Questão 1
Questão
The amount of spatter from a blood droplet falling on a hard, non-porous surface is _______ that of a drop of blood of equal size, falling from the same distance, onto a softer, porous surface.
Responda
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The same as
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Less then
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Greater than
Questão 2
Questão
The pointed end of a bloodstain always faces
Responda
-
Opposite its direction of travel
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Toward the direction from which the force came
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Its direction of travel
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Toward the position of the blood source
Questão 3
Questão
A blood droplet deposited at an angle of impact of about 90º (directly vertical to the surface) will:
Questão 4
Questão
The most common type of bloodstain pattern found at a crime scene is:
Responda
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Cast-off spatter
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Void spatter
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Impact spatter
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Arterial spray
Questão 5
Questão
The velocity classification of an impact spatter pattern
Responda
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Cannot illuminate the specific events that produced the pattern
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Can determined the kind of action that produced the patter
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Is never used for descriptive purpose
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Can only be determined by a trained bloodstain pattern analyst
Questão 6
Questão
The intersection of straight lines through the long axis of several individual bloodstains in an impact spatter pattern illustrates the ______ of the pattern
Responda
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Area of origin
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Void patter
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Area of convergence
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Velocity classification
Questão 7
Questão
At the crime scene, the string method is used to find the ______ of an impact spatter pattern
Responda
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Area of origin
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Void pattern
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Area of convergence
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Velocity classification
Questão 8
Questão
The deposition of backward spatter produced by a gunshot wound is determined be:
Responda
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The location of the injury
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The size of the wound created
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The distance between the victim and the muzzle
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All of the above
Questão 9
Questão
If a murder victim's blood is found in the muzzle of a firearm:
Responda
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No conclusion can be made
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It can be concluded that the firearm is the murder weapon
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It can be concluded that the firearm was present during the injury to the victim
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It can be concluded that the owner of the firearm is the prepetrator
Questão 10
Questão
Which weapon would create cast-off patterns consisting of small droplets in a linear pattern?
Responda
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Baseball bat
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Knife
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Wooden plank
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All of the above
Questão 11
Questão
The pressure of the pumping of oxygenated blood out of an injury causes bright red-colored blood to spurt out and form a(n):
Responda
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Void pattern
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Expirated pattern
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Arterial spray pattern
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Both b and c
Questão 12
Questão
The removal of an object or surface that was located between the origin of blood and the target surface during the blodstain deposition leaves behind:
Responda
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Expirated blood
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A void
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Blowback spatter
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An undentifiable pattern
Questão 13
Questão
When an object with blood on it touches one that does not have blood on it, this produces a(n):
Questão 14
Questão
Widely spaced bloody shoe prints with satellite spatter between the shoe prints were likely deposited by an individual who was:
Responda
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Standing in place
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Walking slowly
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Running
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Carrying a bloody weapon
Questão 15
Questão
The direction of a _______ may show movement of objects or bodies while the pattern was still forming or after the blood has dried
Responda
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Flow pattern
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Cast-off pattern
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Bloodstain tail
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Trail pattern
Questão 16
Questão
The approximate drying time of a pool of blood can be used to estimate timing of events at a crime scene and is dependent upon:
Responda
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The clotting ability of the blood
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The blood type of the blood
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The environmental condition of the scene
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The method of deposition
Questão 17
Questão
The skeletonized perimeter of a bloodstain can be used to interpret:
Responda
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The kind of force that produced the bloodstain
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The time that elapsed between deposition of the stain and alteration of the stain
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The source of the bloodstain
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Both b and c