Tenprint Fingerprint Certification Tenprint Fingerprint Ridge Detail & Pattern Types

Question 1

Which of the three basic fingerprint pattern types is characterized by ridges that enter and exit from the same side of the finger?

Accepted Answer

Loop

Answer

Whorl

Answer

Arch

Answer

Tented Arch

Question 2

What is the term for a loop whose ridges flow toward the little finger side of the hand?

Accepted Answer

Ulnar loop

Answer

Radial loop

Answer

Plain loop

Answer

Double loop

Question 3

What distinguishes a plain arch from a tented arch?

Accepted Answer

Tented arches have an upthrust, angle, or two of the three loop requirements; plain arches have a smooth wave

Answer

Plain arches have a delta; tented arches do not

Answer

Plain arches only appear on thumbs; tented arches appear on all fingers

Answer

Tented arches require ridge counting; plain arches do not

Question 4

How many deltas does a plain whorl have?

Accepted Answer

Two

Answer

None

Answer

One

Answer

Three or more

Question 5

What is a 'delta' in fingerprint science?

Accepted Answer

A triangular formation of ridges, rod, or dot at the point of pattern divergence

Answer

The core of the fingerprint pattern

Answer

A type of arch pattern

Answer

The area between two whorls

Question 6

Which whorl subtype contains two separate loop formations, each with its own core and shoulders, arranged within the whorl?

Accepted Answer

Double loop whorl

Answer

Plain whorl

Answer

Central pocket loop whorl

Answer

Accidental whorl