How should film-holding and positioning devices be treated before patient use?
disinfection with low-level disinfectant
heat sterilization if possible
disinfection with medium-level disinfectant
simple cleaning with antimicrobial soap and water
heat sterilization if possible
Rationale: heat sterilization if possible – Since they come into contact with patient body fluids, they must be heat sterilized if possible.
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A patient who is not breathing should receive oxygen via:
A) venturi mask. B) bag-valve mask. C) nonrebreather face mask. D) nasal cannula.
What is any chemical reaction in which atoms lose electrons called?
a. Synthesis b. Oxidation c. Osmosis d. Metabolism
What happens when blood volume is lost from the body?
A. Arterial blood is diverted to the skin and muscles. B. The veins dilate to increase systemic perfusion. C. Widespread vasodilation causes blood pressure to decrease. D. The arteries contract to increase the blood pressure.
What is the arrhythmia pictured here?
A. PVCs B. Atrial fibrillation C. Bundle branch block D. Ventricular fibrillation E. Cardiac arrest