Plastic Beads Are Present in Some Microcollection Tubes to Facilitate

question 25

Multiple Choice

Plastic beads are present in some microcollection tubes to facilitate:

• A) clotting.
• B) mixing.
• C) serum and cell separation.
• D) plasma and cell separation.

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Definitions:

Na+ Channels

Ion channels that allow sodium ions to flow across cell membranes, crucial for the propagation of electrical signals in nerves.

Ca2+ Channels

Cellular structures that allow the flow of calcium ions (Ca2+) into or out of a cell, playing crucial roles in various cellular processes.

K+ Channels

Potassium channels that allow the selective passage of potassium ions across cell membranes, important for various physiological processes.

Plateau Phase

A stage in some processes where a level of activity or condition remains consistently steady before an eventual change or decline.