WorksheetsCh. 6 Blood and Blood Spatter Test
Total questions: 81
Worksheet time: 3hrs 42mins
This is another term for a blood platelet:
Erythrocyte
Leukocyte
Thrombocyte
Antigen
Antibody
This is another term for a Red Blood Cell:
Erythrocyte
Leukocyte
Thrombocyte
Antigen
Antibody
This is another term for a White Blood Cell:
Erythrocyte
Leukocyte
Thrombocyte
Antigen
Antibody
A protein secreted by white blood cells that attach to RBCs as an immune response:
Erythrocyte
Leukocyte
Thrombocyte
Antigen
Antibody
A substance found on the surface of any foreign molecule or cell in the body that can trigger an immune response is:
Erythrocyte
Leukocyte
Thrombocyte
Antigen
Antibody
Blood vessels that carry deoxygenated blood back to the heart are:
Arteries
Capillaries
Veins
Blood vessels that carry oxygenated blood away from the heart are:
Arteries
Capillaries
Veins
The clumping of red blood cells is called:
Agglutination
Abomination
Antivivisection
Automatization
Blood cells that have both A and B antigen proteins:
Type A
Type B
Type AB
Type O
Rh+
Blood cells that have neither A nor B antigen proteins:
Type A
Type B
Type AB
Type O
Rh+
Blood cells that have A antigen proteins:
Type A
Type B
Type AB
Type O
Rh+
Blood cells that have B antigen proteins:
Type A
Type B
Type AB
Type O
Rh+
Blood plasma that has anti-A antibodies:
Type A
Type B
Type AB
Type O
Rh+
Blood plasma that has anti-B antibodies:
Type A
Type B
Type AB
Type O
Rh+
Blood plasma that has both anti-A and anti-B antibodies:
Type A
Type B
Type AB
Type O
Rh+
Blood plasma that has neither anti-A and anti-B antibodies:
Type A
Type B
Type AB
Type O
Rh+
The most common of the ABO blood types:
Type A
Type B
Type AB
Type O
Rh+
The least common of the ABO blood types:
Type A
Type B
Type AB
Type O
Rh+
85% of the population is considered to have this:
Type A
Type B
Type AB
Type O
Rh+
12% of the population is considered to have this:
Type A
Type B
Type AB
Type O
Rh+
Blood that does NOT clump in the 3rd testing well during a blood type test is:
Type A
Type B
Rh+
Rh-
During a blood typing test, if blood agglutinates in anti-B serum and anti-Rh serum but not in anti-A serum, what blood type would they have?
A+
A-
B+
B-
AB+
During a blood typing test, if blood agglutinates in anti-A serum and anti-B serum but not in anti-Rh serum, what blood type would they have?
AB+
AB-
O+
O-
A-
Which test produces light when blood is present?
Kastle-Meyer
Luminol
ELISA
Fluorescein
Takayama Crystal Assay
Which test uses antibodies that react to human blood to tell if mammal blood is from a human?
Kastle-Meyer
Luminol
ELISA
Fluorescein
Takayama Crystal Assay
Which test reacts with blood stains and turns pink if blood is present?
Kastle-Meyer
Luminol
ELISA
Fluorescein
Takayama Crystal Assay
Who was the first to research and analyze spatter patterns?
Oliver
Decastello
Landsteiner
Balthazard
Who discovered the ABO and Rh blood groups?
Oliver
Decastello
Landsteiner
Balthazard
Egyptians used what technique to try to cure diseases?
Transfusions
Bloodletting
Agglutination
Blood typing
Immunoreaction
Blood typing is considered what kind of evidence?
Individual
Class
Trace
Physical
What component of RBCs carry oxygen?
Nitrogenase
Hemoglobin
Plastocyanin
Rubredoxin
Blood is red because it contains:
Copper
Iron
Potassium
Oxygen
Nickel
Blood is considered to be a type of:
Tissue
Organ
Organelle
Organ system
Which type of cell is most abundant in blood?
RBC
WBC
NBC
Platelet
Which type of blood cell contains DNA?
RBC
WBC
Platelet
All blood cells contain DNA
Which type of blood cell fights disease as part of the immune system?
RBC
WBC
NBC
Platelet
Blood plasma is made mostly of:
Water
Dissolved Proteins
Nutrients
Wastes
What type of white blood cell kills and digests bacteria and fungi and makes up a large portion of pus?
Monocyte
Basophil
Lymphocyte
Neutrophil
The Rh factor was discovered when studying which organism’s blood?
Human
Chimpanzee
Monkey
Gorilla
Which of the following is NOT true about blood typing?
It is quicker and less expensive than DNA profiling
It identifies the presence or absence of particular proteins embedded in the cell membrane
It can provide class evidence to a forensic investigator
It can help determine the manner in which a victim died
All of the answer choices are true
Which of the following is NOT true about blood spatter analysis?
It can help determine the velocity at which the blood traveled
It can be used to determine the angle of impact
It shows the direction the blood traveled
It can be used to locate the point of origin where the blood came from
All of the answer choices are true
Blood platelets serve what function?
They produce antibodies to kill bacteria and viruses
They help clot blood and repair blood vessel damage
They carry nutrients and wastes to the proper organs in the body
They carry oxygen and carbon dioxide to the proper organs in the body
When blood falls, it maintains what shape and why?
Blood falls in a teardrop shape because of adhesion
Blood falls in a teardrop shape because of surface tension
Blood falls in a round shape because of capillary action
Blood falls in a round shape because of cohesion
Small secondary droplets around the main blood spatter drop are called:
Spikes
Splats
Satellites
Gushes
A circular drop of blood indicates a blood drop fell:
Straight down, without force
At an angle, without force
Straight down, with force
At an angle, with force
Circular blood drops are common with what type of injury:
Beating
Gunshot
Dripping wound
Blunt object impact
If blood lands on a porous surface, such as wood or ceiling tile, then the edge of the drop of blood may form extensions called:
Spikes
Splats
Satellites
Gushes
Medium velocity blood spatter measuring 1-4mm is common with what type of injury?
Beating
Gunshot
Dripping wound
Blunt object impact
Blood spatter larger than 4mm is common with what injury?
Beating
Gunshot
Dripping wound
Blunt object impact
A gunshot wound typically causes what type of blood spatter?
High velocity spatter
Medium velocity spatter
Low velocity spatter
Looking at blood through a microscope, how can you determine if it is from a mammal?
It has oval blood cells with a nucleus
It has circular, un-nucleated RBCs
It has oval, un-nucleated RBCs
It has circular blood cells with a nucleus
During an antigen-antibody response, what binds to and destroys the foreign invaders?
X-shaped antigens
X-shaped antibodies
Y-shaped antigens
Y-shaped antibodies
What type of WBC is activated during an antigen-antibody response?
Monocyte
B-lymphocyte
T- lymphocyte
Neutrophil
Who should be most concerned with the condition Erthryoblastosis fetalis?
Women with Rh+ blood who intend to have children with a Rh- male
Women with Rh- blood who intend to have children with a Rh- male
Women with Rh- blood who intend to have children with a Rh+ male
Women with Rh+ blood who intend to have children with a Rh+ male
An injury to which type of blood vessel would cause a steady, slow flow of blood that is a dark red color?
Artery
Capillary
Vein
An injury to which type of blood vessel would cause a pulsing flow of blood that is a bright red color?
Artery
Capillary
Vein
The transfer of blood onto a surface not already contaminated with blood causes what type of blood smear?
Splash
Wipe
Swipe
Pooling
The study of blood applied to crime is called Forensic (a) .
(please answer with only one word)
The average adult body has how many pints of blood?
2 pints
5 pints
10 pints
20 pints
What percent of blood is composed of cells?
25
35
45
55
What percent of blood is composed of plasma?
25
35
45
55
If someone is stabbed repeatedly with a knife, the movement and the number of swings can often be determined by analyzing what type of blood spatter pattern?
Cast off
Cessation
Arterial spurting
Lines of convergence
Where in the body is blood produced?
heart
bone marrow
spleen
pancreas
What blood type is known as the universal recipient?
AB+
AB-
O+
O-
A+
What blood type is known as the universal donor?
AB+
AB-
O+
O-
A+
If a person has type A blood, who can they donate blood to?
(select ALL correct responses)
A
B
AB
O
If a person has type A blood, who can they get a blood transfusion from?
(select ALL correct responses)
A
B
AB
O
What angle of impact most likely caused blood drop A?
10o
20o
30o
40o
50o
What angle of impact most likely caused blood drop B?
10o
20o
30o
40o
50o
What angle of impact most likely caused blood drop C?
10o
20o
30o
40o
50o
What angle of impact most likely caused blood drop D?
10o
20o
30o
40o
50o
What angle of impact most likely caused blood drop E?
10o
20o
30o
40o
50o
Which blood drop do you think fell from a taller height?
Drop A
Drop B
What organization developed criteria for the Basic Bloodstain Pattern Analysis Course?
Universal Blood Panel Board of Directors (UBPBD)
International Association of Bloodstain Pattern Analysis (IABPA)
American Association of Forensic Blood Experts (AAFBE)
Federal Bureau of Investigation Biological Unit (FBIBU)
When first arriving at a crime scene, you do not see blood. What should you do?
You find a red stain at a crime scene but you are not sure if it is blood. What should you do?
You find bloody clothing at a crime scene and you want to send it back to the lab for testing, what should you do?
A forensic detective finds blood at a crime scene with unique blood protein M. Does this make his job easier or more difficult? Explain.
How can blood be used as individual evidence? Explain.
When there are two or more blood spatters, how can a forensic scientist determine the point of origin of blood source?
Which type of blood vessel has a strong, thick, muscular wall and why?
