Question 1

Define: 
-Depth of Focus

Accepted Answer

Depth of focus refers to the range withi

Question 2

Define:
- Working Distance

Accepted Answer

Working distance refers to the distance

Question 3

The microscope that provides the highest resolution and greatest depth of focus is the:

Accepted Answer

A)  polarizing. 
B)  compound. 
C)  comparison. 
D)  SEM. 
E)  stereoscopic. 
A)  polarizing. 
B)  compound. 
C)  comparison. 
D)  SEM. 
E)  stereoscopic.

Question 4

A microscope with which light source, when linked to a spectrophotometer, will provide a "fingerprint" spectrum of the object being viewed?

Accepted Answer

A)  visible 
B)  plane polarized 
C)  UV (ultraviolet) 
D)  IR (infrared) 
E)  x-ray 
A)  visible 
B)  plane polarized 
C)  UV (ultraviolet) 
D)  IR (infrared) 
E)  x-ray

Question 5

What instrument can be used to view a single fiber found at a crime scene and identify its generic class?

Accepted Answer

A)  infrared microspectrophotometer 
B)  stereoscopic microscope 
C)  polarizing microscope 
D)  all of the above 
E)  A and C only 
A)  infrared microspectrophotometer 
B)  stereoscopic microscope 
C)  polarizing microscope 
D)  all of the above 
E)  A and C only

Question 6

The image produced by an SEM is initially displayed on:

Accepted Answer

A)  an X-ray film. 
B)  a sheet of photographic paper. 
C)  a cathode ray tube. 
D)  an x-ray analyzer. 
E)  photographic paper. 
A)  an X-ray film. 
B)  a sheet of photographic paper. 
C)  a cathode ray tube. 
D)  an x-ray analyzer. 
E)  photographic paper.

Question 7

If crystals of unknown origin are view under a polarizing microscope and appear dark, what can be concluded about the crystals?

Accepted Answer

A)  the crystals are non-polarizing 
B)  the crystals are colorless 
C)  the crystals are not heroin crystals 
D)  the crystals vary in size 
E)  the crystals are polarizing 
A)  the crystals are non-polarizing 
B)  the crystals are colorless 
C)  the crystals are not heroin crystals 
D)  the crystals vary in size 
E)  the crystals are polarizing

Question 8

Compare and contrast the comparison microscope to the compound microscope.

Accepted Answer

The comparison microscope and the compou

Question 9

When the SEM's primary electron beam bombards a specimen, it causes the emission of:

Accepted Answer

A)  electrons from elements of the upper layer of the specimen. 
B)  x-rays from the target. 
C)  gamma rays from the target. 
D)  both A and B 
E)  both A and C 
A)  electrons from elements of the upper layer of the specimen. 
B)  x-rays from the target. 
C)  gamma rays from the target. 
D)  both A and B 
E)  both A and C

Question 10

Define:
- Field of View

Accepted Answer

Field of View (FOV) refers to the extent

Question 11

Briefly describe how a microspectrophotometer is used to examine trace evidence.

Accepted Answer

A microspectrophotometer is an analytica

Question 12

The resolving power of a lens with a numerical aperture (N.A.) of 1.3 is ________ a lens with an N.A. of 0.65.

Accepted Answer

A)  less than 
B)  the same as 
C)  greater than 
A)  less than 
B)  the same as 
C)  greater than

Question 13

As the magnification of the compound microscope is increased, the field of view:

Accepted Answer

A)  remains the same. 
B)  increases. 
C)  decreases. 
A)  remains the same. 
B)  increases. 
C)  decreases.

Question 14

Bruno Richard Hauptmann was convicted of the kidnap and murder of the Lindbergh child in part on the basis of optical examination of:

Accepted Answer

A)  GSR (gunshot residue). 
B)  hair. 
C)  wood. 
D)  soil. 
E)  fibers. 
A)  GSR (gunshot residue). 
B)  hair. 
C)  wood. 
D)  soil. 
E)  fibers.

Question 15

In order to examine an opaque object with a compound microscope, one must:

Accepted Answer

A)  use reflected illumination. 
B)  light the object from beneath the stage. 
C)  use transmitted illumination. 
D)  use infrared analysis. 
E)  stain the object before viewing it. 
A)  use reflected illumination. 
B)  light the object from beneath the stage. 
C)  use transmitted illumination. 
D)  use infrared analysis. 
E)  stain the object before viewing it.

Question 16

A comparison microscope designed to examine bullets and fibers is equipped with:

Accepted Answer

A)  vertical illumination. 
B)  transmitted illumination. 
C)  oblique illumination. 
D)  both A and B 
E)  none of the above 
A)  vertical illumination. 
B)  transmitted illumination. 
C)  oblique illumination. 
D)  both A and B 
E)  none of the above

Question 17

Which microscope is most likely to be used as a tool for determining whether a suspect has recently fired a gun?

Accepted Answer

A)  stereoscopic 
B)  polarizing 
C)  compound 
D)  SEM 
E)  comparison 
A)  stereoscopic 
B)  polarizing 
C)  compound 
D)  SEM 
E)  comparison

Question 18

Which microscope provides a right-side-up image?

Accepted Answer

A)  microspectrophotometer 
B)  polarizing 
C)  comparison 
D)  compound 
E)  stereoscopic 
A)  microspectrophotometer 
B)  polarizing 
C)  comparison 
D)  compound 
E)  stereoscopic

Question 19

Define:
- Magnification

Accepted Answer

Magnification refers to the process of e

Question 20

A parfocal microscope:

Accepted Answer

A)  requires a polarized light source. 
B)  requires the use of a fluorescent light source. 
C)  allows for ease of focusing when switching from low to high power. 
D)  has two ocular lenses. 
E)  eliminates the need to stain the specimen to be viewed. 
A)  requires a polarized light source. 
B)  requires the use of a fluorescent light source. 
C)  allows for ease of focusing when switching from low to high power. 
D)  has two ocular lenses. 
E)  eliminates the need to stain the specimen to be viewed.

Define: -Depth of Focus

Define: - Working Distance

The microscope that provides the highest resolution and greatest depth of focus is the:

A microscope with which light source, when linked to a spectrophotometer, will provide a "fingerprint" spectrum of the object being viewed?

What instrument can be used to view a single fiber found at a crime scene and identify its generic class?

The image produced by an SEM is initially displayed on:

If crystals of unknown origin are view under a polarizing microscope and appear dark, what can be concluded about the crystals?

Compare and contrast the comparison microscope to the compound microscope.

When the SEM's primary electron beam bombards a specimen, it causes the emission of:

Define: - Field of View

Briefly describe how a microspectrophotometer is used to examine trace evidence.

The resolving power of a lens with a numerical aperture (N.A.) of 1.3 is ________ a lens with an N.A. of 0.65.

As the magnification of the compound microscope is increased, the field of view:

Bruno Richard Hauptmann was convicted of the kidnap and murder of the Lindbergh child in part on the basis of optical examination of:

In order to examine an opaque object with a compound microscope, one must:

A comparison microscope designed to examine bullets and fibers is equipped with:

Which microscope is most likely to be used as a tool for determining whether a suspect has recently fired a gun?

Which microscope provides a right-side-up image?

Define: - Magnification

A parfocal microscope:

Introduction

Securing and Searching the Crime Scene

Recording the Crime Scene

Collection of Crime-Scene Evidence

Physical Evidence

Death Investigation

Fingerprints

Firearms, Toolmarks, and Other Impressions

Bloodstain Pattern Analysis

Drugs

Forensic Toxicology

Trace Evidence I: Hairs and Fibers

Trace Evidence Ii: Paint, Glass, and Soil

Biological Stain Analysis: DNA

Forensic Aspects of Fire and Explosion Investigation

Document Examination

Computer Forensics

Filters

Exam 7: Crime-Scene Reconstruction

Define: -Depth of Focus

Define: - Working Distance

The microscope that provides the highest resolution and greatest depth of focus is the:

A microscope with which light source, when linked to a spectrophotometer, will provide a "fingerprint" spectrum of the object being viewed?

What instrument can be used to view a single fiber found at a crime scene and identify its generic class?

The image produced by an SEM is initially displayed on:

If crystals of unknown origin are view under a polarizing microscope and appear dark, what can be concluded about the crystals?

Compare and contrast the comparison microscope to the compound microscope.

When the SEM's primary electron beam bombards a specimen, it causes the emission of:

Define: - Field of View

Briefly describe how a microspectrophotometer is used to examine trace evidence.

The resolving power of a lens with a numerical aperture (N.A.) of 1.3 is ________ a lens with an N.A. of 0.65.

As the magnification of the compound microscope is increased, the field of view:

Bruno Richard Hauptmann was convicted of the kidnap and murder of the Lindbergh child in part on the basis of optical examination of:

In order to examine an opaque object with a compound microscope, one must:

A comparison microscope designed to examine bullets and fibers is equipped with:

Which microscope is most likely to be used as a tool for determining whether a suspect has recently fired a gun?

Which microscope provides a right-side-up image?

Define: - Magnification

A parfocal microscope:

Introduction

Securing and Searching the Crime Scene

Recording the Crime Scene

Collection of Crime-Scene Evidence

Physical Evidence

Death Investigation

Fingerprints

Firearms, Toolmarks, and Other Impressions

Bloodstain Pattern Analysis

Drugs

Forensic Toxicology

Trace Evidence I: Hairs and Fibers

Trace Evidence Ii: Paint, Glass, and Soil

Biological Stain Analysis: DNA

Forensic Aspects of Fire and Explosion Investigation

Document Examination

Computer Forensics

Filters