Movement of Molecules in Capillary Endothelial Cells
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Questions and Answers

Which type of substances easily pass through the lipid bilayer of capillary endothelial cells?

  • Insoluble Substances
  • Lipid-Soluble Substances (correct)
  • Proteins
  • Large water-soluble molecules

What is the primary method by which larger molecules, such as proteins, are transported across endothelial cells?

  • Diffusion through lipid bilayer
  • Vesicular Transport (correct)
  • Bulk Flow
  • Reabsorption

What type of pressure promotes the movement of fluid and solutes out of the capillary into the interstitial space?

  • Interstitial Fluid Hydrostatic Pressure
  • Colloid Osmotic Pressure
  • Blood Colloid Osmotic Pressure
  • Capillary Hydrostatic Pressure (correct)

What opposes the movement of fluid out of the capillary and into the tissues?

<p>Interstitial Fluid Hydrostatic Pressure (C)</p> Signup and view all the answers

What is the pressure exerted by the blood against the walls of the capillary?

<p>Capillary Hydrostatic Pressure (C)</p> Signup and view all the answers

Which type of substances diffuse through water-filled channels between endothelial cells?

<p>Large water-soluble molecules (B)</p> Signup and view all the answers

What is primarily responsible for drawing fluid back into the capillary from the surrounding tissues?

<p>Blood Colloid Osmotic Pressure (B)</p> Signup and view all the answers

What is responsible for movement of fluid and solutes from the interstitial space back into the capillary?

<p>Interstitial Fluid Hydrostatic Pressure (C)</p> Signup and view all the answers

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