Correct option is B
(b) Erythrocytes
Sol.Polycythemia is a condition where the red blood cells (erythrocytes) increase abnormally, leading to thicker blood and an increased risk of clotting, stroke, or heart attack.
Information Booster:
- Types of Polycythemia:
- Primary Polycythemia (Polycythemia Vera): Due to genetic mutations.
- Secondary Polycythemia: Due to hypoxia, lung diseases, or tumors.
- Symptoms: Headaches, dizziness, fatigue, redness of skin.
- Treatment: Bloodletting (phlebotomy), medications to reduce RBC production.
- Common Causes: Chronic smoking, high-altitude living, kidney tumors.
Additional Information:
- (a) Platelets: Responsible for blood clotting (Thrombocytosis is their abnormal increase).
- (c) Neutrophils: A type of white blood cell, increased in bacterial infections (Neutrophilia).
- (d) Basophils: WBCs involved in allergic reactions, increase in Basophilia.
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