Fear results from a perceived threat to one's physical or emotional security
Indicate whether the statement is true or false
True
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Which of the following consequences are seen when there is a failure of the sodium/potassium pump?
A) Alkalosis or a decrease in hydrogen ions occurs fairly quickly. B) Crenation occurs causing the cells to shrink. C) Aerobic metabolism begins to correct the failure. D) Massive amounts of sodium and water enter the cell.
The most important factor to affect the degree of resistance in the airways is which of the fol-lowing?
a. Flow rate of the gas b. Viscosity of the gas c. Length of the airways d. Diameter of the airways
The BEST method for the prevention of an obstructed airway in the dental office is:
A. use of a rubber dam. B. use of a gauze throat screen. C. attaching dental floss to restorations and appliances. D. all of the above.
In a parallel circuit,
a. Ohm's law does not apply. b. total current flow is equal across its parallel branches. c. the voltage is equal across all branches of the circuit. d. as more resistors are added total resistance increases.