All whorls have two or more ________, _________have one, and arches have no deltas

The five (5) fingerprint characteristics are named after what famous biologist?

The core of a whorl is unmistakable; it is the center circle of the _________ of the ________.

_________ on the other hand do not curve back upon themselves at all.

Whorls are swirly patterns consisting of a series of irregular circles or spirals around a central core.

In a whorl, the ridges have no identifiable end.

Loops look like open whorls-part of concentric circles are squashed and surround a core.

Ridges enter from one side of the finger, curve around the core, and leave the finger on the same side from which they entered.

Name the three (3) different types of surfaces the class used during the classroom activity, to apply their fingerprints for identification.

Plain Whorls consist of....

Central pocket whorls have....

Central pocket whorls consist of at least....

Double Loop Whorls represent what Chinese symbol?

"S" type loop whorls are not considered double loop whorls, instead are classified as....

Accidental whorls consist of a combo of ________ or more different types of patterns

Tracing refers to the position of the deltass in a whorl relative to each other?

The Chinese used thumb prints to sign documents until 1860.

Italian professor Marcello Malpighi was probably the first to notice how the ridges on people's fingerprints formed patterns.

It wasn't until the turn of the twentieth century that fingerprints for police identification began in......