NEHA Study-Travis
How many hours or rest (removed from workplace noise) are required before an individual can receive an audiogram?
14 hours
In what year was FIFRA (Federal Insecticide, Fungicide, Rodenticide Act) amended to its present form?
1975
How long must the OSHA form 102 be posted so that employees have the opportunity to see it?
30 days
Under TSCA (Toxic Substance Control Act) records concerning health effects on employees must be kept for:
30 years
As you double the distance from a noise source, the noise is reduced by how many decibels?
6
What is the average source to detector distance recommended when calibrating radiation detectors?
7 times the largest dimension of either the source or the detector
The most common mode of entry into the body from parathion exposure would be:
Absorption
Which chemical below would be classified as a keratin stimulant:
Arsenic
Which of the following biological agents can cause dermatitis in man?
Bacteria, Viruses, Fungi-All of the above
Detector tube pumps should be checked for leakage:
Before each use
Which of the following is NOT a form of asbestos?
Chrysotile, Amosite, CRISTOBALITE
What part of the eye is most susceptible to UV exposure?
Cornea
What man was responsible for recognizing scrotal cancer in chimney sweeps and the resultant "Chimney Sweeps Act of 1788"?
Dr. Potts
Who is authorized to enforce the Toxic Substance Control Act of 1976?
EPA
Which type of hearing protection could be classified as a circumaural method of hearing protection equipment:
Ear muffs (they are not inserted to ear)
What is the primary organ at risk to all forms of non-ionizing radiation?
Eye
What are the here quantities measured or determined by light surveys?
Footcandles, footlamberts and reflectance (all 3)
What part of the body release the greatest amount of heat?
Head
What is the condition that is a result of reduced body temperature?
Hypothermia
An Anderson sampler is classified as what kind of collection device?
Impacter
The most common route of radioactive materials is by?
Inhalation
What type of non-ionizing radiation creates a biological effect called the "Pearl chain effect"
Microwave
The malleus, incus, and the stapes are located in the:
Middle ear
An aerosol that is produced by condensation from the gaseous to the liquid stage or by breaking up a liquid into a dispersed state is called a:
Mist
The responsibility for advising management concerning the health condition of the workers, the health hazards that may exist in the plant and the safeguards to protect workers health belongs to the:
Plant physician
A unit of absorbed energy times a quality factor for the relative biological effect of the particular radiation as compared to gamma radiation is called a:
REM
Which organ would not likely become damaged due to radar exposure?
Skin
Which cells are the most radiosensitive cells in the body?
Sperm
The major source of UV radiation is from
The sun
The kinetic pressure due to flow, equal to that required to bring fluid at rest to flow at a given speed, is termed:
Velocity pressure
A noise whose spectral density is substantially independent of frequency over a specific range is called:
White noise