Forensics Chapter 12 Serology Study Guide
- What is the precipitin test?
- What is the most common blood type in the US?
- What is the most rare blood type in the US?
- Describe the role of acid phosphatase in forensics.
- Describe monoclonal antibodies
- What is EMIT and what is it’s function?
- Which blood parts are the most important to forensic scientists for the purpose of blood identification?
- What determines if you can or cannot receive a certain kind of blood?
- Describe PSA or p30 and what is its role in forensics?
- If a person who is type AB has a child with a person who is type O, what are the possible outcomes for their children?
- What is the difference between blood spatter on a hard nonporous surface and the pattern on a softer, more porous surface?
- What evidence is collected in a rape case?
Forensics Study Guide Answers
- What is the precipitin test?
Determines animal or human blood
- What is the most common blood type in the US?
O+
- What is the most rare blood type in the US?
AB-
- Describe the role of acid phosphatase in forenscis.
Greatest in semen rather than other bodily fluids
- Describe monoclonal antibodies
Produced using multiplying blood cancer cells, produced by injecting a mouse with antigen
- What is EMIT and what is it’s function?
Uses antibodies, detects methadone in urine, marijuana, toxicology test
- Which blood parts are the most important to forensic scientists for the purpose of blood identification?
Sera and RBC
- What determines if you can or cannot receive a certain kind of blood?
Antigens
- Describe PSA or p30 and what is its role in forensics?
Protein unique to semen
- If a person who is type AB has a child with a person who is type O, what are the possible outcomes for their children?
AO, A
AO / BOAO / BO
O, BO, BO
- What is the difference between blood spatter on a hard nonporous surface and the pattern on a softer, more porous surface?
Spatter on nonporous is less than on a softer porous
- What evidence is collected in a rape case?
Blood, semen, hair, fibers, physical injury, nails
Forensics Study Guide Answers
- What is the precipitin test?
Determines animal or human blood
- What is the most common blood type in the US?
O+
- What is the most rare blood type in the US?
AB-
- Describe the role of acid phosphatase in forenscis.
Identifying fluids as seminal
Greatest in semen rather than other bodily fluids
- Describe monoclonal antibodies
Produced using multiplying blood cancer cells, produced by injecting a mouse with antigen
- What is EMIT and what is it’s function?
Enzyme Multiplied Immunoassy Technique
Uses antibodies, detects methadone in urine, marijuana, toxicology test
- Which blood parts are the most important to forensic scientists for the purpose of blood identification?
Serum and Red Blood Cells
- What determines if you can or cannot receive a certain kind of blood?
Antigens
- Describe PSA or p30.What is its role in forensics?
Protein unique to semen
Used to link semen to an individual
- If a person who is type AB has a child with a person who is type O, what are the possible outcomes for their children?
AO, BO
AO / BOAO / BO
, BO
- What is the difference between blood spatter on a hard nonporous surface and the pattern on a softer, more porous surface?
Spatter on nonporous is less than on a softer porous
- What evidence is collected in a rape case?
Blood, semen, hair, fibers, physical injury, under the nails, urine, swabs, clothing