Exam Q's from Beth

Question 1

6. What metabolite is produced from Isopropanol?

Answer 1

Acetone

Question 2

7. Identify the structure of fentanyl

Question 3

10. What is the most abundant cocaine metabolite?

Answer 3

Benzoylecgonine

Question 4

13. Which of the following does the Reinsch test not cover?
    Arsenic
    Antimony
    Lead
    Bismuth
    Mercury

Answer 4

Lead

Question 5

19. Which of the following is not a metabolite of fentanyl
    Norfentanyl
    Hydroxyfentanyl
    Despropionylfentanyl
    Hydroxynorfentanyl
    Acetyl Fentanyl

Answer 5

Acetyl Fentanyl

Question 6

22. What decomposition product causes false positives on amphetamine immunoassays?

Answer 6

Beta-phenethylamine and tyramine

Question 7

27. Which ion is not created from EI of PFTBA?
    18
    69
    219
    502
    They are all present

Answer 7

18

Question 8

28. In a full scan what is the source of 207 and 73 ions

Answer 8

Column bleed

Question 9

29. Atropine is an antidote to which substance?

Answer 9

Organo-phosphates

Question 10

31. What is the average pH of blood?

Answer 10

7.4

Question 11

33. What would be the impact if the flow rate is increased?

Answer 11

Retention time shorter

Question 12

42. The THC Farm bill did which of the following?

Answer 12

Legalized hemp containing < 0.3% THC

Question 13

45. Which of the following is not a type of High Resolution Mass Spectrometer?
    Quadrupole
    TOF
    Ion Cyclotron
    Orbitrap

Answer 13

Quadrupole

Question 14

52. What is the most used/prescribed barbiturate in the US?
    Pentobarbital
    Secobarbital
    Butalbital
    Amobarbital

Answer 14

Butalbital

Question 15

43. Which court case established the confrontation clause allowing defendants to face an expert witness in court?

Answer 15

Melendez-Diaz

Question 16

63. What is the ratio of BAC:BrAC?

Answer 16

2100:1

Question 17

72. What are cathinones derived from?

Answer 17

Khat

Question 18

How many electrodes does the ion trap have?

Answer 18

Three

Question 19

What does column efficiency describes?

Answer 19

refers to the quality of separation

Question 20

What test tube has no preservative added?

Answer 20

Red

Question 21

What is the difference between plasma and serum?

Answer 21

Plasma has fibrinogen

Question 22

12. In the 1950s PCP use was studied for what application?

Answer 22

Anesthesia

Question 23

15. What is the potency of oral THC compared to smoked?

Answer 23

1/3 > 1/5

Question 24

20. How are Oxycotin and Duragesic patches similar?

Answer 24

They are extended release formulas which will be absorbed over a long time frame

Question 25

23. How does the alcohol concentration in vitreous compare to blood post absorption?

Answer 25

Slightly higher

Question 26

28. In a full scan what is the source of 207 and 73 ions

Answer 26

Column Bleed

Question 27

29. Atropine is an antidote to which substance?

Answer 27

Organo-phosphates

Question 28

30. Which of the following wavelengths is in the visible spectrum?

Answer 28

380-700 nm

Question 29

32. How will resolution be affected if a column length is doubled?

Answer 29

x1.4

Question 30

36. Morphine could come from the following sources except: Hydromorphone Heroin Opium Codeine 6-MAM

Answer 30

Hydromorphone

Question 31

41. What effects would be observed at 0.04 gm% BAC? Euphoria Increased sociability Difficulty with coordination Coma

Answer 31

Euphoria

Question 32

42. The THC Farm bill did which of the following?

Answer 32

Legalized hemp containing < 0.3% THC