Both the NFPA and the International Code Council codes require stair rise and run widths of what size?
A. 3 to 6 inches (75 mm to 150 mm) stair rise and 9 inches (225 mm) stair run
B. 4 to 7 inches (100 mm to 175 mm) stair rise and 12 inches (300 mm) stair run
C. 5 to 7 inches (125 mm to 175 mm) stair rise and 12 inches (300 mm) stair run
D. 6 to 8 inches (150 mm to 200 mm) stair rise and 10 inches (250) stair run
Ans: B. 4 to 7 inches (100 mm to 175 mm) stair rise and 12 inches (300 mm) stair run
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One of the principal results from trigger point manifestation is:
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You are teaching a class on cardiovascular disease and need to describe what atherosclerosis is. Which of the following statements is the most appropriate explanation?
a. "It affects the arteries of the heart and is caused by a heart attack." b. "The walls of the coronary arteries lose elasticity, which leads to a heart attack." c. "Cholesterol and lipid material accumulate within the walls of arteries." d. "It affects veins and is caused by untreated high blood pressure."