Forensic Science

Time of death can be approximated by analyzing the vitreous humor and the levels

Time of death can be approximated by analyzing the vitreous humor and the levels

Time of death can be approximated by analyzing the vitreous humor and the levels of:
a. Potassium
b. Calcium
c. Sodium
d. Magnesium

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A pathologist would expect rigor mortis to disappear after _____ hours.

A pathologist would expect rigor mortis to disappear after _____ hours.

A pathologist would expect rigor mortis to disappear after _____ hours.
a. 12
b. 24
c. 36
d. 48

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Lividy can be expected to be fixed after _____ hours.

Lividy can be expected to be fixed after _____ hours.

Lividy can be expected to be fixed after _____ hours.
a. 2
b. 4
c. 16
d. 24

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Beginning an hour after death, the body will lose heat at an approximate rate of

Beginning an hour after death, the body will lose heat at an approximate rate of

Beginning an hour after death, the body will lose heat at an approximate rate of:
a. 0 – 0.5°F per hour.
b. 0.5 – 1°F per hour.
c. 1 – 1.5°F per hour.
d. 1.5 – 2°F per hour.

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Pulmonary edema is frequently found in victims that chronically abuse:

Pulmonary edema is frequently found in victims that chronically abuse:

Pulmonary edema is frequently found in victims that chronically abuse:
a. Marijuana.
b. Amphetamines.
c. Heroin.
d. Alcohol.

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Death at a fire scene is most often attributed to:

Death at a fire scene is most often attributed to:

Death at a fire scene is most often attributed to:
a. Carbon dioxide.
b. Carbon monoxide.
c. Nitrogen.
d. Hydrogen.

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Defense wounds are most typically seen on the:

Defense wounds are most typically seen on the:

Defense wounds are most typically seen on the:
a. Hands.
b. Face.
c. Shins.
d. Back.

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A body that displays a cherry-red discoloration might lead a pathologist to susp

A body that displays a cherry-red discoloration might lead a pathologist to susp

A body that displays a cherry-red discoloration might lead a pathologist to suspect poisoning by:
a. Cyanic acid.
b. Arsenic.
c. Pesticides.
d. Carbon monoxide.

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A sharp force injury will most likely come from a:

A sharp force injury will most likely come from a:

A sharp force injury will most likely come from a:
a. Hammer.
b. Baseball bat.
c. Glass piece.
d. Cinder block.

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The best place to take a blood sample in order to avoid contamination is the: a

The best place to take a blood sample in order to avoid contamination is the: a

The best place to take a blood sample in order to avoid contamination is the:
a. Inferior vena cava.
b. Superior vena cava.
c. Heart.
d. Femoral vein.

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Partially digested or dissolved pills can be seen in the:

Partially digested or dissolved pills can be seen in the:

Partially digested or dissolved pills can be seen in the:
a. Large intestine.
b. Stomach.
c. Small intestine.
d. Esophagus.

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Characteristic markings on the skin caused from the discharge of a firearm is kn

Characteristic markings on the skin caused from the discharge of a firearm is kn

Characteristic markings on the skin caused from the discharge of a firearm is known as:
a. Staining.
b. Stippling.
c. Tattooing.
d. b and c

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The largest percentage of accidental deaths is due to:

The largest percentage of accidental deaths is due to:

The largest percentage of accidental deaths is due to:
a. Drug overdoses.
b. Drowning.
c. Fire.
d. Transportation accidents.

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The death of an individual suffering from chronic alcoholism is ruled:

The death of an individual suffering from chronic alcoholism is ruled:

The death of an individual suffering from chronic alcoholism is ruled:
a. Natural.
b. Accidental.
c. Suicide.
d. Undetermined.

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Which can be used in making an identification of a deceased individual?

Which can be used in making an identification of a deceased individual?

Which can be used in making an identification of a deceased individual?
a. Fingerprinting
b. Dental examination
c. Facial reconstruction
d. All of the above

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If the distribution and pattern of bloodstains at a crime scene are not properly

If the distribution and pattern of bloodstains at a crime scene are not properly

If the distribution and pattern of bloodstains at a crime scene are not properly documented and analyzed, what potential information could be missed?

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newstart

An investigator is faced with clustered and irregularly colored bloodstain patte

An investigator is faced with clustered and irregularly colored bloodstain patte

An investigator is faced with clustered and irregularly colored bloodstain patterns at a crime scene that he believes could have originated from an arterial or oral injury. What characteristics of arterial and expirated blood patterns can assist the

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What conclusion can be deduced if fine droplets of the victim’s blood are found

What conclusion can be deduced if fine droplets of the victim’s blood are found

What conclusion can be deduced if fine droplets of the victim’s blood are found inside the muzzle of a firearm at an outdoor crime scene, where the victim suffered several gunshot wounds?

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Name two major limitations of crime scene reconstruction.

Name two major limitations of crime scene reconstruction.

Name two major limitations of crime scene reconstruction.

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Name and describe two methods for documenting bloodstain patterns.

Name and describe two methods for documenting bloodstain patterns.

Name and describe two methods for documenting bloodstain patterns.

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What determines the size of blood drops in a cast-off pattern? Explain.

What determines the size of blood drops in a cast-off pattern? Explain.

What determines the size of blood drops in a cast-off pattern? Explain.

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Define the terms area of convergence and area of origin and explain what each re

Define the terms area of convergence and area of origin and explain what each re

Define the terms area of convergence and area of origin and explain what each reveals to an investigator.

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Crime scene _____ is the method used to support a likely sequence of events at a

Crime scene _____ is the method used to support a likely sequence of events at a

Crime scene _____ is the method used to support a likely sequence of events at a crime scene by observing and evaluating physical evidence and statements made by individuals involved with the incident.

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Typically the blood expelled from impact wounds is not as bright red as the bloo

Typically the blood expelled from impact wounds is not as bright red as the bloo

Typically the blood expelled from impact wounds is not as bright red as the blood expelled from the _____.

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newstart

Cast-off patterns can show the _____ number of blows.

Cast-off patterns can show the _____ number of blows.

Cast-off patterns can show the _____ number of blows.

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Drops propelled from a pointed surface will be smaller and the pattern more ____

Drops propelled from a pointed surface will be smaller and the pattern more ____

Drops propelled from a pointed surface will be smaller and the pattern more _____.

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newstart

Blunt force trauma is normally associated with _____-velocity spatter.

Blunt force trauma is normally associated with _____-velocity spatter.

Blunt force trauma is normally associated with _____-velocity spatter.

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In general, as the force of the impact on the source of blood increases, the vel

In general, as the force of the impact on the source of blood increases, the vel

In general, as the force of the impact on the source of blood increases, the velocity of the blood droplets emanating from the source _____.
   

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More circular stains are found where the person was moving slowly enough to not

More circular stains are found where the person was moving slowly enough to not

More circular stains are found where the person was moving slowly enough to not form _____.
   

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A(n) _____ pattern is a pattern made by drops or large amounts of blood flowing

A(n) _____ pattern is a pattern made by drops or large amounts of blood flowing

A(n) _____ pattern is a pattern made by drops or large amounts of blood flowing by the pull of gravity.

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Simple _____ patterns are produced when the object makes contact with the surfac

Simple _____ patterns are produced when the object makes contact with the surfac

Simple _____ patterns are produced when the object makes contact with the surface and is removed without any movement of the object.

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newstart

Expirated blood also may be lighter in color as a result of dilution by _____.

Expirated blood also may be lighter in color as a result of dilution by _____.

Expirated blood also may be lighter in color as a result of dilution by _____.

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The presence of bubbles of oxygen in the drops can differentiate _____ blood fro

The presence of bubbles of oxygen in the drops can differentiate _____ blood fro

The presence of bubbles of oxygen in the drops can differentiate _____ blood from other types of bloodstains.

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newstart

Drops propelled from a large or blunt surface will be _____ and the pattern wide

Drops propelled from a large or blunt surface will be _____ and the pattern wide

Drops propelled from a large or blunt surface will be _____ and the pattern wider.

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The _____ effect occurs when back spatter strikes the gunman and enters the gun

The _____ effect occurs when back spatter strikes the gunman and enters the gun

The _____ effect occurs when back spatter strikes the gunman and enters the gun muzzle.

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newstart

The location of injury, the size of the wound created, the distance between the

The location of injury, the size of the wound created, the distance between the

The location of injury, the size of the wound created, the distance between the victim and the muzzle of the weapon all affect the amount of _____ spatter that occurs.

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newstart

In general, as both the force and velocity of impact increase, the diameter of t

In general, as both the force and velocity of impact increase, the diameter of t

In general, as both the force and velocity of impact increase, the diameter of the resulting blood droplets _____.

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newstart

_____ spatter is projected outward and away from the source.

_____ spatter is projected outward and away from the source.

_____ spatter is projected outward and away from the source.

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newstart

During crime scene reconstruction, no evidence or data should ever be excluded.

During crime scene reconstruction, no evidence or data should ever be excluded.

During crime scene reconstruction, no evidence or data should ever be excluded.
   a. True
   b. False

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newstart

The less blood on an object, the smaller the stains produced. (True or false?)

The less blood on an object, the smaller the stains produced. (True or false?)

The less blood on an object, the smaller the stains produced.
   a. True
   b. False

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newstart