单项选择题

For a client with a head injury whose neck has been stabilized, the preferred bed position is

A．Trendelenburg's.
B．30-degree head elevation.
C．flat.
D．side-lying.
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单项选择题
Pericardiocentesis is performed on a client with cardiac tamponade. This procedure would be deemed effective if
A．aspirated blood clots rapidly.
B．blood pressure decreases.
C．blood pressure increases.
D．heart sounds become muffled.
单项选择题
A nurse is evaluating the effectiveness of dietary instructions in a client with diverticulitis. Regular consumption of which food would indicate that the client hasn't understood instructions
A．Fiber.
B．Bananas.
C．Cucumbers.
D．Milk products.
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