October 27, 2015

Standardized Field Sobriety Test Course Session 1 - Introduction Glossary of Terms VALID

Standardized Field Sobriety Test Course
Session 1 - Introduction

Glossary of Terms
VALID
Conforming to accepted principles. Producing accurate and reliable results.
VALIDATED
A documented act of demonstrating that a procedure, process, and/or activity will
consistently lead to accurate and reliable results.
VEHICLE IN MOTION
The first phase in the DWI detection process. In this phase the officer observes
the vehicle in operation, determines whether to stop the vehicle, and observes
the stopping sequence.
VERTICAL GAZE NYSTAGMUS
An involuntary jerking of the eyes (up-and-down) which occurs as the eyes are
held at maximum elevation. The jerking should be distinct and sustained.
VOIR DIRE
A French expression literally meaning “to see, to say.” Loosely, this would be
rendered in English as “To seek the truth,” or “to call it as you see it.” In a law or
court context, one application of voir dire is to question a witness to assess his or
her qualifications to be considered an expert in some matter pending before the
court.
VOLUNTARY NERVE
A motor nerve that carries messages to a muscle that we consciously control.
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WALK AND TURN (WAT)
A divided attention field sobriety test. The second test administered in SFST
battery.
WITHDRAWAL
This occurs in someone who is physically addicted to a drug when he or she is
deprived of the drug. If the craving is sufficiently intense, the person may
become extremely agitated, and even physically ill.
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