Module 2-3 Personal Identification Techniques Flashcards
It is the epedirmal hairless skin found in the central/lower surface of the hands and feet covered with minute ridges and furrows and without pigment and coloring layers.
Friction Skin
It is the component of the friction skin that actually formed the fingerprint impression.
Ridge Surface
This is the tiny opening or the tiny white dots.
Sweat Pores
This is the passage way of sweat.
Sweat Duct
This is the producers of sweat.
Sweat Glands
Are naturally raised raised strips of skin found in the Palmar side of our fingers and thumbs in which the fingerprint patters are formed.
Ridges
Fingerprints begun to develop around the 10th week and are complete by the end of the 4th month of pregnancy.
Formation
It says that even identical twins don’t have identical fingerprints.
Uniqueness
Factors that affect the development of friction ridges.
Genetic factors and environment inside the wound
A persons fingerprints will remain the same throughout thier life.
Persistence
It is the destruction of the friction skin can either be temporary or permanent.
Ridge Destruction
This occurs when only the epidermis layer of the friction skin has been damage.
Temporary Destruction
It can be injected to the friction skin due to damage to the dermis layer.
Permanent Damage
What causes ridge destruction?
It caused by manual works, skin diseases, warts, skin ulcers, burn, and scars.
What causes of no fingerprints on humans?
It caused by permanent damage and genetic condition.
It is a disorder to a gene mutation on chromosome 4 that causes a person to have no fingerprints.
Adermatoglyphia (Immigration delay disease)
What are the three genetic conditions?
- Adermatoglyphia
- Dermatopathia Pigmentosa Reticularis (DPR)
- Naegeli-Franceschetti Jadasshon Syndrome (NFJS)
They are the ones noted to be the first user of fingerprints for their symbolism in the early part of their rituals until they utilize it in the signing of contracts for those who were illiterate.
China
In China they called fingerprints?
Hua chi
He is the first Filipino fingerprint technician employed by Phillipines Constabulary.
Generoso Reyes
She is the first Filipina fingerprint technician.
Isabela Bernales
Gave the first examination in fingerprinting in 1927 and Agustin Patricio of the Philippines topped the examination.
Capt. Thomas Dugan (New York Police Dept.) and Flabiana Guerero (FBI Washington)