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Question
Blood consists of two parts - a liquid part and a cellular part. Name these parts and briefly write about them
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Solution
Plasma: The plasma is a light-yellow coloured, alkaline liquid which mainly consists of:
- Water- 90-92%
- Proteins – 7-8%
- Inorganic salts – 1%
- Other substances – traces
Cellular elements : These elements are of three categories:
- Red blood cells (erythrocytes)
- White blood cells (leukocytes)
- Blood platelets (thrombocytes)
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