In nonautomatic dry pipe systems, all piping is normally dry, and water is supplied by firefighters pumping water into the system through a ___________________
a. sectional valve
b. post indicating valve
c. standpipe
d. fire department connection (FDC)
d
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When ions diffuse across cell membranes, they move:
a. Down their concentration gradient (from high to low) b. Against their concentration gradient (from low to high)
Which of the following statements is true of delayed hemolytic reactions?
a. Are associated with complement-mediated intravascular hemolysis. b. Are associated with extravascular hemolysis. c. Are the most common reactions to occur during blood transfusion. d. Occur immediately after exposure to a transfused component.
Slow flow rates will cause which of the following to occur?
a. Poor gas exchange b. Increase peak pressures c. Shorten expiratory time d. Decrease mean airway pressure
Which of these is an autoimmune disease?
A. Crohn's disease B. Diverticulitis C. Gastritis D. Hepatitis E. GERD