Use the Following Figure to Answer the Next Problem

question 29

Multiple Choice

Use the following figure to answer the next problem: The electric field versus distance for a charge is plotted above.Use the reference point

-The potential for r < 1 m is

• A)4000 V
• B)2000 V
• C)1000 V
• D)zero
• E)cannot be determined precisely

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Definitions:

Erythrocytes

Red blood cells responsible for carrying oxygen and carbon dioxide throughout the body.

von Willebrand Factor

A blood glycoprotein involved in hemostasis, important for the formation of blood clots.

Thromboxanes

Eicosanoid compounds that have a role in the formation of blood clots and the reduction of blood flow to the site of the clot, playing a vital role in homeostasis.

Endothelin

A potent vasoconstrictor peptide produced by endothelial cells that plays a significant role in regulating blood flow and blood pressure.