Forensics final

Fall Final Exam Review

1.       Memory works like a Wikipedia, you can go in and change it and so can other people.

2.       Charred debris recovered from the scene of a suspicious fire may be sealed in a plastic evidence container.

3.       Pollen can be carried by wind, animal, or water.

4.       Plastic fingerprints are actual indentations left in some soft material, such as clay, putty or wax.

5.       The uniqueness of soil composition has helped locate burial sites and link suspects to crime scenes.

6.       To be admissible in court means that something is not valid and cannot be used in the courtroom.

7.       Impressions fall into three basic categories: latent, patent, and plastic.

8.       Tools have unique characteristics due to manufacturing processes and use over time.

9.       Scientists can DNA test a seed pod and match it to a specific plant or tree.

10.   Crime scene tool marks and suspect tools are never fitted together to show a match. This would damage the integrity of the evidence.

11.   One of the most important tools of the forensic investigator is the ability to:

12.   Perception

13.   Criminal investigations depend on the observations skills of all involved. Those involved include:

14.   Forensic derives from the Latin word, forensics, which means

15.   Forensic science is strictly concerned with uncovering evidence that

16.   Whether observing at a crime scene or examining collected evidence in the laboratory, the forensic examiner must be able to

17.   A person who has seen someone or something and can communicate these facts is

18.   When evaluating eyewitness testimony, the investigator must discriminate between fact and

19.   To ensure all evidence is found, a crime scene is often laid out in a

20.   Eyewitness accounts of crime-scene events vary considerably from one person to another. What you observe depends on your level of

21.   The goal of a crime scene investigation is to

22.   Direct evidence includes

23.   Circumstantial evidence is

24.   Trace evidence is a type of circumstantial evidence, examples of which include

25.   Class evidence narrows an identity to

26.   The crime scene investigation team is made up of

27.   Specialists at a crime scene include

28.   The first to arrive at a crime scene are usually

29.   Medical examiners are also called

30.   Crime scene investigators include

31.   Securing the crime scene is the responsibility of the first responding

32.   All evidence needs to be properly packaged, sealed, and labeled. Liquids and arson remains are stored in

33.   The forensic lab processes all of the evidence the crime scene investigation collected to determine the

34.   Crime scene reconstruction involves forming a hypothesis of the sequence of events from before the crime was committed

35.   Whenever two people come in contact with each other, a physical transfer occurs. To a forensic examiner, these transferred materials constitute what is called

36.   The region of a hair located outside of the medulla containing granules of pigment is called

37.   A type of fibrous protein that makes up the majority of the cortex of a hair is

38.   Hair is considered

39.   Hair can adhere to clothes, carpets and many other surfaces and be transferred to other locations. This is called

40.   All mammals have hair. Its main purpose is to

41.   Hair viewed for forensic investigations is studied both macroscopically and microscopically. Microscopic characteristics include the

42.   Since hair grows out of the skin, chemicals that the skin absorbs can be incorporated into hair. Ingested or absorbed toxins can be detected by chemical analyses of hair. These ingested or absorbed toxins include

43.   If hair is forcibly removed from a victim, the entire hair follicle may be present. This is called a

44.   Animal hair and human hair have several difference including

45.   Fibers that have been spun together are called

46.   When fibers are transferred directly from victim to suspect or suspect to victim, this is called

47.   Fiber evidence is gathered with

48.   Two methods that can analyze fibers without damaging them are

49.   Fibers are classified as either

50.   Natural fibers come from

51.   Natural plant fibers are produced by

52.   All plant fibers share the common polymer that is

53.   Until the nineteenth century, only plant or animal fibers were used to make clothing and textiles. Half the fibers produced today are synthetic. They are categorized as

54.   The field of forensic palynology is the study of

55.   The use of both pollen and spores in forensic studies is based on

56.   A pollen fingerprint is the

57.   The imprint of a fingerprint consists of natural secretions of the sweat glands that are present

58.   Fingerprint characteristics are named for their general visual appearance and patterns. These are called

59.   Two things a forensic examiner looks for on a fingerprint are the presence of a core and

60.   Fingerprint whorl patterns may be a

61.   Fingerprint arches may be

62.   While looking at the basic fingerprint patterns can quickly help eliminate a suspect, in order to positively match a print found at a crime scene to an individual, more is needed. Every individual, including identical twins, has a unique fingerprint due to unique ridge patterns called

63.   Sand is formed by action of

64.   Sand grains carried by water

65.   Some factors that personalize our footwear include

66.   Numerous prints together can tell an investigator about the person’s gait

67.   Information that can be obtained from shoe impressions includes

68.   There are several different methods to make latent prints visible. These include

69.   Motor vehicles can leave

70.   A tire’s tread surface is divided into

71.   Track width is measure from the center of each tire to the center of the

72.   The unique design of a tire’s surface is referred to as its

73.   Tire mark types include

74.   The approximate age of a child can be estimated by viewing the child’s teeth. The presence of wisdom teeth usually indicates an age of over

75.   There is more than one category of tool marks. These tool marks include

76.   Any impression, scratch, or abrasion made when contact occurs between an object, such as a tool, and another object is

77.   The best way to document tool and tool mark evidence is to use

78.   A mark of impression made by a tool when it is pressed against a softer surface is

79.   All evidence must be correctly labeled and processed. Important information that must be recorded

80.   Abrasion marks are made by objects, which include

81.   An important feature of tools used in identification are serial numbers. A serial number is a unique number assigned to an object for

82.   While photographing and recording tool mark evidence, the expert searches the surface of the tool mark for bits of foreign material using

83.   Which of the following serial killers was caught by their fingerprints?

84.   What all types of DNA can be analyzed by forensic scientists?

85.   What is the difference between latent prints and patent prints

86.   What is the most widely used method of dusting for fingerprints?

87.   Fluorescent powder is mainly used to recover prints from what kinds of surfaces?

88.   Aileen Wuornos was ultimately caught how?

89.   Locard’s exchange principle implies all of the following except

90.   A crime scene sketch should include all of the following except

91.   What type of search is more effective in medium sized, open areas, such as a field?

92.   What would be the best search pattern for an apartment?

93.   A medical doctor that performs autopsies to determine cause of death is known as,

94.   What is collusion?

95.   What is an accomplice?

96.   When can a crime scene become unsealed?

97.   A medical doctor who performs autopsies to determine cause of death.

98.   What is not a reason for a warrantless search?