UF PHA6936 FINAL LATEST
EXAM PREP
How often does hair grow? - ANSWERS-1 cm/month
What are the 3 layers of hair? - ANSWERS-Cuticle, cortex, medulla
Which layer has pigment granules? - ANSWERS-Cortex
Which layer is resistant to chemical decomposition? - ANSWERS-
Cuticle
How can the medulla be classified? - ANSWERS-Interrupted,
fragmented, continous, stacked, absent
What type of medullas do animals usually have? - ANSWERS-Stacked,
continuous or interrupted
What type of medullas do humans usually have? - ANSWERS-
Continuous, fragmented or absent
What are th 3 stages of growth? - ANSWERS-Anagen, catagen, telogen
END OF
PAGE
1
, UF PHA6936 FINAL LATEST
EXAM PREP
How long does each stage of growth last? - ANSWERS-Anagen- up to 5
years
Catagen- 2-3 weeks
Telogen- 2-6 months
Can scientists determine body area that hair came from comparison? -
ANSWERS-Yes
What is the best stage for DNA comparison of hair? - ANSWERS-
Anagen stage
If there is no nuclear DNA present, what type do scientists use? -
ANSWERS-Mitochondrial DNA
When taking reference samples from the head, how many hairs do you
need? - ANSWERS-50 full length hairs
Crime scene processing is the same as crime scene investigation. -
ANSWERS-False
END OF
PAGE
2
, UF PHA6936 FINAL LATEST
EXAM PREP
Which crimes do we place more investigative emphasis on? -
ANSWERS-Crimes against people
Which of the following is a search pattern? - ANSWERS-grid
photographs of crime secenes must include overall views, close ups, and
_______? - ANSWERS-midrange
crime scene documentation methods do not include: - ANSWERS-cell
phone records
what can affect how you prepare to conduct a crime scene investigation?
- ANSWERS-location, weather, time of day
according to lecture, what is the first thing a first responder should do at
a major crime scene? - ANSWERS-search for and detain the suspect
types of crime sketches include - ANSWERS-preliminary, cross
projection, smooth
END OF
PAGE
3
, UF PHA6936 FINAL LATEST
EXAM PREP
the rough sketch that is usually prepared at a crime scene is used to -
ANSWERS-precisely locate evidence
you should only document what you see - ANSWERS-false
a blood spatter pattern consisting of a large number of very fine, mist-
like droplets indicates that the blood probably came from a -
ANSWERS-gunshot wound
a swipe bloodstain pattern is the result of - ANSWERS-a bloody object
in motion contacting another clean surface
blood spatter patterns can indicate - ANSWERS-how many sources of
blood there were, what type of weapon was used, the number of times a
weapon was used
the ______ the droplet, the ______the force that was used to create the
spatter - ANSWERS-smaller, the greater
END OF
PAGE
4
EXAM PREP
How often does hair grow? - ANSWERS-1 cm/month
What are the 3 layers of hair? - ANSWERS-Cuticle, cortex, medulla
Which layer has pigment granules? - ANSWERS-Cortex
Which layer is resistant to chemical decomposition? - ANSWERS-
Cuticle
How can the medulla be classified? - ANSWERS-Interrupted,
fragmented, continous, stacked, absent
What type of medullas do animals usually have? - ANSWERS-Stacked,
continuous or interrupted
What type of medullas do humans usually have? - ANSWERS-
Continuous, fragmented or absent
What are th 3 stages of growth? - ANSWERS-Anagen, catagen, telogen
END OF
PAGE
1
, UF PHA6936 FINAL LATEST
EXAM PREP
How long does each stage of growth last? - ANSWERS-Anagen- up to 5
years
Catagen- 2-3 weeks
Telogen- 2-6 months
Can scientists determine body area that hair came from comparison? -
ANSWERS-Yes
What is the best stage for DNA comparison of hair? - ANSWERS-
Anagen stage
If there is no nuclear DNA present, what type do scientists use? -
ANSWERS-Mitochondrial DNA
When taking reference samples from the head, how many hairs do you
need? - ANSWERS-50 full length hairs
Crime scene processing is the same as crime scene investigation. -
ANSWERS-False
END OF
PAGE
2
, UF PHA6936 FINAL LATEST
EXAM PREP
Which crimes do we place more investigative emphasis on? -
ANSWERS-Crimes against people
Which of the following is a search pattern? - ANSWERS-grid
photographs of crime secenes must include overall views, close ups, and
_______? - ANSWERS-midrange
crime scene documentation methods do not include: - ANSWERS-cell
phone records
what can affect how you prepare to conduct a crime scene investigation?
- ANSWERS-location, weather, time of day
according to lecture, what is the first thing a first responder should do at
a major crime scene? - ANSWERS-search for and detain the suspect
types of crime sketches include - ANSWERS-preliminary, cross
projection, smooth
END OF
PAGE
3
, UF PHA6936 FINAL LATEST
EXAM PREP
the rough sketch that is usually prepared at a crime scene is used to -
ANSWERS-precisely locate evidence
you should only document what you see - ANSWERS-false
a blood spatter pattern consisting of a large number of very fine, mist-
like droplets indicates that the blood probably came from a -
ANSWERS-gunshot wound
a swipe bloodstain pattern is the result of - ANSWERS-a bloody object
in motion contacting another clean surface
blood spatter patterns can indicate - ANSWERS-how many sources of
blood there were, what type of weapon was used, the number of times a
weapon was used
the ______ the droplet, the ______the force that was used to create the
spatter - ANSWERS-smaller, the greater
END OF
PAGE
4
