QUESTIONS 2026 STUDY GUIDE
COMPREHENSIVE QUESTIONS
ANSWERS VERIFIED A+
◉ Butalbital.
Answer: Barbituate. Used in treatment of migraines.
◉ Phenobarbital.
Answer: Barbituate. Used as anticonvulsant.
◉ Pentobarbital.
Answer: Barbituate. Used to relieve intracranial pressure following
trauma.
◉ Atropine.
Answer: Belladonna Alkaloid. Derived from certain plants including
jimson weed and deadly nightshade. Used as a preanesthetic therapy to
control airway secretions and as a antispasmodic to control
gastrointestinal spasms. Used as an antidote in the treatment of
poisoning by cholinesterase inhibitors. Also used in resuscitative
attempts.
Toxic effects: mydriasis, hot dry reddened skin, delirium, and
hallucinations.
,◉ Scopalamine.
Answer: Belladonna Alkaloid. Derived from jimson weed and henbane.
Used as a preanesthetic, treatment of Parkinsonism, gastrointestinal
disorders, and prevention of motion sickness.
Toxic effects: Blurred vision, dryness of throat, dilated pupils,
somnolence, mydriasis, skin flushing, hallucinations, and confusion.
◉ Benzodiazepines.
Answer: Belladonna Alkaloid. Used as anxiolytics, antidepressants,
anticonvulsants, and as preoperative sedatives.
Common benzos: alprazolam, lorazepam, clonazepam, and diazepam.
Extensive hepatic metabolism.
◉ Adult flies caught at the scene need to be properly stored to send to
the lab. This involves.
Answer: placing the flies in a glass vial containing 70% isopropyl
alcohol.
◉ Forensic scientists may use forensic entomology for all the following
EXCEPT
A. estimate the duration of the post-mortem range (PMI).
B. detect drugs of abuse in maggot infested bodies.
C. detect the location of the body at the time of death.
D. collect DNA material left on the corpse in cases of sexual assault.
E. detect volatile hydrocarbons in fire deaths..
,Answer: detect volatile hydrocarbons in fire deaths.
◉ Which of the following methods is the LEAST sensitive
chromatographic technique
A. High-pressure liquid chromatograph (HPLC)
B. Liquid chromatography / Mass Spectrometry
C. Thin-layer chromatography
D. Gas chromatography / Mass Spectrometry
E. Gas chromatography.
Answer: Thin-layer chromatography
◉ Which ONE of the following drugs is responsible for the most
intentional overdose fatalities?
A. Barbiturates
B. Propoxyphene
C. Benzodiazepines
D. Tricyclic Antidepressants
E. Antihistamines.
Answer: Tricyclic Antidepressants
◉ In scenes illuminated by bright sunlight, there will usually be dark
shadow areas. Detail in the deep shadow areas will be lost when the
exposure is based on the overall brightness of the scene. The brightness
level in the shadow areas can be raised to the overall brightness of the
scene by using
, A. an alternate light source
B. ultraviolet fluorescence.
C. flash-fill photography.
D. an increased F-stop.
E. a restricted aperture..
Answer: Flash-fill photography
◉ Using an alternate light source, you can identify stains that may
contain samples of
A. serum.
B. semen.
C. saliva.
D. urine.
E. All of the above.
Answer: All of the above
◉ When submitting tool mark evidence for examination, you should
always
A. place the tool against the tool marked evidence.
B. make test cuts or impressions rather than submit the tool.
C. submit a cast of the tool mark.
D. refrain from collecting samples of any material deposited on the
tools.
E. All of the above.