Which of the following parts of a needle is an opening near the tip?

Name: Which of the following parts of a needle is an opening near the tip?
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Question

Quizplus · Accepted Answer

The lumen is the opening or bore in a needle, which allows the passage of fluid or thread, depending on the needle's purpose. In the context of a needle, it refers to the opening near the tip through which the material (such as thread, medication, or another substance) is intended to pass.

Which of the Following Parts of a Needle Is an Opening