RBC and WBC are both types of blood cells but serve different functions in the body. Here's a brief comparison between the two:
Red Blood Cells (RBC):
- Also known as erythrocytes, RBCs are the most abundant type of blood cells.
- Their primary function is to transport oxygen from the lungs to various tissues and organs throughout the body.
- RBCs contain a protein called hemoglobin, which binds to oxygen in the lungs and releases it in the tissues.
- They have a characteristic biconcave shape that provides a large surface area for gas exchange and flexibility to pass through narrow blood vessels.
- RBCs do not have a nucleus, which allows for more space to accommodate hemoglobin.
White Blood Cells (WBC):
- Also known as leukocytes, WBCs are a vital part of the immune system and play a crucial role in defending the body against infections and foreign substances.
- WBCs are less abundant than RBCs and are divided into different types, including neutrophils, lymphocytes, monocytes, eosinophils, and basophils.
- Each type of WBC has specific functions in the immune response, such as engulfing and destroying pathogens, producing antibodies, or coordinating immune reactions.
- Unlike RBCs, WBCs have a nucleus and are generally larger in size.
- WBC count in the blood can increase in response to infections, inflammation, or other immune system-related conditions.
In summary, RBCs are responsible for oxygen transportation, while WBCs play a crucial role in immune defense. Both types of cells are essential for maintaining the proper functioning of the body.
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