Fingerprint Patterns Fingerprints Lecture 2

Types of Loops Loop Radial loop- opens in direction of thumb Ulnar loop- opens in direction of pinky Right hand? Radial loop Ulnar loop Left hand? Ulnar loop Radial loop

Types of Arches Arches Plain- gently sloping Tented- nearly vertical slope

Types of Whorls Whorls Plain- many circular ridges Double loop- two overlapping loops that open in opposite directions Central pocket loop- loop print with a small whorl in middle Accidental- made up of two types of other patterns