SFST COMPREHENSIVE STUDY GUIDE COMPLETE QUESTIONS AND CORRECT ANSWERS

SFST COMPREHENSIVE STUDY GUIDE
COMPLETE QUESTIONS AND CORRECT
ANSWERS

●● How long is the subject timed during the one leg stand test?
Answer: 30 seconds


●● What is the principle decision for Phase 1 of a DWI stop?
Answer: Is there PC to stop the vehicle?


●● What is the principle decision for Phase 2 of a DWI stop?
Answer: Is there reason to have the driver exit the vehicle?


●● What is the principle decision for Phase 3 of a DWI stop?
Answer: Should I arrest?


●● What is the meaning of the illegal per se law?
Answer: It is illegal fto have a BAC above the statutory limit (0.08)


●● What is the definition of Nystagmus?
Answer: Involuntary jerking of the eyes

, ●● How many clues are in the HGN test?
Answer: 3 per eye, total of 6


●● What are the clues for the HGN test?>
Answer: 1. Lack of smooth pursuit
2. Distinct and sustained nystagmus at maximum deviation
3. Onset of Nystagmus prior to 45 degrees.


●● How many clues are in the walk and turn test?
Answer: 8


●● What are the 8 clues for the walk and turn test?
Answer: 1. Fail to maintain balance during instructions
2. Starts walking too soon
3. Stops while walking
4. Does not touch heel to toe
5. Steps off the line
6. Uses arms for balance
7. Incorrect number of steps
8. Improper turn