The Dose-Response Curve for Arsenic

question 50

Multiple Choice

The dose-response curve for arsenic

• A) Shows no benefit to low concentrations and great harm from high concentrations.
• B) Shows that arsenic is beneficial to humans when consumed in low quantities, but toxic at high quantities.
• C) Was a major factor in setting the new, lower drinking-water standard for dissolved arsenic of 10 ppb in public water supplies.
• D) Shows that microorganisms can be very helpful in decontaminating a site with high arsenic levels.

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Definitions:

Environmental Modifications

Changes made to the physical surroundings to improve safety or accommodate specific needs.

Patient Safety

The practice of preventing harm to patients during the course of healthcare, encompassing a range of practices and protocols.

Frequent Reorientation

A technique often used in the care of individuals with cognitive impairment, involving regular communication to help them be aware of time, place, and person.

Inpatient Settings

Medical facilities or sections of facilities where patients are admitted and stay overnight or for longer periods for treatment and care.