Which of the following is true concerning age-related changes of hemostasis in older adults?
a. Decreased factor VIII
b. Decreased platelet activity
c. Increased fibrinogen
d. Increased fibrinolysis
ANS: C
Fibrinogen levels, factor VIII, and platelet activity all increase during aging. Plasminogen activator inhibitor, the major inhibitor of fibrinolysis, increases with aging, so fibrinolysis of clots decreases.
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Thermal burns result from:
a. transmitted Gamma radiation. b. direct contact between a heat source and the skin. c. indirect contact between a heat source and the skin. d. a chemical reaction stimulated by a heat source.
Which of the following statements regarding the Standards Council of Canada (SCC) is MOST accurate?
A. The SCC is the standards making and adopting authority in Canada. B. The SCC has the mandate to promote efficient and effective standardization. C. The SCC is the regulating authority for standards adopted by provinces in Canada. D. The SCC has no role in representing Canada's interests in international or foreign forums.