The ease by which ventilation occurs is referred to as ________

In order for spontaneous ignition to occur, all of the following series of events must take place except which one?

a. Heat through oxidation must be high enough to raise the temperature to the ignition temperature. b. There must be no ventilation so there is no air supply to the substance. c. The substance must provide insulating properties to prohibit heat dissipation. d. There must be ventilation to provide adequate air supply.

A patient receiving heparin has a prothrombin time (PT) of 19 sec and an International Standard-ized Ratio (INR) of approximately 5.0, what does this indicate?

a. High likelihood of excessive bleeding. b. Patient's results are normal. c. High likelihood of increased clotting. d. Possible embolism.