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SFST > SFST > Flashcards

SFST Flashcards

1
Q

In typical enforcement jurisdiction 1 DUI violations in

A

100 result in arrest

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2
Q

In the fort Lauderdale study, police officers arrested what % of drivers they contacted with a .10 to .20 BAC

A

22%

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3
Q

Name three different chemicals that are alcohols

A

Methyl, Ethyl and Isopropyl

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4
Q

Which of these is beverage alcohol

A

Ethynol

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5
Q

What is the chemical symbol for beverage alcohol

A

ETOH

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6
Q

What is the name of the chemical process in which alcohol is produced naturally

A

Fermentation

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7
Q

What is the name of the process used to produce high concentration alcohol

A

Distillation

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8
Q

Blood alcohol concentration is the number of what in every 100 milliliters

A

Grams

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9
Q

Pound for pound, the average women contains more water than the average male

A

false

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10
Q

What do we mean by he “proof” of an alcoholic beverage

A

Take proof divided by 2 gets the actual alcohol content of the beverage

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11
Q

Every chemical that is an alcohol contains what three elements

A

Carbon, Hydrogen, oxygen

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12
Q

Most of the alcohol a person drinks is absorbed into the blood via the small intestines

A

True

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13
Q

What is the name of the muscle that controls the passage from the stomach to the lower gastrointestinal tract

A

Pyloris

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14
Q

Alcohol can pass directly through the stomach walls and enter the bloodstream

A

True

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15
Q

Suppose a man and a women who both weight 160 pounds arrived at a party they both have a BAC of 0.10 chances are

A

He had more drink than she did

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16
Q

In which organ of the body does most of the metabolism of the alcohol takes place

A

Liver

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17
Q

What is the name of the enzyme that aids the metabolism of alcohol

A

Alcohol dehydrogenase

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18
Q

Once a person reaches his or her peak BAC, it will drop at a rate of about

A

.015 per hour

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19
Q

It takes about 30 minutes for the average 175 pound man to “burn off” the alcohol In one 12 ounce can of beer

A

False about 90 min

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20
Q

If DWI is a criminal offense, that standard of proof is

A

Beyond reasonable doubt

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21
Q

The purpose of implied consent is

A

Convince to take a chemical test

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22
Q

For the per se offense, chemical test result in what type of evidence

A

Presumptive

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23
Q

The per se law makes it unlawful to do what

A

Driving with a BAC of .08 or higher

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24
Q

The phase one tasks are what

A

Observe the vehicle in operation and any clues of possible DUI

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25
Q

Two common symptoms of impairment are what

A

slowed reaction, impaired judgment

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26
Q

Alcohol impairs the ability to do what among tasks

A

Divided attention

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27
Q

Three clues reinforcing the suspicions of DUI which may be observed during the stopping sequence are what

A

Tires to flee, no/slow response, sudden stop.

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28
Q

The two major evidence gathering tasks of phase two are what

A

Approach, observe and interview the driver while they still in the vehicle.

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29
Q

The major decision of phase two is what

A

should the driver exit the vehicle

30
Q

Among the described clues an officer might see during the interview are

A

Slurred speech, admission of drinking, inconsistent response unusual statements

31
Q

Among the described clues an officer might smell during the interview

A

Alcohol, marijuana, cover -up odors

32
Q

There are three techniques an officer might use in asking questions that constitute simple divided attention tasks, what are they

A

Asking for two things simultaneously, asking interrupting or distracting questions and asking unusual questions

33
Q

The count down technique requires the driver to do what

A

Divide attention because the driver must continuously concentrate to count backwards while trying to recall where to stop

34
Q

Leaning against the vehicle is a clue to DUI which may be observed during what

A

The exit

35
Q

The two major evidence gathering tasks of phase three are what

A

Administer SFST and administer a PBT or take the subjects to jail

36
Q

The major decision in phase three is what

A

Is the subject going to jail

37
Q

The entire DUI detection process culminates in what

A

Is the arrest/ no arrest decision

38
Q

Divided attention tests requires the subject to what

A

Concentrate on more than one thing at a time

39
Q

Among the mental and physical capabilities a person needs to drive safely are these four

A

Process information, short term memory, judgment/ decision making, balance, vision

40
Q

The two stages of WAT are

A

Instruction stage and the waling stage

41
Q

The two stages of the OLS are

A

Instructions stage and the balance and counting stage

42
Q

WAT is an example of what

A

Divided attention field sobriety test

43
Q

The WAT requires a real or imaginary line and

A

Take 9 heel to toe steps in a straight line and return

44
Q

During what stage of WAT is the subject required to count out loud

A

During the walking stages

45
Q

Based upon the San Diego study, the WAT test can determine whether a subjects BAC is above or below .08 what percent of the time

A

79%

46
Q

In the WAT test, a subject who steps off the line during the first 9 steps and once during the second 9 steps and who uses arms or balance twice during the second nine steps has produced how many distinct clues

A

two clues each time

47
Q

The WAT test has how many possible clues

A

8

48
Q

During what stage of the OLS test must the subject maintain balance while standing on one foot

A

Balance and counting stage

49
Q

The OLS requires the subject to keep the foot evaluated for how many seconds

A

30 sec

50
Q

Based upon the San Diego study, the OLS test can determine whether a subjects BAC is above or below .08 what percent of the time

A

83%

51
Q

In the OLS test, subject who sways has produced how many clues

A

1

52
Q

In the OLS test, a subject who uses arms for balance, is hopping, and putting foot down has produced how many clues

A

3

53
Q

What is the maximum number of clues for HGN that can appear in one eye

A

3

54
Q

Based upon the San Diego study, The HGN test can determine whether a subjects BAC is above .08 what percent of the time

A

88%

55
Q

The third clue of HGN is a onset of nystagmus prior to what degree

A

45 degrees

56
Q

The purpose of PBT

A

Demonstrate the association of the alcohol with the observation

57
Q

Two factors that produce high results on PBT

A

Residual mouth alcohol and breath contaminants

58
Q

Two factors that produce low results on PBT

A

Breath sample cooling and breath sample composition

59
Q

Among the described clues an officer might see during the phase two interview

A

Bloodshot eyes, fumbling fingers, soiled clothing, alcoholic containers

60
Q

DWI detection is defined as

A

The entire process of identifying and gathering evidence to determine if a subject should be arrested for DWI violations

61
Q

The three phases is a typical DWI contact are

A

Phase one- vehicle in motion
Phase two- personal contact
Phase three- pre-arrest screening

62
Q

In phase one, the officer usually has an opportunity to

A

Observe the driver operating the vehicle

63
Q

Phase three may not occur

A

If driver is grossly impaired, badly injured, or refuses to submit to test

64
Q

Each major decision can have any one of 3 different outcomes, these are

A

Yes-do it
No- don’t do it
Wait- look for additional evidence

65
Q

At each phase of detection, the officer must determine

A

Whether there is sufficient to establish legal grounds necessary to proceed to the next step of the detection process

66
Q

Evidence of DWI is largely

A

Sensory ( sight and smell)

67
Q

Law enforcement officers need a system and tools for recording field notes at scenes of DWI investigation because DWI evidence is

A

At the time of the DWI incident- When you pull them over as soon as the blue lights go on

68
Q

SCRI for SFST

A

HGN- 77%
WAT- 68%
OLG- 65%

69
Q

San Diego SFST

A

HGN- 88%
WAT- 79%
OLG- 83%

70
Q

1990 Field study SFST

A

Colorado- 86%
Florida- 95%
San Diego- 91%

71
Q

NHTSA 3 final reports

A

California- lab 1977
California- lab/ field 1977
Maryland, district of Columbia, Virginia, North Carolina 1983 field study

SFST (3 decks)

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