Procalcitonin: What is Procalcitonin. PCT is the prohormone of calcitonin (CT). In healthy people, plasma PCT concentrations are found to be below 0.05 ng/ml, but can increase up to 1000 ng/ml in patients with severe sepsis or septic shock. Elevated PCT levels indicate bacterial infection accompanied by a systemic inflammatory reaction.
Rating Newest Oldest. Best Answer: The answer your driver's ed test is looking for would be: A) 6 to 8 hours. In the real world, many people drive much longer hours. Commercial drivers are limited to 11 hours of driving in a 14 hour work day. Source(s):
Click here to see some examples. The New HOS (Hours of Service) rule as of Jan 4, 2004. The new rule states that drivers may drive up to 11 hours, but are limited to 14 hours on duty in a given duty period. The 14 hour duty period may not be extended with (off duty) time for meal and fuel stops, etc.