SFST Review Flashcards

1
Q

Common symptoms of alcohol influence

A
  1. Slowed reactions
  2. Increased risk taking
  3. Impaired vision
  4. Poor coordination
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2
Q

Most common and reliable initial indicators of impaired driving

A

Problems of maintaining proper lane position.
Speed and braking problems.
Vigilance problems.
Judgment problems.

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3
Q

Alcohol impairs the ability to___________among tasks

A

Divide attention

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4
Q

Interview/Questioning techniques

A

Asking for two things simultaneously.
Asking interrupting or distracting questions.
Asking unusual questions.

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5
Q

Divided attention.

A

Concentrating on more than one thing at a time (mental tasks and physical tasks)

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6
Q

Possible factors affecting high ASD

A

Residual mouth alcohol.

Breath contaminants.

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7
Q

Possible factors affection low ASD

A

Breath sample cooling.

Breath sample composition.

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8
Q

The purpose of the ASD is…

A

To associate alcohol with the evidences observed

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9
Q

Original SCRI test data results

A

HGN was 77% accurate.

Walk and turn was 68% accurate.

One leg stand was 65% accurate.

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10
Q

Three SFST validation studies were undertaken between 1995 and 1998.

A

Colorado - 1995

Florida - 1997

San Diego - 1998

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11
Q

San Diego Field Validation Study of SFST

A

HGN = 88%

Walk and turn = 79%

One leg stand = 83%

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