Briefly explain how the following can affect the quality of stained blood film; I) .The size of the blood drop used for the preparation of the filmi ii. A delay in smear preparation III). The angle of spread iv). humidity of the laboratory environment v). Pressure

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Q: 3. Draw and explain the procedure for staining a blood smear.

A: When a disease or infection is suspected, a blood smear is a good diagnostic test.

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