Podcast
Questions and Answers
What is the difference in charge density between the inner and outer layers of the ionic cloud surrounding red blood cells in an electrolyte solution?
What is the difference in charge density between the inner and outer layers of the ionic cloud surrounding red blood cells in an electrolyte solution?
- There is no ionic cloud surrounding red blood cells in an electrolyte solution.
- The outer layer has a higher charge density than the inner layer.
- The charge density is the same in both the inner and outer layers.
- The inner layer has a higher charge density than the outer layer. (correct)
What is the term used to describe the potential difference between the stationary layer of fluid attached to the red blood cell surface and the surrounding electrolyte solution?
What is the term used to describe the potential difference between the stationary layer of fluid attached to the red blood cell surface and the surrounding electrolyte solution?
- Hemagglutination
- Ionic cloud
- Charge density
- Zeta potential (correct)
What is the purpose of the $ ext{slide method}$ and $ ext{tube method}$ in testing for hemagglutination?
What is the purpose of the $ ext{slide method}$ and $ ext{tube method}$ in testing for hemagglutination?
- To visually observe the clumping of red blood cells. (correct)
- To measure the zeta potential of red blood cells.
- To determine the charge density of the ionic cloud surrounding red blood cells.
- To detect the presence of red blood cell antigens.
What is the purpose of the $ ext{gel method}$ in testing for hemagglutination?
What is the purpose of the $ ext{gel method}$ in testing for hemagglutination?
What is a potential cause of an abnormality in the zeta potential of red blood cells?
What is a potential cause of an abnormality in the zeta potential of red blood cells?
Why is it essential to observe agglutination reactions microscopically?
Why is it essential to observe agglutination reactions microscopically?
What is the significance of RBCs forming a well-delineated pellet at the bottom of the microtube in the tube method?
What is the significance of RBCs forming a well-delineated pellet at the bottom of the microtube in the tube method?
What does it mean when numerous small clumps of cells exist amid a sea of free cells in an agglutination reaction?
What does it mean when numerous small clumps of cells exist amid a sea of free cells in an agglutination reaction?
In the gel column, where are RBC agglutinates predominantly seen when hemolysis occurs?
In the gel column, where are RBC agglutinates predominantly seen when hemolysis occurs?
What does a turbid background with small agglutinates indicate in an agglutination reaction?
What does a turbid background with small agglutinates indicate in an agglutination reaction?
Why do we use distilled water during some test procedures for RBCs?
Why do we use distilled water during some test procedures for RBCs?
