PPT-Fingerprint Lab Fingerprints

Fingerprints are an impression of the lines on the inner surface of the thumb and fingers Patterns are made by tiny ridges on the skin The ridges on our fingertips help us grip objects When we touch . Fingerprints. 2013-14. Structure of Skin. Skin consists of: . Inner layer—dermis . Outer layer—epidermis. Basal layer or papillary dermis in between. New cells generate here. Basal layer contains DERMAL PAPILLAE that push up on dermis to create ridges with intricate shapes (fingerprints). WHORL PATTERN. FINGERPRINT. FINGERPRINT patterns. GALTON DETAILS. Galton Characteristics. . SHORT RIDGE/. ISLAND . DOT . FORK/. BIFURCATION ENDING RIDGE. Forensics Fun. Jocelyn Koller. University of Maryland Extension 4-H STEM Associate Agent. The University of . Maryland. . Extension . programs are open to all and will not discriminate against anyone because of race, age, sex, color, sexual orientation, physical or mental disability, religion, ancestry, or national origin, marital status, genetic information, or political affiliation, or gender identity and expression.. “Fingerprints can not lie, . but liars can make fingerprints.”. —. Unknown. RECORDING PRINTS. rolling . inked prints. primary identification number. LIFTING PRINTS. Black. , white and fluorescent powder. Can any two people have the same fingerprint?. Basic Principles. According to criminal investigators, fingerprints follow 3 fundamental principles:. A fingerprint is an . individual. characteristic; no two people have been found with the . Can any two people have the same fingerprint?. Basic Principles. According to criminal investigators, fingerprints follow 3 fundamental principles:. A fingerprint is an . individual. characteristic; no two people have been found with the . day 1. Indentifying Individual Prints. Fingerprints. Fingerprint Principles. According to criminal investigators, fingerprints follow 3 fundamental principles:. A fingerprint is an . individual. characteristic; no two people have been found with the . History of Fingerprints. 1788 - Johann Mayer . noted that the arrangement of skin ridges is never duplicated in two persons. He was probably the first scientist to recognize this fact. . 1880 – Henry Fauld. PRINT BASED . ELECTRONIC VOTING MACHINE. GUIDED BY :. Mr. T.VENU GOPAL. M.E,MISTE,FIETE (. Ph.D. ). Associate Professor. . PRESENTED BY :. 07J81A0426. 07J81A0402. 07J81A0454. DEPARTMENT OF ELECTRONICS AND COMMUNICATIONS. Ridgeology. : The study of the uniqueness of friction . ridge. structures and their use for personal . identification. .. 1.  . . The koala is one of the few mammals (other than primates) that has fingerprints. In fact, koala fingerprints are remarkably similar to human fingerprints; even with an electron microscope, it can be quite difficult to distinguish between the two.. a. Identify and utilize appropriate techniques used to lift and evaluate readable, latent, plastic and visible fingerprints. . SFS2. Students will use various scientific techniques to analyze physical and trace evidence. . Mrs. Svedstrup. 1. Chapter 7. Fingerprints: Major Form of ID. Major goal of criminal and civil investigation process is to identify people. Fingerprinting is widely used: All individuals have unique set of fingerprints—even identical twins. . : . SWBAT debate the value of the . Bertillion. measurement system . Do Now. : Are fingerprints class or individual? Direct or circumstantial?. Every . individual, including . identical twins. , has a unique . Quick Quiz. Can you tell if they match?. www.newscientist.com/gallery/mg20527522600-guess-the-fingerprints. Fingerprints (and also toe prints) can be used to identify a single individual because they are unique to each person and they do not change over time. .