Rating Newest Oldest. Best Answer: Once muscle contraction starts the regeneration of ATP must occur rapidly. There are three primary sources of ATP which, in order of their utilization, are creatine phosphate (CP), anaerobic glycolysis, and oxidative phosphorylation. Energy from ATP derives from cleaving of the terminal phosphate of the ATP molecule.
Under the new rules, pilots will be able to be on duty for nine to 14 hours â a number that will fluctuate based on factors such as when the pilotâs day begins and how many segments he or she will fly in one day. Pilots will be able to fly no more than nine hours during that period.
Also they may work into positions as flight attendant instructors, or other attractive jobs in the company. Flight attendants spend most of their time in the passenger cabin of an airliner. They fly from 75 to 85 hours a month. In addition to flight time, they have about 50 hours a month duty time between flights, and they must be present for check in to crew scheduling and briefing at least an hour before flight time. At the end of the flight, the flight attendant may have reports to complete.