1.1.1 to 1.1.3 Flashcards

1
Q

The part of hair beneath the skin’s surface

A

Root

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2
Q

Identifying marker of cortex

A

Cellular texture of cortex

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3
Q

Identifying marker of cuticle

A

Cuticle thickness

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4
Q

Identifying marker of medulla

A

Relative width, continuous/fragmented, opaque/translucent

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5
Q

Cuticle

A

Outermost layer of hair

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6
Q

Cortex

A

Middle layer of hair

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7
Q

Medulla

A

Innermost layer of hair

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8
Q

Link method

A

Used for any area; investigators form logical links between evidence until they piece together everything

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9
Q

Line/strip method

A

Used for large and/or outdoor scenes; investigators are put in regular intervals and search in straight lines

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10
Q

Grid method

A

Used for large and/or outdoor scenes; same as the line method, but there is another row of investigators perpendicular to search more

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11
Q

Zone method

A

Used for scenes with defined zones/sections; each team is assigned certain zones to search, and afterwards they use the appropriate method

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12
Q

Spiral method

A

Used for scenes with no physical barriers, like open water; begin at the critical point and spiral out, or begin on the outside of the scene and spiral in

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13
Q

Wheel/ray method

A

Used for small, circular scenes; Investigators start at an important central point and go outwards in straight lines from there

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14
Q

Iterative process

A

Repeating the same steps until the desired outcome is reached

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15
Q

Additional hair comparisons

A

Growth cycle, diameter, artificial treatment, damage, diseases

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16
Q

Catagen

A

(2) Follicle shrinks

17
Q

Anagen

A

(1) Hair actively growing

18
Q

Telogen

A

(3) Hair sheds

19
Q

Artificial treatments

A

Dyes, cleaning agents, straightening products, and oils may leave traces visible under a microscope

20
Q

Steps of experimental design

A

1) Identify the question
2) Make a hypothesis
3) Design an experiment
4) Conduct the experiment
5) Analyze results
6) Communicate findings

21
Q

3 parts of a crime scene sketch

A

Legend, evidence, and scale