Negi Clinical Lab

🩸 Blood Composition (Top Test Tube)
Your values are very close to correct.
✔ Plasma – ~55%
Contains:
Water (~90%)
Proteins (albumin, globulin, fibrinogen)
Electrolytes (salts)
Hormones
Nutrients
Waste products
✔ Buffy Coat – ~1%
Contains:
White Blood Cells (WBCs)
Platelets
✔ Red Blood Cells – ~44–45%
This is called hematocrit.
📌 Your graphic shows 44%, which is acceptable.
🔴 Red Blood Cells (RBCs)
Function: Transport Oxygen (O₂) using hemoglobin.
Normal count:
4.5 – 5.5 million/µL (average adult range)
✔ This is correct.
⚪ White Blood Cells (WBCs)
Main function: Defense / Immunity
You listed:
Neutrophils
Lymphocytes
Monocytes
✔ Correct, but incomplete.
Two more types should ideally be added:
Eosinophils
Basophils
So total 5 types of WBCs.
🟡 Platelets
Function: Blood clotting
Normal count:
1.5 – 3.5 lakh/µL
(= 150,000 – 350,000/µL)
✔ This is correct.
🟠 Plasma Components
You listed:
Water
Proteins
Glucose
Hormones
Waste

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