PHA 6936 Special Topics in Forensic Science Latest recent &
frequently tested exam with questions and verified accurate
solutions (detailed & elaborated) GRADED A+
Who first observed the agglutination of red blood cells with human sera? - correct ans:Landsteiner
,List three important aspects of crime scene investigation. - correct ans:Securing the scene, preventing
contamination, and preserving physical evidence.
True or False: Video recording is an acceptable method of recording a crime scene. - correct ans:True
List the five types of search patterns. - correct ans:Grid, Zone, Strip, Spiral, and Quadrant
Which search pattern is typically used underwater? - correct ans:Spiral search
In what part of the body does livor mortis occur? - correct ans:The lowest extremities
True or False: Hydrolyzed body fat can help preserve a body and prevent putrefaction. - correct ans:True
What are the fundamental mechanisms considered necessary to maintain the BBP standard and are the
primary mechanisms for infection control? - correct ans:Universal precautions
List three forms of standard PPE. - correct ans:Eye, hand, and foot protection
When processing a crime scene, which evidence is collected first? - correct ans:All fragile evidence
True or False: When processing a crime scene, contamination is limited
by controlling access and wearing PPE. - correct ans:True
True or False: Luminol is the agent of choice for detecting the presence of blood stains - correct
ans:False
True or False: When using an alternative light source to search for biological fluids, the wavelength of
light used must be opposite that of the color of the stain. - correct ans:True
, When using an orange filter on an alternative light source, which biological fluid will fluoresce white? -
correct ans:Vaginal secretions, urine, and semen
True or False: Luminol is considered a presumptive test for blood. - correct ans:True
Which presumptive test for blood reacts with blood proteins to give a light to medium blue color? -
correct ans:Amido Black
Which types of biological samples should never be stored in plastic containers for more than two hours?
- correct ans:Heavily soaked blood stained items
What types of swabs are most common in sexual assault kits? - correct ans:Vaginal, anal, and oral swabs
True or False: Chain of custody is required for any evidence submitted to court and can be used to
establish the integrity of evidence. - correct ans:True
For short term storage, liquid blood samples should be kept at what temperature (room temperature,
refrigerated, or frozen)? - correct ans:Refrigerated
The cellulose based paper, used for the storage of whole blood, that prevents DNA degradation and
microbial breakdown is known as what? - correct ans:FTA paper
Erythrocytes are also known as what component of blood? - correct ans:Red blood cells
What is the most abundant protein in serum? - correct ans:Albumin
What is the function of red blood cells? - correct ans:Tissue oxygenation
What is the function of albumin? - correct ans:To maintain appropriate osmotic pressure
True or False: Mature red blood cells do not contain DNA. - correct ans:True
frequently tested exam with questions and verified accurate
solutions (detailed & elaborated) GRADED A+
Who first observed the agglutination of red blood cells with human sera? - correct ans:Landsteiner
,List three important aspects of crime scene investigation. - correct ans:Securing the scene, preventing
contamination, and preserving physical evidence.
True or False: Video recording is an acceptable method of recording a crime scene. - correct ans:True
List the five types of search patterns. - correct ans:Grid, Zone, Strip, Spiral, and Quadrant
Which search pattern is typically used underwater? - correct ans:Spiral search
In what part of the body does livor mortis occur? - correct ans:The lowest extremities
True or False: Hydrolyzed body fat can help preserve a body and prevent putrefaction. - correct ans:True
What are the fundamental mechanisms considered necessary to maintain the BBP standard and are the
primary mechanisms for infection control? - correct ans:Universal precautions
List three forms of standard PPE. - correct ans:Eye, hand, and foot protection
When processing a crime scene, which evidence is collected first? - correct ans:All fragile evidence
True or False: When processing a crime scene, contamination is limited
by controlling access and wearing PPE. - correct ans:True
True or False: Luminol is the agent of choice for detecting the presence of blood stains - correct
ans:False
True or False: When using an alternative light source to search for biological fluids, the wavelength of
light used must be opposite that of the color of the stain. - correct ans:True
, When using an orange filter on an alternative light source, which biological fluid will fluoresce white? -
correct ans:Vaginal secretions, urine, and semen
True or False: Luminol is considered a presumptive test for blood. - correct ans:True
Which presumptive test for blood reacts with blood proteins to give a light to medium blue color? -
correct ans:Amido Black
Which types of biological samples should never be stored in plastic containers for more than two hours?
- correct ans:Heavily soaked blood stained items
What types of swabs are most common in sexual assault kits? - correct ans:Vaginal, anal, and oral swabs
True or False: Chain of custody is required for any evidence submitted to court and can be used to
establish the integrity of evidence. - correct ans:True
For short term storage, liquid blood samples should be kept at what temperature (room temperature,
refrigerated, or frozen)? - correct ans:Refrigerated
The cellulose based paper, used for the storage of whole blood, that prevents DNA degradation and
microbial breakdown is known as what? - correct ans:FTA paper
Erythrocytes are also known as what component of blood? - correct ans:Red blood cells
What is the most abundant protein in serum? - correct ans:Albumin
What is the function of red blood cells? - correct ans:Tissue oxygenation
What is the function of albumin? - correct ans:To maintain appropriate osmotic pressure
True or False: Mature red blood cells do not contain DNA. - correct ans:True
