False-negative aspirations typically occur when a clinician has failed to develop adequate negative pressure with the thumb ring.

Name: False-negative aspirations typically occur when a clinician has failed to develop adequate negative pressure with the thumb ring.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

False-negative aspiration occurs when a bevel is in contact with a vessel wall. The negative pressure retracts the vessel wall into the lumen of the needle, blocking the flow of blood through the needle into the cartridge.

False-Negative Aspirations Typically Occur When a Clinician Has Failed to Develop