DRE: Practice Quiz #1

Question 1

As defined for this course, a “drug” is any substance that, taken into the human body can impair ______.

Answer 1

The ability of the person to operate a vehicle safely

Question 2

The first DRE laboratory validation study was the _____

Answer 2

Johns Hopkins Study

Question 3

Ingesting two or more drugs is called ______

Answer 3

polydrug use

Question 4

In the 2013-2014 National Roadside Survey of Alcohol and Drug Use by Drivers Study, approximately ___ percent of drivers tested positive for at least one drug.

Answer 4

22

Question 5

In the Los Angeles Field Validation Study, slightly more than what percentage of the subjects examined were found to have more than one drug in their system?

Answer 5

70%

Question 6

Which of the following was the most detected drug in the LAPD DRE Field Study?

Answer 6

PCP

Question 7

The afferent nerves are also known as the ______ nerves

Answer 7

sensory

Question 8

What is the artery used in the measurement of blood pressure?

Answer 8

Brachial

Question 9

Which of the following would most likely be referred to as a “speedball?”

Answer 9

Cocain and Heroin

Question 10

What was the landmark Arizona State Supreme Court case that established the admissibility of HGN as evidence of alcohol impairment?

Answer 10

State vs. Blake

Question 11

Which of the following represents the correct DRE teset Sequence?

Answer 11

Modified Romberg Balance, Walk and turn, One Leg Stand, Finger-to-nose

Question 12

There are ___ Systematic and standardized steps that are performed in a complete DRE drug influence evaluation.

Answer 12

12

Question 13

The diameters of the pupillometer’s circles/semi-circles are indicated in?

Answer 13

Millimeters

Question 14

The technical term for abnormally large or dilated pupils is______.

Answer 14

mydriasis

Question 15

Nystagmus is defined as ______

Answer 15

involuntary jerking of the eyes

Question 16

What formula expresses the approximate statistical relationship between blood alcohol concentration and nystagmus onset angle?

Answer 16

BAC = (50-ANGLE OF ONSET) X 10

Question 17

Sympathomimetic drugs artificially cause the transmission of messages that produce ______ blood pressure and pulse rate.

Answer 17

elevated

Question 18

The pulmonary artery is unique because it is the only artery that _______

Answer 18

carries blood depleted of oxygen.

Question 19

The technical term for an abnormally rapid heart rate is ________

Answer 19

tachycardia

Question 20

Which of the following is NOT a component (part) of the Sphygmomanometer?
A. compression cuff
B. Diaphragm
C. Manometer (pressure guage)
D. Pressure control valve
E. Pressure bulb

Answer 20

Diaphragm