NHTSA SFST ACTUAL EXAM PAPER 2026
QUESTIONS WITH ANSWERS GRADED A+
⩥ Resting nystagmus. Answer: Jerking of the eyes as they look straight
ahead
⩥ Ptosis. Answer: Droopy eyelids
⩥ Nystagmus. Answer: An involuntary jerking of the eyes
⩥ One leg stand (OLS). Answer: A divided attention field sobriety test.
The third test administered in the SFST battery
⩥ DWI detection process. Answer: The entire process of identifying and
gathering evidence to determine whether or not a subject should be
arrested for a DWI violation.
Phase one-vehicle in motion
Phase two-personal contact
Phase three- Pre-arrest screening
⩥ BAC. Answer: Blood alcohol content
The percentage of alcohol in a person's blood
Breath and blood test are standard specimens for DWI
, ⩥ BAC. Answer: The percentage of alcohol in someone's blood as
measured by a breath testing device
⩥ Alveolar breath. Answer: Breath from the deepest part of the lung
⩥ Bruxism. Answer: Grinding the teeth. This behavior is often seen in a
person who is under the influence of cocaine or other CNS stimulants
⩥ CNS depressants. Answer: Include alcohol, barbiturates, anti-anxiety
tranquilizers and numerous other drugs
One of the seven drug categories
⩥ CNS stimulants. Answer: Include cocaine, the amphetamines, Ritalin,
Preludin, and numerous other drugs.
One of the seven drug categories
⩥ Diplopia. Answer: Double vision
⩥ Field sobriety test. Answer: Any one of several roadside tests that can
be used to determine when a subject is impaired
QUESTIONS WITH ANSWERS GRADED A+
⩥ Resting nystagmus. Answer: Jerking of the eyes as they look straight
ahead
⩥ Ptosis. Answer: Droopy eyelids
⩥ Nystagmus. Answer: An involuntary jerking of the eyes
⩥ One leg stand (OLS). Answer: A divided attention field sobriety test.
The third test administered in the SFST battery
⩥ DWI detection process. Answer: The entire process of identifying and
gathering evidence to determine whether or not a subject should be
arrested for a DWI violation.
Phase one-vehicle in motion
Phase two-personal contact
Phase three- Pre-arrest screening
⩥ BAC. Answer: Blood alcohol content
The percentage of alcohol in a person's blood
Breath and blood test are standard specimens for DWI
, ⩥ BAC. Answer: The percentage of alcohol in someone's blood as
measured by a breath testing device
⩥ Alveolar breath. Answer: Breath from the deepest part of the lung
⩥ Bruxism. Answer: Grinding the teeth. This behavior is often seen in a
person who is under the influence of cocaine or other CNS stimulants
⩥ CNS depressants. Answer: Include alcohol, barbiturates, anti-anxiety
tranquilizers and numerous other drugs
One of the seven drug categories
⩥ CNS stimulants. Answer: Include cocaine, the amphetamines, Ritalin,
Preludin, and numerous other drugs.
One of the seven drug categories
⩥ Diplopia. Answer: Double vision
⩥ Field sobriety test. Answer: Any one of several roadside tests that can
be used to determine when a subject is impaired
