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Flashcards in RR: Drug Detection Deck (15):
1

AOA adopted resolution June 1993 telling ODs to become teachers of law enforcement about ____?

horizontal nystagmus testing

2

While performing the walk and turn, how many clues are needed to demonstrate impairment?

2 clues

3

While performing the one leg stand, how many clues are needed to indicate a BAC of 0.08% or drug impairment?

2 clues

4

While checking for horizontal nystagmus, how many clues are needed to indicate impairment

4-6 clues

5

What are 4 ocular findings findings associated with drug use?

1. lack of smooth pursuit
2. Presence of talc retinopathy
3. Meth in retinal tissues
4. Alkaline burns from cornea from crack smoke

6

What 3 things depress brain and body functions such as fine and gross motor nerve systems, and gross visual mechanism systems?

1. Depressants
2. Inhalants
3. PCP (especially this one, very pronounced)

7

HGN will be apparent with all but which class of drugs?

Cannabis
- found when using depressants/inhalants/PCP

8

Describe the features of a horizontal gaze nystagmus.

1. Jerk nystagmus w/ fast and slow phase
2. Requires following a target

9

If nystagmus occurs before ___ degrees and alcohol is the cause, the individual has 0.08% BAC or higher.

45 degrees

10

The closer to the nose the nystagmus occurs, the ______ the BAC.

higher

11

If there's a BAC that is less than shown impairment, what should we suspect?

1. Barbiturates
2. Inhalants
3. PCP

12

If a vertical nystagmus is present, what drugs are we suspecting?

High amounts of:
1. depressants
2. inhalants
3. PCP

13

Pupils will be dilated with the use of what drugs?

Quaaluds or Soma

14

Miotic pupils are consistent with the use of what?

narcotic analgesics

15

Depressants can cause what ocular sign?

Horizontal Gaze nystagmus