Answer:
a contaminant concentration
Explanation:
The concentration of the ingested contaminant determines the toxicity potential of the contaminant. All chemicals are acute toxicants if they are ingested in large amounts. The target organs and mechanism of action of these toxicants may vary but their potential to become toxic depends entirely on their absorption concentration. For example, Ethanol causes CNS depression but may lead to Liver cirrhosis if the concentration in body is very high.
Answer:
2. reinforcing NPO status 8 hours before the procedure
Explanation:
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-Emma
Answer:
c.
Explanation:
Kidneys regulate all fluids in the body. They can conserve fluid usage if dehdrated and can expel water if there is too much, by peeing.
Explanation:

At the heart of it, the main difference is that a product business sells physical, tangible objects, whereas a service business provides value through intangible skills, expertise and time.