1. Right Answer: B
Explanation: An acute hyphema occurs as a result of a blunt injury to the eye and is manifested by a half-moon appearance or a horizontal line across the globe when the client is upright (due to blood collected in the anterior chamber). Safety and Infection Control
2. Right Answer: B
Explanation: Initial care of the client involves preventing further damage and rebleeding. Clients are kept at bed rest if possible, usually with the head of the bed raised. TV watching is permitted but not reading. The use of atropine, ice, and eye shields are controversial, and a nurse should not administer a pharmacologic agent or thermal therapy without a physicians order. Safety and Infection Control
3. Right Answer: A
Explanation: If it is safe to do so, the nurse should disconnect electrical devices from the power source. Smothering with a blanket is not indicated in an electrical fire and might serve to fuel the fire,just as water or other liquids might incite an explosion or flames. The fire alarm should be activated promptly, and this should be the next action after disconnecting the electrically powered equipment. Safety and Infection Control
4. Right Answer: B
Explanation: Public glucose screening has been found to be an ineffective way to screen for diabetes unless based on health risk screening for those persons identified to be at risk or displaying symptoms. Safety and Infection Control
5. Right Answer: B
Explanation: The three levels of prevention address disease and disability across all phases, from absence of disease and at risk for disease, to preventing further impairment.Hearing impairment associated with prematurity cannot be prevented by screening, but identifying the infants with hearing loss might prevent sequelae and further impairment by allowing early intervention. Safety and Infection Control
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