Podcast
Questions and Answers
What percentage of the total blood volume is made up of blood cells?
What percentage of the total blood volume is made up of blood cells?
- 45% (correct)
- 55%
- 25%
- 35%
What is the primary function of the biconcave shape of red blood cells?
What is the primary function of the biconcave shape of red blood cells?
- To increase the number of red blood cells in the circulatory system
- To allow the red blood cell to pass through narrow capillaries
- To reduce the volume of the red blood cell
- To increase the surface area for gas exchange (correct)
What is the purpose of the cytoskeleton under the red blood cell membrane?
What is the purpose of the cytoskeleton under the red blood cell membrane?
- To allow the red blood cell to change shape when passing through narrow capillaries
- To maintain the shape of the red blood cell (correct)
- To determine the blood group of the individual
- To produce hemoglobin
What is the purpose of the glycocalyx (cell coat) on the outer surface of the red blood cell?
What is the purpose of the glycocalyx (cell coat) on the outer surface of the red blood cell?
What is the normal size range for a red blood cell?
What is the normal size range for a red blood cell?
Why are red blood cells stained acidophilic in H&E stained sections?
Why are red blood cells stained acidophilic in H&E stained sections?
Which organelle is notably absent in red blood cells?
Which organelle is notably absent in red blood cells?
What is the main function of hemoglobin in red blood cells?
What is the main function of hemoglobin in red blood cells?
What is the purpose of the glycocalyx (cell coat) on the outer surface of red blood cells?
What is the purpose of the glycocalyx (cell coat) on the outer surface of red blood cells?
Which term refers to the abnormal shape that red blood cells might assume in certain diseases?
Which term refers to the abnormal shape that red blood cells might assume in certain diseases?
In stained sections, why are red blood cells described as acidophilic?
In stained sections, why are red blood cells described as acidophilic?
Which feature of red blood cells allows them to change shape when passing through narrow capillaries?
Which feature of red blood cells allows them to change shape when passing through narrow capillaries?
What condition results from erythrocytes leaving the circulatory system?
What condition results from erythrocytes leaving the circulatory system?
How do microcytes differ from normal red blood cells in terms of size?
How do microcytes differ from normal red blood cells in terms of size?
Which component under the erythrocyte membrane helps maintain the cell's shape and flexibility?
Which component under the erythrocyte membrane helps maintain the cell's shape and flexibility?
What is the primary function of white blood cells in the body?
What is the primary function of white blood cells in the body?
