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Questions and Answers
Which of the following is a characteristic of normal mature RBCs?
Which of the following is a characteristic of normal mature RBCs?
- Irregular shape
- Life span of 200 days
- Nucleated
- Contains hemoglobin (correct)
What condition is associated with microcytosis?
What condition is associated with microcytosis?
- Alcoholism
- Thalassemia (correct)
- Liver disease
- Megaloblastic anemia
Which abnormal erythrocyte morphology is found in hereditary spherocytosis?
Which abnormal erythrocyte morphology is found in hereditary spherocytosis?
- Target cell
- Ovalocytes
- Spherocyte (correct)
- Elliptocytes
What condition is associated with macrocytosis?
What condition is associated with macrocytosis?
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Which of the following is a characteristic of normal sized RBCs?
Which of the following is a characteristic of normal sized RBCs?
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Study Notes
Characteristics of RBCs
- Normal mature RBCs are biconcave discs, flexible, and have a diameter of 7-8 μm.
Abnormal RBC Morphology
- Microcytosis is associated with iron deficiency anemia or thalassemia.
- Hereditary spherocytosis is characterized by spherocytosis, where RBCs are spherical in shape.
- Macrocytosis is associated with vitamin B12 deficiency or folic acid deficiency.
- Normal sized RBCs have a mean corpuscular volume (MCV) of 80-100 fL.
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Description
Test your knowledge on the normal and abnormal morphology of red blood cells (RBCs). Learn about the appearance of RBCs on Giemsa stained smears, characteristics of normal mature RBCs, and various abnormal erythrocyte morphologies.
