Which of the following is a function of the endothelium in blood vessels?

Practice Questions

Q1
Which of the following is a function of the endothelium in blood vessels?
  1. To produce red blood cells
  2. To regulate vascular tone
  3. To store nutrients
  4. To initiate blood clotting

Questions & Step-by-Step Solutions

Which of the following is a function of the endothelium in blood vessels?
  • Step 1: Understand what the endothelium is. It is a thin layer of cells that lines the blood vessels.
  • Step 2: Recognize that the endothelium has important functions in the body.
  • Step 3: One of its main functions is to help regulate blood vessel tone, which means it helps control how wide or narrow the blood vessels are.
  • Step 4: The endothelium also helps maintain homeostasis, which is the balance of conditions in the body, especially in the cardiovascular system.
  • Step 5: Therefore, the endothelium is essential for proper blood flow and overall cardiovascular health.
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