MMSC 220 Exam 2 Concepts (A+ Guaranteed)

what is fingerprint admissibility in court? correct answers 1. permanency (same fingerprints as a young child to the day you die) 2. individuality (uniqueness; no two persons found to have the same fingerprints, based on minutiae) the average fingerprint has BLANK individual ridge characteristics correct answers 150 BLANK produce the black lines seen in fingerprints correct answers friction ridges how many ridge characteristics are needed for a match? correct answers 8-16 -Locard determined that 12 details would suffice as positive identification -identical twins have different fingerprint patterns -also have no-point system what are the types of ridge patterns? correct answers -loop -whorl -arches what are the types of loops? correct answers -ulnar loop -radial loop what are the types of whorls? correct answers -plain -double loop -central pocket -accidental what are the types of arches? correct answers -plain -tented what are the focal points of ridge patterns? correct answers -core -delta what are the types of minutiae? correct answers -ridge ending -bifurcation -island/point/dot -lake -opposed bifurcations and cross -bridge (crossover) -double bifurcation and trifurcation -hook (spur) what is AFIS? correct answers Automated Fingerprint Identification System -doesn't make matches -aids the process of narrowing down possible matches