What May Occur If the Needle Is Removed from the Arm

question 24

Multiple Choice

What may occur if the needle is removed from the arm before removing the tourniquet?

• A) The patient may experience pain.
• B) The blood specimen may become hemolyzed.
• C) Bleeding may occur around the puncture site.
• D) The evacuated tube may not fill completely.
• E) All of the above.

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Definitions:

Desmosomes

Cell structures specialized for cell-to-cell adhesion, found particularly in epithelial and cardiac tissues, helping to resist shearing forces.

Tight Junction

Tight junctions are specialized connections between adjacent cells in animal tissue that create a barrier to prevent the leakage of substances through the space between cells.

Desmosome

A specialized cell structure that functions in cell-to-cell adhesion in animal tissues, providing mechanical strength.

Gap Junction

Structure consisting of specialized regions of the plasma membrane of two adjacent cells; contains numerous pores that allow the passage of certain small molecules and ions between them.