Why Is Heparin Used in a Capillary Tube When Performing

question 21

Multiple Choice

Why is heparin used in a capillary tube when performing a hematocrit?

• A)Heparin prevents the cells from coagulating.
• B)Heparin keeps the blood homogenized.
• C)Heparin draws the blood into the capillary tube.
• D)Heparin helps the cells separate by weight.

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Definitions:

Bundles

Collections or groups of items or services packaged together.

Fovea

A tiny pit located in the macula of the retina that provides the clearest vision of detail by containing the highest concentration of cones, the photoreceptors responsible for color vision.

Retina

The light-sensitive layer at the back of the eye that converts light images into electrical signals sent to the brain.

Cones

are photoreceptor cells in the retina of the eye responsible for color vision and visual acuity under bright light conditions.