What is the glossary?
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Section that includes a list of bloodstain pattern analysis specific terms.
- Gives general descriptions of all types of patterns discussed in the report.
- Spells out all acronyms.
,What are the two things that can happen when white light strikes a surface?
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- There can be a total reflection (white shirt reflecting all colors).
- Partial reflection and partial absorption (single colors)
What are the 6 general features of blood stains?
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1. Direction of orientation.
2. Angle of blood on surface impact.
3. Location/position of body during bleeding.
4. Movement of bleeding person.
5. Minimum number of blows administered.
6. Approx. location of person inflicting blows.
What are blood pool patterns?
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Blood collection on a level surface. May be absorbed and appear as a
larger pool (like on carpet).
What can be used to photograph using IR light?
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, An IR capable camera or IR filter.
If a surface transmits IR light:
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It appears to disappear and reveal what is under it.
UV light can stimulate what in the visible light range?
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Fluorescence.
Florescence involves a ___________ wavelength and ____________ intensity.
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Longer; lower.
Different fluids __________ differently depending on the _________ they are exposed to.
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, fluoresce; wavelength
What do distorted edges of blood stains indicate?
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Indicate the direction of travel.
What two steps are used to eliminate light being emitted in ALS photography?
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- Use colored glasses to initially visualize stains.
- Colored filters for the camera to photograph.
IR light cannot be sensed by what?
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The human eye or digital sensors.
What are the 7 specific types of blood spatter?
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Give this one a try later!
Section that includes a list of bloodstain pattern analysis specific terms.
- Gives general descriptions of all types of patterns discussed in the report.
- Spells out all acronyms.
,What are the two things that can happen when white light strikes a surface?
Give this one a try later!
- There can be a total reflection (white shirt reflecting all colors).
- Partial reflection and partial absorption (single colors)
What are the 6 general features of blood stains?
Give this one a try later!
1. Direction of orientation.
2. Angle of blood on surface impact.
3. Location/position of body during bleeding.
4. Movement of bleeding person.
5. Minimum number of blows administered.
6. Approx. location of person inflicting blows.
What are blood pool patterns?
Give this one a try later!
Blood collection on a level surface. May be absorbed and appear as a
larger pool (like on carpet).
What can be used to photograph using IR light?
Give this one a try later!
, An IR capable camera or IR filter.
If a surface transmits IR light:
Give this one a try later!
It appears to disappear and reveal what is under it.
UV light can stimulate what in the visible light range?
Give this one a try later!
Fluorescence.
Florescence involves a ___________ wavelength and ____________ intensity.
Give this one a try later!
Longer; lower.
Different fluids __________ differently depending on the _________ they are exposed to.
Give this one a try later!
, fluoresce; wavelength
What do distorted edges of blood stains indicate?
Give this one a try later!
Indicate the direction of travel.
What two steps are used to eliminate light being emitted in ALS photography?
Give this one a try later!
- Use colored glasses to initially visualize stains.
- Colored filters for the camera to photograph.
IR light cannot be sensed by what?
Give this one a try later!
The human eye or digital sensors.
What are the 7 specific types of blood spatter?
Give this one a try later!
