime scenes, these are found most often?
hair and fibers are found the most often.
The study of plants in forensics is called?
Forensic Botany
Everyone has unique _____________, even identical twins!
fingerprints
What do we look for when trying to match fingerprints?
You can identify a fingerprint based on it’s pattern, minutiae, and level 3 details.
TRUE OR FALSE
People can have the same palm, feet, and lip prints?
FALSE, everyone's are unique.
The part of hair we see above the skin is actually what part of the hair?
The dead part.
The study of pollen in forensics is called?
Palynology.
What are the three main types of fingerprint patterns?
arch, whorl, and loop
TRUE OR FALSE
Level 3 details include pores and scars?
TRUE
Palm and feet prints, like fingerprints,
are classified by what three patterns?
whorls, loops, and arches
Fibers can be made of these three things?
plant based, animal based, or synthetic based.
TRUE OR FALSE
Each location has it’s own unique pollen signature.
True
When are our fingerprints formed?
In the womb (before we are born).
What kind of tools do you use to dust for fingerprints?
a brush and fingerprinting dust
What kind of prints are found the most at a crime scene?
Palm print
What part of the hair contains DNA?
the hair root.
What is one way investigators can collect things like pollen, dust, and soil from a crime scene?
Investigators use tape, use special forensic vacuums, or take samples back to the laboratory to collect samples from delicate or hard to collect objects.
What is the name of the FBI fingerprint database?
AFIS
What can we use to see latent (or invisible prints) better?
We can use powders, chemicals, or special lighting to see latent prints.
Name something footprints at a crime scene can tell us?
How many people were at the crime scene, how people moved about the room, and if people were walking or running.
Hair is made of this kind of protein?
keratin
What plant parts can be found in dirt and dust?
Plant parts like pollen, seeds, and spores.
When friction ridges on fingerprints form islands, ridge lines that stop, and ridge lines that fork, we call these smaller identification patterns?
minutiae points
What are the three kinds of fingerprints that can be collected from a crime scene?
Patent prints are visible (like in paint).
Plastic prints are squished into soft things (like the playdough).
Latent prints are made with oil and sweat (they're basically invisible and need to be dusted to see well)
There are (how many) main types of lip print patterns?
There are 8 main types of lip print patterns.