2011 North Central Regional Technician Team Exam
2011 North Central Regional Technician Team Exam (1-10)
In order to get 100%, you must answer all of the following correctly.
1. Carbon dioxide:
is colorless, odorless, and tasteless.
is heavier than butane.
is water soluble.
can cause unconsciousness in concentrations of 5% or more in as little as 60 to 90 minutes.
all of the above
2. The following are all properties of sulfur dioxide except:
highly soluble in water
not explosive or flammable
irritating to eyes and respiratory tract at concentrations of 10 ppm or less
colorless
all of the above are properties of sulfur dioxide
3. This trio of gases is in the correct sequential order from lowest to highest specific gravity:
oxygen, nitrogen, carbon dioxide
ethane, propane, acetylene
carbon dioxide, nitrogen dioxide, hydrogen sulfide
methane, carbon monoxide, nitrogen
4. Radon:
is highly toxic
is colorless and odorless, but has a slightly metallic taste at high concentrations
is slightly soluble in water
is not explosive or flammable
all of the above
5. The effects of a toxic gas depend on concentration, length of exposure, and:
toxicity
individual susceptibility
specific gravity
solubility
all of the above
6. Relative humidity can be measured using a Dräger detector tube.
True
False
7. With certain types of Dräger detector tubes, an inaccurate reading may occur due to high or low humidity.
True
False
8. On the Dräger detector tube shown below, the color indication is oblique, which means it runs in a slanting direction with respect to the tube’s longitudinal axis. Reading the tube at which location (represented by a, b, and c) would provide the most accurate indication of the concentration of the gas being measured?
Select A
Select B
Select C
9. An occlusive dressing is one that:
creates an airtight seal to a wound
is pre-treated with an antiseptic compound
should only be applied after sterile gauze
accelerates clotting
10. Read statements a through d below, and circle the letter corresponding to the statement that is false. If all statements are true, circle e.
Hydrogen sulfide can be an asphyxiant.
Nitrogen can be an asphyxiant.
Methane can be an asphyxiant.
Hydrogen can be an asphyxiant.
All statements are true.
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2011 North Central Regional Technician Team
Each quiz contains 10 true/false and/or multiple choice questions. The answers can be found at the results page of each quiz.
Questions 1-10
Questions 11-20
Questions 21-30
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