Sanitation & Disease Prevention Flashcards
7 cards from real CPA practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Sanitation & Disease Prevention flashcards as text
What is the primary risk of drinking from an unverified water source at a remote drilling site?
Answer: Waterborne pathogens causing gastrointestinal illness
Unverified water sources may contain pathogens such as Giardia, Cryptosporidium, or bacteria that cause severe gastrointestinal illness.
Which water treatment method is MOST effective against both bacteria and viruses at a remote petroleum camp?
Answer: Boiling water for at least 1 minute
Boiling water for at least 1 minute kills bacteria, viruses, and most parasites, making it the most universally reliable field treatment method.
Leptospirosis can be contracted at petroleum field sites primarily through which route?
Answer: Skin contact with water contaminated by infected animal urine
Leptospirosis bacteria enter through skin abrasions or mucous membranes following contact with water or soil contaminated by infected animal urine.
What is the safest method to dispose of liquid waste containing petroleum byproducts at a field site?
Answer: Collect in labeled, sealed containers for licensed disposal
EPA and RCRA regulations require petroleum liquid waste to be collected in approved sealed containers and removed by a licensed hazardous waste disposal service.
Which vector is most commonly associated with disease transmission in petroleum field camps located in tropical or subtropical regions?
Answer: Mosquitoes
Mosquitoes are the primary disease vectors in tropical and subtropical field environments, transmitting malaria, dengue fever, and Zika virus.
When decontaminating skin after exposure to a petroleum solvent, which sequence is correct?
Answer: Flush with large amounts of water first, then wash with soap
Flushing with copious water immediately dilutes and removes the chemical before soap is used to break down remaining residue.
What does the term 'fecal-oral transmission route' mean in the context of petroleum worksite disease prevention?
Answer: Pathogens pass from fecal matter to the mouth via contaminated hands, water, or food
Fecal-oral transmission occurs when pathogens from feces contaminate food, water, or surfaces that are then introduced to the mouth, typically via unwashed hands.