Human Cell Biology Basics
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Questions and Answers

What is the approximate total number of cells in each human being?

  • 25 trillion
  • 75 trillion
  • 150 trillion
  • 100 trillion (correct)

    • Where is one third of the fluid in the adult human body located?

  • In the lymphatic system
  • In the blood
  • Inside the cells
  • In the spaces outside the cells (correct)

    • What do all cells deliver into the surrounding fluids?

  • Carbon dioxide
  • Oxygen
  • Nutrients
  • End products of their chemical reactions (correct)

    • How is extracellular fluid transported between the blood and tissue fluids?

    <p>Diffusion through capillary walls</p> Signup and view all the answers

    What is another name for extracellular fluid according to the text?

    <p>&quot;Internal Environment&quot;</p> Signup and view all the answers

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