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PCC 274 Exam 1 Questions and Answers
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PCC 274 Exam 1 Questions and Answers Four important federal agencies offering forensic services are ________, _______, _______, and ________ . FBI, DEA, ATF, U.S. Postal Service The application of chemistry, physics, and geology to the identification and comparison of crime scene evidence ...

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  • October 27, 2024
  • 11
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • pcc 274 exam 1 questions and answers
  • four important federal agencies offering forensic
  • the application of chemistry physics and geology

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PCC 274 Exam 1 Questions and Answers
Four important federal agencies offering forensic services are ________, _______,
_______, and ________ . - answer FBI, DEA, ATF, U.S. Postal Service

The application of chemistry, physics, and geology to the identification and comparison
of crime scene evidence is the function of the _____________________ unit of a crime
laboratory. - answer Physical Science

The examination of blood, hairs, fibers, and botanical materials is conducted in the
_____________ unit of a crime laboratory. - answer Biology

The examination of bullets, cartridge cases, shotgun shells, and examination of
ammunition of all types is the responsibility of the ______________ unit. - answer
Firearms

The examination of body fluids and organs for drugs and poisons is a function of the
________________ unit. - answer Toxicology

The ____________ unit dispatches trained personnel to the scene of a crime to retrieve
evidence for the laboratory examination. - answer Crime Scene Investigation

The "general acceptance" principle, which serves as a criterion of the judicial
admissibility of scientific evidence, was set forth in the case of __________________. -
answer Frye v. United States

The term ______________ encompasses all objects that can establish or disprove
whether a crime has been committed or can link a crime and its victim or its perpetrator.
- answer Physical evidence

Three methods for recording the crime scene are __________, __________, and
_________. - answer Photography; sketching; notes

The crime scene notes should include a precise record of personnel movements in and
out of the scene starting with the __________. - answer First responding officer

Before located evidence is collected, it must be fully described in the investigator's
_________. - answer Notes

The most important prerequisite for photographing a crime scene is to have it in a(n)
__________ condition. - answer Unaltered

Photographs of physical evidence must include overviews as well as __________ to
record the details of objects. - answer Close-ups

, The most commonly used camera for crime scene photography is the __________
camera, which can be film or digital. - answer Single lens reflex

A digital camera captures light on a light-sensitive __________. - answer Pixels

The succession of photographs taken at a crime scene is __________ photographs first
and __________ photographs last. - answer Overview; Close-up

To ensure that their digital images will be admissible, many jurisdictions have developed
or are developing __________ for the use of digital photography to avoid the possibility
of enhancement or doctoring of crime scene photographs. - answer Standard
operating procedures

The process of __________ the crime scene essentially combines notes and
photography. - answer Videotaping or digital video

A detailed search of the crime scene for physical evidence must be conducted in a(n)
__________ manner. - answer Systematic

The crime scene search is undertaken to locate __________. - answer Physical
evidence

Besides the more obvious items of physical evidence, possible __________ of trace
evidence must be collected for detailed examination in the laboratory. - answer
Carriers

Four important federal agencies offering forensic services are ________, _______,
_______, and ________ . - answer FBI, DEA, ATF, Postal Service

In Kumho Tire Co., Ltd. v. Carmichael, the U.S. Supreme Court ruled that the
"gatekeeping" role of a trial judge - answer Applied to all expert testimony

Examining garments and other objects in order to detect firearms discharge residues
would be performed in the biology unit - answer False

A drop of blood that strikes a surface at an angle of impact of approximately 90 degrees
will be close to (elliptical, circular) in shape. - answer Circular

Although databases are consistently updated so that scientists can assign probabilities
to class evidence, for the most part, forensic scientists must rely on ______________
when interpreting the significance of class physical evidence. - answer Personal
Experience

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