Exame de Cena de Crime: Faça o Quiz de Ciência Forense

Study Notes

Forensic Expert's Role

Forensic Analysis

Examination of physical evidence to determine its relevance to a crime
Includes:
- Chemical analysis of substances (e.g. drugs, toxins)
- Biological analysis of bodily fluids (e.g. DNA, bloodstains)
- Physical analysis of materials (e.g. fibers, paints)
Goals:
- Identify the source of the evidence
- Determine the relevance of the evidence to the crime
- Establish a link between the evidence and the suspect or victim

Scene Reconstruction

Reconstruction of the crime scene to understand the sequence of events
Based on:
- Physical evidence found at the scene
- Witness statements
- Other available information
Goals:
- Establish the timing and sequence of events
- Identify the actions of the perpetrator(s)
- Reconstruct the crime scene to aid in the investigation

Crime Scene Investigation

Systematic and thorough examination of the crime scene
Includes:
- Documentation of the scene (e.g. photographs, notes)
- Collection of physical evidence (e.g. fingerprints, footprints)
- Observation of the scene for potential clues
Goals:
- Preserve and document the crime scene
- Collect and preserve physical evidence
- Identify potential leads and areas for further investigation

Evidence Collection

Systematic and careful collection of physical evidence
Includes:
- Collection of biological fluids (e.g. blood, saliva)
- Collection of physical materials (e.g. fibers, hairs)
- Collection of digital evidence (e.g. computer files, emails)
Goals:
- Preserve the integrity of the evidence
- Ensure the chain of custody is maintained
- Ensure the evidence is suitable for analysis and comparison

Description

Test your knowledge of forensic science and its applications in crime scene investigation, evidence collection and analysis, and crime reconstruction. From physical evidence examination to crime scene documentation, how well do you know the role of a forensic expert?