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DRE Test 1 Study Guide QUESTIONS AND
CORRECT DETAILED ANSWERS WITH
RATIONALES 2025/2026 (VERIFIED ANSWERS)
|ALREADY GRADED A+
ACCOMMODATION RELEX - .....ANSWER... ✔✔ the
adjustment of the eyes for viewing at various distances.
Meaning the pupils will automatically constrict as objects
move closer and dilate as objects move further away.
ADDICTION - .....ANSWER... ✔✔ habitual,
psychological dependence on a substance beyond one's
voluntary control.
ADDITIVE EFFECT - .....ANSWER... ✔✔ occurs when
the drugs independently affect some indicator in the
same way and their use in combination will also affect
the indicator and the effect may be reinforced.
AFFERENT NERVES - .....ANSWER... ✔✔ see. "Sensory
Nerves."
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ALKALOID - .....ANSWER... ✔✔ a chemical that is
found in, and can be physically extracted from, some
substance. For example, Morphine is a natural alkaloid
of Opium. It does not require a chemical reaction to
produce Morphine from Opium.
ANALGESIC - .....ANSWER... ✔✔ A drug that relives
or allays pain.
ANALOG (of a drug) - .....ANSWER... ✔✔ A chemical
that is very similar to the drug, both in terms of
molecular structure and in terms of psychoactive effects.
For example, the drug Ketamine is an along of PCP.
ANESTHETIC - .....ANSWER... ✔✔ A drug that
produces a general or local insensibility to pain and
other sensation.
ANTAGONISTIC EFFECT - .....ANSWER... ✔✔ Occurs
when a drug causes an action and another drug causes
an opposite action, the effect cannot be predicted.
ARRHYTHMIA - .....ANSWER... ✔✔ An abnormal heart
rhythm.
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ARTERY - .....ANSWER... ✔✔ The strong, elastic blood
vessels that carry blood away from the heart.
AUTONOMIC NERVE - .....ANSWER... ✔✔ A motor
nerve that carries messages to the muscles and organs
that we do not consciously control. There are two kinds
of autonomic nerves, the sympathetic nerves and
parasympathetic nerves.
AXON - .....ANSWER... ✔✔ The part of a neuron
(nerve cell) that sends out a neurotransmitter.
BAD TRIP - .....ANSWER... ✔✔ A hallucination where
the user becomes panic-stricken by what he/she is
seeing or hearing, and may become uncontrollably
excited, or even try to flee from the terror.
BLOOD ALCOHOL CONCENTRATION (BAC) -
.....ANSWER... ✔✔ The percentage of alcohol in a
person's blood.
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BREATH ALCOHOL CONCENTRATION (BrAC) -
.....ANSWER... ✔✔ The percentage of alcohol in a
persons blood as measured by a breath testing device.
BIPOLAR DISORDER - .....ANSWER... ✔✔ A condition
characterized by the alteration of manic and depressive
states.
BLOOD PRESSURE - .....ANSWER... ✔✔ The force
exerted by blood on the walls of the arteries. Blood
pressure changes continuously, as the heart cycles
between contraction and expansion.
BRADYCARDIA - .....ANSWER... ✔✔ Abnormally slow
heart rate.
BRADYPNEA - .....ANSWER... ✔✔ Abnormally slow
rate of breathing.
BRUXISM - .....ANSWER... ✔✔ Grinding of the teeth.
This behavior is often seen in persons who are under the
influence of Cocaine or other CNS Stimulants.
DRE Test 1 Study Guide QUESTIONS AND
CORRECT DETAILED ANSWERS WITH
RATIONALES 2025/2026 (VERIFIED ANSWERS)
|ALREADY GRADED A+
ACCOMMODATION RELEX - .....ANSWER... ✔✔ the
adjustment of the eyes for viewing at various distances.
Meaning the pupils will automatically constrict as objects
move closer and dilate as objects move further away.
ADDICTION - .....ANSWER... ✔✔ habitual,
psychological dependence on a substance beyond one's
voluntary control.
ADDITIVE EFFECT - .....ANSWER... ✔✔ occurs when
the drugs independently affect some indicator in the
same way and their use in combination will also affect
the indicator and the effect may be reinforced.
AFFERENT NERVES - .....ANSWER... ✔✔ see. "Sensory
Nerves."
,2|Page
ALKALOID - .....ANSWER... ✔✔ a chemical that is
found in, and can be physically extracted from, some
substance. For example, Morphine is a natural alkaloid
of Opium. It does not require a chemical reaction to
produce Morphine from Opium.
ANALGESIC - .....ANSWER... ✔✔ A drug that relives
or allays pain.
ANALOG (of a drug) - .....ANSWER... ✔✔ A chemical
that is very similar to the drug, both in terms of
molecular structure and in terms of psychoactive effects.
For example, the drug Ketamine is an along of PCP.
ANESTHETIC - .....ANSWER... ✔✔ A drug that
produces a general or local insensibility to pain and
other sensation.
ANTAGONISTIC EFFECT - .....ANSWER... ✔✔ Occurs
when a drug causes an action and another drug causes
an opposite action, the effect cannot be predicted.
ARRHYTHMIA - .....ANSWER... ✔✔ An abnormal heart
rhythm.
,3|Page
ARTERY - .....ANSWER... ✔✔ The strong, elastic blood
vessels that carry blood away from the heart.
AUTONOMIC NERVE - .....ANSWER... ✔✔ A motor
nerve that carries messages to the muscles and organs
that we do not consciously control. There are two kinds
of autonomic nerves, the sympathetic nerves and
parasympathetic nerves.
AXON - .....ANSWER... ✔✔ The part of a neuron
(nerve cell) that sends out a neurotransmitter.
BAD TRIP - .....ANSWER... ✔✔ A hallucination where
the user becomes panic-stricken by what he/she is
seeing or hearing, and may become uncontrollably
excited, or even try to flee from the terror.
BLOOD ALCOHOL CONCENTRATION (BAC) -
.....ANSWER... ✔✔ The percentage of alcohol in a
person's blood.
, 4|Page
BREATH ALCOHOL CONCENTRATION (BrAC) -
.....ANSWER... ✔✔ The percentage of alcohol in a
persons blood as measured by a breath testing device.
BIPOLAR DISORDER - .....ANSWER... ✔✔ A condition
characterized by the alteration of manic and depressive
states.
BLOOD PRESSURE - .....ANSWER... ✔✔ The force
exerted by blood on the walls of the arteries. Blood
pressure changes continuously, as the heart cycles
between contraction and expansion.
BRADYCARDIA - .....ANSWER... ✔✔ Abnormally slow
heart rate.
BRADYPNEA - .....ANSWER... ✔✔ Abnormally slow
rate of breathing.
BRUXISM - .....ANSWER... ✔✔ Grinding of the teeth.
This behavior is often seen in persons who are under the
influence of Cocaine or other CNS Stimulants.
