Forensic Sciences Quizlet

What are the seven S’s of crime scene investigation

Secure the scene, separate the witnesses, scan the scene, see the scene, sketch the scene, search for evidence, secure the evidence

Direct evidence:

testimony evidence about what a witness saw heard or did

Physical evidence:

Objects left on the scene (Also fingerprints)

Circumstantial evidence:

Evidence that relies on an inference

Biological evidence:

Comes from body (Blood, sweat, hairs)

What do Toxicologists do?

identify and detect drugs and poison in body fluids, tissues, and organs

How fast does alcohol enter the bloodstream?

Within minutes

Forensic Anthropologists:

analyze skeletal remains to determine the identity of a victim as well as his/her life history, cause of death, or other clues about a crime.

How is sex determined?

Determined by examining the skull, pelvis, humerus, and femur

How is age/stature determined?

Determined by analyzing the development of the teeth, bone growth, cranial suture lines, and the length of specific bones, such as the femur.

How is race determined?

Determined by analyzing the skull for common characteristics among people of different races.

DNA samples:

can be collected from bone, teeth, and hair to provide clues to a person’s identity. 

What is Entomology

The study of insects

What is the most prevalent fluid in the human body?

Blood

What is Luminol

a chemical that enhances the visibility of blood stains

Precipitin tests:

Test if blood is human

Confidentiality:

Info between a doctor and their patient needs to be confidential

Commitment:

The process of hospitalizing a person against his or her will

Types of hospital admission:

voluntary and involuntary

True or False: A patient can only be involuntary if they are harming themselves, or others, or not meeting the basic demands of life

True

Criminalistics:

analyzes, compares, identifies, and interprets items that may solve a crime

Forensic Engineers:

use the principles of engineering to solve legal cases

Forensic Odontology

applies principles of dental science to law

Forensic Pathology

uses the principles of pathology (Diseases) and medicine in the legal process

Forensic Anthropology

applies their knowledge of human skeletal biology to determine dead individuals when skeletal remains are the only useful piece of evidence

Forensic Psychology/Psychiatry

deals with issues of human behavior and mental illnesses as they relate to civil and criminal law