Henry Classification
Category that deals with only whorls
Primary
Fingerprints are formed during this timeframe of fetal development
6-11 weeks
Study of friction ridge for personal identification
Ridgeology
Ridge that flows and abruptly stops
Ridge Ending
Dye stain used for non-porous items
Ardrox or Rhodamine
Category with A,T,U,R,W
Secondary
Visible print (also what an inked print is considered)
Patent print
Study of the size, shape and location of pores
Poroscopy
Ridge that splits into two ridges
Bifurcation
Ninhydrin
A radial loop, plain arch or tented arch is listed as this in the sub-secondary
rat
Instrument used for printing the dead
Postmortem Spoon
Technical term for a fingerprint
Phalange
Ridge that has the same height and width
Dot
Technical term for superglue
Cyanoacrylate
Category with a chart for ulnar loops
Sub-secondary or Major
Prints that capture the entire hand, palm and fingers
Major Case Prints
Raised portion of the epidermis
Ridge
Immature ridges
Incipient Ridges
What does DFO need to make the chemical reaction occur
Heat
Category looking at fingers #1-4,6-9 and 1st loop
Key
Volar Pads
Chance invisible impression
Latent Print
Scars and pores are this level of detail
Three
Chemical used at the scene for fixed items
Powder