Forensic Unit 2 Review
define physical evidence - correct answer-any and all objects that can establish that a crime
has been committed or can provide a like between a crime and its victim and its perpetrator
how to collect: blood and bodily fluids (wet) - correct answer-use an eyedropper to collect the
fluid and transfer to a sterile container (5cc is sufficient for testing purposes), for small
amounts use a cotton swab to collect specimen, allow to dry and place in sterile test tube
and jar
hot to collect: blood and bodily fluids (dry) - correct answer-scrape from surface with a clean
razor blade or sterile scalpel, collect and submit entire article containing the stain, moisten a
cotton swab with distilled water and wipe over stain allow to dry and place in test tube or jar
how to collect tissues - correct answer-remove with tweezers, place in glass container and
give to medical examiner
how to collect cigarette/cigar butts - correct answer-collect with forceps and insured dryness,
place into separate glass containers to prevent contamination
how to collect documents - correct answer-should be collected by using forceps to gently
pick up the paper, each item should be placed into a separate clear or see-through package,
do not fold, so I've on envelopes can be blood type and sometimes analyze for sex origin
how to collect tire tracks and footprints - correct answer-photograph: prior to photography,
the impression should be cleaned of all for a material. Lighting should be employed to
enhance the details. A scale of measure should be included in the photo. Then take a long
Rangeview and a close-up should be taken. You will need plaster of Paris a mixture
container, stirring stick, and reinforcement material. Clean out the loose material without
disturbing the impression. ~Form around the impression to avoid run off. Gently pour plaster
of Paris over impression. add reinforcement stickd as form builds.
how to collect glass - correct answer-small pieces should be placed in a vile or pill box, large
pieces should be placed in a sturdy cardboard box with proper padding were protection to
rent further breaking during transport.
how to collect tools - correct answer-examining for serology or fingerprints, carefully
baggage in large container especially if it contains serologu evidence or any trace evidence
how to collect fibers - correct answer-collect fibers with forceps, tape, or vacuum sweeping,
place samples and individual containers from each area together
how to collect soil - correct answer-collect several samples at the scene from various
locations, gather at least a cup for handful from each location, insured dryness, package in
separate containers
define physical evidence - correct answer-any and all objects that can establish that a crime
has been committed or can provide a like between a crime and its victim and its perpetrator
how to collect: blood and bodily fluids (wet) - correct answer-use an eyedropper to collect the
fluid and transfer to a sterile container (5cc is sufficient for testing purposes), for small
amounts use a cotton swab to collect specimen, allow to dry and place in sterile test tube
and jar
hot to collect: blood and bodily fluids (dry) - correct answer-scrape from surface with a clean
razor blade or sterile scalpel, collect and submit entire article containing the stain, moisten a
cotton swab with distilled water and wipe over stain allow to dry and place in test tube or jar
how to collect tissues - correct answer-remove with tweezers, place in glass container and
give to medical examiner
how to collect cigarette/cigar butts - correct answer-collect with forceps and insured dryness,
place into separate glass containers to prevent contamination
how to collect documents - correct answer-should be collected by using forceps to gently
pick up the paper, each item should be placed into a separate clear or see-through package,
do not fold, so I've on envelopes can be blood type and sometimes analyze for sex origin
how to collect tire tracks and footprints - correct answer-photograph: prior to photography,
the impression should be cleaned of all for a material. Lighting should be employed to
enhance the details. A scale of measure should be included in the photo. Then take a long
Rangeview and a close-up should be taken. You will need plaster of Paris a mixture
container, stirring stick, and reinforcement material. Clean out the loose material without
disturbing the impression. ~Form around the impression to avoid run off. Gently pour plaster
of Paris over impression. add reinforcement stickd as form builds.
how to collect glass - correct answer-small pieces should be placed in a vile or pill box, large
pieces should be placed in a sturdy cardboard box with proper padding were protection to
rent further breaking during transport.
how to collect tools - correct answer-examining for serology or fingerprints, carefully
baggage in large container especially if it contains serologu evidence or any trace evidence
how to collect fibers - correct answer-collect fibers with forceps, tape, or vacuum sweeping,
place samples and individual containers from each area together
how to collect soil - correct answer-collect several samples at the scene from various
locations, gather at least a cup for handful from each location, insured dryness, package in
separate containers
