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POST 2023 > SFST's DUI > Flashcards

SFST's DUI Flashcards

1
Q

Colorado Field Validation Study of SFST

A

86% correct arrest/release decision based on three SFST’s

93% of those arrested had a BAC of 0.05 or higher

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2
Q

Florida Field Validation study of SFST

A

95% correct arrest decisions based on the three SFST’s

Validated SFST’s at 0.08 BAC and above

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3
Q

San Diego Field Validation Study of SFST

A

91% correct arrest decision for 0.08 BAC and above using three SFST’s

HGN is still the most reliable of three SFST’s and supports arrest decisions at 0.08 BAC

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4
Q

Horizontal Gaze Nystagmus (HGN)

A

Involuntary jerking of eyes, occurring as eyes gaze to the SIDE

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5
Q

What are the 3 Gaze Nystagmus

A

Horizontal

Vertical

Resting

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6
Q

Vertical Gaze Nystagmus

A

Involuntary jerking of eyes (Up and down)

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7
Q

Resting Nystagmus

A

Jerking of eyes as they look straight ahead

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8
Q

HGN Medical Impairment assessment

A

Equal pupil size

Resting Nystagmus

Equal tracking

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9
Q

The three clues to HGN testing

A

Lack of smooth pursuit

Distinct and sustained nystagmus at maximum deviation

Onset of nystagmus prior to 45 degrees

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10
Q

When conducting HGN testing make sure to remove glasses and hats

A
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11
Q

Position for finger or other stimulant for HGN testing

A

12-15 inches from the nose at about eye level

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12
Q

Clues for HGN testing

A

look for all three of these clues in each eye for a total of 6 clues:

Lack of smooth pursuit

Distinct and sustained nystagmus at maximum deviation

Onset of nystagmus prior to 45 degrees

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13
Q

How many clues need to be found in the HGN test to indicate BAC is 0.08

A

4 or more

This is 88% accurate

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14
Q

The walk and turn test is a _______ test

A

Divided attention test.

Mental task and physical task

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15
Q

What two stages are in the walk and turn test

A

Instruction stage

Walking stage

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16
Q

How many instruction stage clues are their for the walk and turn test

A

2

Cannot keep balance while listening to instructions

Starts to soon

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17
Q

How many walking stage clues are their for the Walking stage of the walk and turn test

A

6

-Stops while walking
-Does not touch heel to toe
-Steps off the line
-Uses arm(s) to balance
Improper turn
Incorrect number of steps

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18
Q

How many total clues are their for the Walk and turn test

A

8

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19
Q

How many clues need to found in the walk and turn test to indicate BAC is 0.08

A

2 or more clues

(79% accurate)

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20
Q

The One leg stand is a _____ test

A

Divided attention test

-Mental task and physical task

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21
Q

what stages are in the One leg stand test

A

Instruction stage

Balance and counting stage

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22
Q

One leg stand test clues

A

Sways while balancing

Use arm(s) to balance

Hopping

Puts foot down

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23
Q

How many clues can be found in the One leg stand test

A

4

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24
Q

How many clues need to be found in the One leg stand test to indicate BAC is 0.08

A

2 or more

(83% accurate)

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25
Q

Questions that divide attention

A

What day is it?

where are you coming from?

-be alert for the driver who:
- Ignores question
-supplies incorrect answer

26
Q

Phase one

A

Vehicle in motion

27
Q

Most common and reliable indicators of DWI

A

Problems in maintaining proper lane position

Speed and breaking problems

Vigilance problems

Judgment problems

28
Q

Motorcycle DUI Detection

A

Drifting during turn or curve

trouble with dismount/balance at a stop

turning problems

inattentive to surroundings

inappropriate or unusual behavior

weaving

recklessness

following to closely

running stop light or sign

evasion

traveling wrong way

erratic movements while going straight

29
Q

Vehicle in motion cues

A

What do you see?
-Moving violation
-Equipment violation
-Other violation
-Unusual operation
-Anything else

30
Q

How is BAC measured

A

BAC is the number of grams of alcohol found in 100 milliliiters of the persons blood

31
Q

Distillation

A

Fermented beverage is boiled at a controlled temp to extract and concentrate the ethanol fumes

32
Q

Fermentation process

A

Sugar + yeast- oxygen=carbon dioxide+ alcohol

33
Q

Common symptoms of alcohol influence

A

0.02=impaired judgement
0.05=impaired vision
0.08=poor coordination
0.10= slowed reaction
0.15= substantial impairment

34
Q

Two aproaches for stopping DUIS

A

Deterrence

Prevention

35
Q

Actual physical control

A

Being in the drivers position of a motor vehicle withe the motor running OR with the vehicle moving

36
Q

Do your have the right to an attorney before submitting to evidentiary testing?

A

NO

37
Q

what is the civil divers license suspension for 1st time refusal?

A

1 year $250

38
Q

second time refusal within 2 years punishment

A

2 years $250

39
Q

What is the civil driver’s license suspension (ALS) for 1st time failure

A

90 days

40
Q

The ALS form only applies to the civil license suspension not the criminal case

A
41
Q

Underage DUI 1st off

A

$1000, 90 to 1 year suspension, alcohol evaluation

42
Q

Excessive DUI 1st

A

10 days to 1 year in jail, $2000, 1 year suspension

43
Q

DUI 1st

A

6 months in jail, $1000, 90- 180 day suspension. The 30 days are absolute

44
Q

Aggravated DUI

A

15 years in prison, $5000 fine, 1-5 year suspension, ignition interlock, restitution

45
Q

Private property

A

Real property not owned by the government

46
Q

What is private property open to the public

A

Real property not owned by the government, but is available for vehicular traffic or parking with permission of the owner

47
Q

Phase two:

A

Personal contact
-What do you see
-What do you hear
-What do you smell

48
Q

Phase one task one

A

Initial observation of vehicle operation

49
Q

Phase one task two

A

Observation of the stop

50
Q

Phase Two: Task one

A

Face to face observation and interview of suspect

51
Q

Phase two

A

Personal Contact

52
Q

ALS

A

Alcohol License Suspension

53
Q

Reasons we use HGN

A

Reliable

Involuntary

Noticeable

Pertains to CNS Depressants, inhalants, and dissociative anesthetics cause HGN

54
Q

Types of evidence

A

Physical
Established facts
Illustrative
Demonstrative
Written documentation
Testimony

55
Q

What approximate percentage of fatal crashes involve drivers who have been drinking

A

28%

56
Q

Post arrest evidence

A

Breath test

57
Q

On any typical weekend night, approximately what percentage of cars are driven by persons who are DWI?

A

10% or more

58
Q

About how many times does the average DWI violator drive intoxicated before arrest?

A

About 80

59
Q

An alcohol-related crash at night is more likely to result in death than is a non alcohol related crash.
How many more times likely?

A

3 or 3.3

60
Q

What is the definition of DWI detection

A

POST 2023 (14 decks)

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