Which of the following statements about chronic vs. acute exposure is TRUE?
A) A person has experienced acute exposure if the exposure was at high levels for a long period of time.
B) Acute exposure to a toxicant is more difficult to study than chronic exposure.
C) Chronic levels of a toxicant are assessed for individuals with chronic conditions such as arthritis.
D) A person getting an x-ray is experiencing chronic exposure to radiation, whereas the radiologist is trying to minimize levels of acute exposure.
E) Safe levels for chronic exposure to a toxicant are lower than safe levels for acute exposure.
Answer: E
You might also like to view...
Determine where the phrase belongs and select that letter. Which letter best matches the phrase 4-6 km/s in crust
Determine where the phrase belongs and select that letter. Which letter best matches the phrase 4-6 km/s in crust.
Which location is likely to experience creep?
A) Horizontal plateaus B) Steep slopes C) Gentle slopes D) Steep and gentle slopes E) Vertical cliffs
In the U.S., public lands primarily used for mining, oil and gas extraction, and livestock grazing, are managed by the
A. U.S. Fish and Wildlife Service. B. Department of Energy. C. Bureau of Land Management. D. National Park System. E. Department of Defense.
P waves ________.
a.) have higher amplitudes than do S waves b.) propagate only in solids c.) produce the strongest ground shaking d.) are faster than S waves and surface waves