Question

A nurse noticed that one electrode of a pair of ag/agcl cardiac electrodes used on a chronic cardiac monitor was dirty and cleaned it by scraping it with steel wool until it was shiny and bright. The nurse then placed the electrode back on the patient. How did it affects the signal observed from the electrode and electrode impedances?

Answer 1

Answer:

The electrode is a silver wire that is coated with a thin layer of silver chloride, either physically by dipping the wire in molten silver chloride, chemically by electroplating the wire in concentrated hydrochloric acid or electrochemically by oxidising the silver in a chloride solution.

Answer 2

Among the following maintenance of health and sanitation, registration of births and deaths, providing primary education are the functions of Municipal Corporation whereas disposal of the civil disputes is not its function.

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