MATRIX VERBATIMS

Question 1

Bottom Note of Matrix

Answer 1

Note: This matrix is intended as a guide and does not include every possible indicator of drug
impairment, nor does it address the effects of combining multiple drug categories.
Refer to the IACP Drug Recognition Expert curriculum for complete information.

Question 2

Footnote of Matrix

Answer 2

Footnote: These indicators are the most consistent with the category; keep in mind there may be variations due to individual reaction, dose taken,
and drug interactions.

Question 3

Hallucinogen GI Note

Answer 3

NOTE: With LSD, piloerection may be observed (goose bumps, hair standing on end).

Question 4

Narcotic Analgesics GI Note

Answer 4

NOTE: Tolerant users exhibit relatively little psychomotor impairment.

Question 5

Hallucinogen DOE Phrase

Answer 5

Duration varies widely from one hallucinogen to another

Question 6

Cannabis DOE Phrase

Answer 6

Impairment may last up to 24 hours, without awareness of effects

Question 7

The Six Exceptions

Answer 7

1) Soma, Quaaludes, and some antidepressants usually dilate pupils.
2) Quaaludes, ETOH, and some antidepressants may elevate.
3) Certain psychedelic amphetamines may cause slowing.
4) Normal, but may be dilated.
5) Down with anesthetic gases, up with volatile solvents and aerosols.
6) Pupil size possibly normal.

Question 8

Rev. 05/2018

Answer 8

Rev. 05/2018