What is the best way to apply aspiration before injection: A. Short, sharp pressure backwards B. Pressure for 2 to 3 seconds C. Long pressure D. Turning the needle 90° between two aspirations

What is the best way to apply aspiration before injection:
A. Short, sharp pressure backwards
B. Pressure for 2 to 3 seconds
C. Long pressure  
D. Turning the needle 90° between two aspirations
by

1 Answer

Answer :

A. Short, sharp pressure backwards
by

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