Question

Which fingerprint pattern does Sam have? Sam's thumb print shows a flow of ridges that enters from one side and exits from the other side, with a gradual rise in the center. Sam's fingerprint has the _________________ arch pattern.

Answer 1

plain

Step-by-step explanation:

Answer 2

Plain arch pattern.

Step-by-step explanation:

Fingerprint is an impression of the friction ridges of all or any part of the finger. Plain arch in the fingerprint-pattern- drawing is where the papillary ridges enter, on one side, curve in the center and exit or tend to flow on the opposite side. Statistics in the population with this pattern 5%. The plain arch does not have ridges forming angles, nor does it have raised ridges.