Which of the following statements regarding protected stairs is MOST accurate?
A. They generally serve five or more stories.
B. They do not affect the safety of occupants.
C. They are secondary egress paths from floors below grade level.
D. They are enclosed with fire-rated construction depending on building height.
D
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A less than optimal lateral elbow projection demonstrating the radial head positioned posterior to the coronoid process
a. will be obtained when the distal forearm is elevated. b. will be obtained when the proximal humerus is depressed. c. will also demonstrate the capitulum distal to the trochlea. d. could also result if the central ray were angled proximally with the humerus.
Primarily, failure to warn is used in reference to which of the following patients?
a. Pregnant b. Psychiatric c. Elderly d. Minority