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Understanding Blood Cells: The Vital Components of Life
Oct 19, 2025, 11:39

Understanding Blood Cells: The Vital Components of Life

 

Sri Manoj Kumar, Engineer at L&T Technology Services, posted on LinkedIn:

”Understanding Blood Cells: The Vital Components of Life

Blood is a remarkable connective tissue that plays a crucial role in transporting nutrients, gases, hormones, and waste products throughout the body. It is composed of three primary cell types, each with a unique and essential function:

 

Red Blood Cells (RBCs / Erythrocytes)

– Function: Carry oxygen from the lungs to body tissues and remove carbon dioxide.

– Normal Count:

– Males: 4.7–6.1 million/μL

– Females: 4.2–5.4 million/μL

– Disorders: Anemia, Polycythemia

 

White Blood Cells (WBCs / Leukocytes)

– Function: Defend the body against infections and foreign invaders.

– Types: Neutrophils, Lymphocytes, Monocytes, Eosinophils, Basophils

– Normal Count: 4,000–11,000/μL

– Disorders: Leukopenia, Leukocytosis, Leukemia

 

Platelets (Thrombocytes)

– Function: Aid in blood clotting and prevent excessive bleeding.

– Normal Count: 150,000–400,000/μL

– Disorders: Thrombocytopenia, Thrombocytosis, Bleeding Disorders

Together, these components maintain oxygen balance, immune defense, and hemostasis, ensuring our survival and overall health.”

Blood Cells

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