TSA Forensic Technology UPDATED
Exam Questions and CORRECT Answers
Passive Stains - CORRECT ANSWER -
Transfer Stains - CORRECT ANSWER - object coming in contact with existing blood
stains and leaving wipes, smears, or pattern transfers
Impact Stains - CORRECT ANSWER - blood projecting through air and usually seen as
splatters. (May also include gushes, splashes, and arterial spurts.)
Gunshot Splatter - CORRECT ANSWER - Includes forward splatter from exit wound and
back splatter from entrance wound. Typically: Forward is a fine mist and the back is larger,
fewer drops.
Cast-Off - CORRECT ANSWER - Results when an object sung in arc flings blood onto
nearby surfaces. Tail points in direction of motion and the number of arcs can show minimum
number of blows.
Arterial Spray - CORRECT ANSWER - Spurt of blood when a major artery is severed
with new pattern created each time the heart pumps
Expired Splatter - CORRECT ANSWER - blood from an internal injury mixing with air
from lungs being expelled through the nose, mouth, or an injury to airways or lungs, forms a
very fine mist and some blood stains are latent.
Sharp Force Injuries (Stabbing) - CORRECT ANSWER - Less blood being deposited on
the instrument, smaller more linear patterns of stains
Blunt Force Injuries (Hitting or Beating) - CORRECT ANSWER - larger surface area will
collect more blood, producing drops of various sizes.
, Transient Evidence - CORRECT ANSWER - Temporary evidence, is expected to degrade
after a period of time. ex. odors, temperature, footprints
Exsanguination - CORRECT ANSWER - Bleeding to death
Altor Mortis - CORRECT ANSWER - Cooling of body after death
Lividity - CORRECT ANSWER - Discoloration of the body after death. Takes minutes to
an hour. Lasts for 36 hours.
Rigor Mortis - CORRECT ANSWER - Stiffening of a body after death. It takes about 4
hours after death
Classified as Traumatic Death - CORRECT ANSWER - Suicidal, Homicidal, Accidental
5 Manners of Death - CORRECT ANSWER - Natural, Accidental, Homicidal, Suicidal,
Undetermined
Number of permanent teeth found in a typical human mouth - CORRECT ANSWER - 32
Pathology - CORRECT ANSWER - Field that studies disease, disease causes, and
diagnosis of disease
The Primary Duty of a forensic expert in a court of law - CORRECT ANSWER - To Tell
the Truth. They have Legal Obligations to which they must conform their conduct
what Forensic Science is often called - CORRECT ANSWER - Public Science
Exam Questions and CORRECT Answers
Passive Stains - CORRECT ANSWER -
Transfer Stains - CORRECT ANSWER - object coming in contact with existing blood
stains and leaving wipes, smears, or pattern transfers
Impact Stains - CORRECT ANSWER - blood projecting through air and usually seen as
splatters. (May also include gushes, splashes, and arterial spurts.)
Gunshot Splatter - CORRECT ANSWER - Includes forward splatter from exit wound and
back splatter from entrance wound. Typically: Forward is a fine mist and the back is larger,
fewer drops.
Cast-Off - CORRECT ANSWER - Results when an object sung in arc flings blood onto
nearby surfaces. Tail points in direction of motion and the number of arcs can show minimum
number of blows.
Arterial Spray - CORRECT ANSWER - Spurt of blood when a major artery is severed
with new pattern created each time the heart pumps
Expired Splatter - CORRECT ANSWER - blood from an internal injury mixing with air
from lungs being expelled through the nose, mouth, or an injury to airways or lungs, forms a
very fine mist and some blood stains are latent.
Sharp Force Injuries (Stabbing) - CORRECT ANSWER - Less blood being deposited on
the instrument, smaller more linear patterns of stains
Blunt Force Injuries (Hitting or Beating) - CORRECT ANSWER - larger surface area will
collect more blood, producing drops of various sizes.
, Transient Evidence - CORRECT ANSWER - Temporary evidence, is expected to degrade
after a period of time. ex. odors, temperature, footprints
Exsanguination - CORRECT ANSWER - Bleeding to death
Altor Mortis - CORRECT ANSWER - Cooling of body after death
Lividity - CORRECT ANSWER - Discoloration of the body after death. Takes minutes to
an hour. Lasts for 36 hours.
Rigor Mortis - CORRECT ANSWER - Stiffening of a body after death. It takes about 4
hours after death
Classified as Traumatic Death - CORRECT ANSWER - Suicidal, Homicidal, Accidental
5 Manners of Death - CORRECT ANSWER - Natural, Accidental, Homicidal, Suicidal,
Undetermined
Number of permanent teeth found in a typical human mouth - CORRECT ANSWER - 32
Pathology - CORRECT ANSWER - Field that studies disease, disease causes, and
diagnosis of disease
The Primary Duty of a forensic expert in a court of law - CORRECT ANSWER - To Tell
the Truth. They have Legal Obligations to which they must conform their conduct
what Forensic Science is often called - CORRECT ANSWER - Public Science
