This type of coma is usually reversible once the blood sugar is corrected. Oxygen deprivation: Oxygen is essential for brain function. Cardiac arrest causes a sudden cutoff of blood flow and oxygen to the brain, called hypoxia or anoxia.
The external power supply is the AC power adapter that converts household AC electricity voltages to the much lower DC voltages needed to charge a mobile phone's internal battery.
Definition of Coercive Power. Coercive power is the ability of a manager to force an employee to follow an order by threatening the employee with punishment if the employee does not comply with the order. The most important concept to understand about coercive power is that it uses the application of force.