Serial 7 substraction is used to test ?
Correct Answer: Working memory
Description: Ans. A. Working memorySerial sevens substraction testSerial sevens, counting down from one hundred by sevens, is a clinical test used to test mental function; for example, to help assess mental status after possible head injury or in suspected cases of dementia.This well-known test, in active documented use since at least l944,was adopted as pa of the mini-mental state examination.The test is also used in determining when a patient is becoming unconscious under anaesthetic, for example prior to major dental surgery.
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Psychiatry
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