Which of the following statements regarding fire barriers is LEAST accurate?
A. They can be used in stairwells.
B. They can only be 3-hour rated structures.
C. They can be constructed from a wide variety of materials.
D. Their construction is nearly identical to that of fire partitions.
B
Health Professions
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A dissecting aortic aneurysm occurs when:
A. all layers of the aorta suddenly contract. B. a weakened area develops in the aortic wall. C. the inner layers of the aorta become separated. D. the aorta ruptures, resulting in profound bleeding.
Health Professions
Types of negative pressure ventilators used in postacute care include which of the following? 1. Iron lung (tank ventilator) 2. Chest cuirass (shell ventilator) 3. Body wrap or pneumosuit 4. Abdominal displacement device
a. 1 and 3 only b. 1, 2, and 3 only c. 3 and 4 only d. 2, 3, and 4 only
Health Professions