Which of the following parts of a laminar airflow hood is responsible for removing contaminants?
The side walls
The HEPA filter
The blower
The recovery vent
The HEPA filter
Rationale: A high-efficiency particulate air (HEPA) filter, in a laminar airflow hood, is responsible for removing contaminants. These filters remove 99.97% of particles that have a size of 0.3 micrometers.
Health Professions
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Some medications have special coating to protect them from the acidity of the stomach and that allows them to pass the small intestines for absorption. This is referred to as:
a. Slow-release coated medications b. Double-coated medications c. Enteric-coated medications d. Rapid-response medications
Health Professions
An upright scale is used to measure the weight of:
A. bed patients. B. ambulatory patients. C. residents in wheelchairs. D. babies.
Health Professions