When the occupational health nurse reviews a manufacturing plant's policies regarding airborne health hazards in the workplace, which principle of industrial hygiene is most important?
A) Mandating the use of a personal mask or respirator
B) Reducing the quantities of particles released in the air
C) Conducting training sessions on improving air quality
D) Developing polices regarding reduction exposure to airborne particles
B) Reducing the quantities of particles released in the air
Explanation: A) Principles of industrial hygiene include the concept of a hierarchy of controls ranking engineering controls as first and foremost and administrative controls/education and personal protective equipment as important but not to be used instead of engineering controls.
B) Principles of industrial hygiene include the concept of a hierarchy of controls ranking engineering controls as first and foremost. Engineering controls limit exposures by modifying the source of contaminants or reducing the quantity of contaminants released into the environment.
C) Principles of industrial hygiene include the concept of a hierarchy of controls ranking engineering controls as first and foremost and administrative controls/education and personal protective equipment as important but not to be used instead of engineering controls.
D) Principles of industrial hygiene include the concept of a hierarchy of controls ranking engineering controls as first and foremost and administrative controls (such as developing policies regarding reduction of exposure), education, and personal protective equipment as important but not to be used instead of engineering controls
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1. mild depression. 2. severe depression. 3. moderate depression. 4. a normal emotional state.
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The nurse determines a client's treatment for hypoparathyroidism has been effective for correction of electrolyte imbalances when laboratory values indicate the:
A) calcium level has increased from 8.2 mg/dL to 8.9 mg/dL. B) calcium level has decreased from 8.6 mg/dL to 8.0 mg/dL. C) phosphate levels are 3.0 mg/dL. D) alkaline phosphate is within normal limits.
Which of the following foods should always be included in a health diet?
a. green leafy vegetables b. ice cream and cheeses c. hamburgers and hot dogs d. cold cut sandwich made with white bread