B3.3.2 - Fingerprinting Flashcards Preview

SHHS - Science - B3.3 Detection - Year 9 > B3.3.2 - Fingerprinting > Flashcards

Flashcards in B3.3.2 - Fingerprinting Deck (19)
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1

What does the diagram show?

A cross section diagram of human skin

2

Identify the missing label from the diagram of a skin cross section.

3

Identify the missing label from the diagram of a skin cross section.

4

Identify the missing label from the diagram of a skin cross section.

5

Identify the missing label from the diagram of a skin cross section.

6

Identify the missing label from the diagram of a skin cross section.

7

Identify the missing label from the diagram of a skin cross section.

8

What do we call the impression of ridges on your fingertips?

Fingerprints

9

What is the funciton of a sweat gland?

It is where sweat is produced

10

What is the function of pores in the skin?

To allow sweat to be released.

11

What is the funciton of the ridges on your finger tips?

To grip objects

12

How are fingerprints formed?

They form when a baby stretches or bends their fingers in the uterus.

13

Describe how fingerprints can be left behind on glass.

When you touch glass oils in your sweat are left behind which make an impression of the ridges on your skin.

14

Why are fingerprints useful for solving crimes?

Because they are uniques - even to identical twins

15

Name the 2 common methods of revealing fingerprints used by forensic scientists.

Powder dusting

Ultraviolet light

16

What are the 3 main patterns that a fingerprint can be?

Arch

Whorl

Loop

17

Identify the type of fingerprint.

Arch

18

Identify the type of fingerprint.

whorl

19

Identify the type of fingerprint.

Loop