Blood

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Basophils • Percentage: ½ - ١ % of .total leucocytes • Shape: spherical • Size: -١٠- ١٢ .um • Nucleus: .Large and irregular • -:Cytoplasm • Filled with large basophilic granules. • These granules can be stained metachromatic . • They also stained with Giemsa stain. • E/M • They contain coarse electron dense granules. • These granules contain histamine and heparin. • Life span ١٥-١٠ : .days • -:Function • They produce heparin and histamine during allergy. • They have minimal phagocytic activity. • They release eosinophil chemotactic factor. Dr. Amal M. Moustafa, , Department of Histology & Cytology
Lymphocytes Non granular leucocytes Percentage: 25-30%. • Classification : • 1-Small sized lymphocytes: 4-7 um. 2-Medium sized lymphocytes: 7-10 um. 3-Large sized lymphocytes: 10-15 um. • Lymphocytes found in the blood are mainly small and medium sized, while the lymphoid organs contain the three types. Dr. Amal M. Moustafa, , Department of Histology & Cytology
Page 1 and 2: Dr. Amal M. Moustafa, , Department
Page 3 and 4: The Blood Dr. Amal M. Moustafa, , D
Page 5 and 6: The Blood Cells Dr. Amal M. Moustaf
Page 7 and 8: C- Colour:- • Fresh, single RBC i
Page 9 and 10: LEUCOCYTES (WBCS) • - :Definition
Page 11 and 12: Neutrophils (leucocytes polymorphon
Page 13 and 14: Function:- • Defense against micr
Page 15: Function:- 1-In allergic conditions
Page 19 and 20: Small Lymphocytes • Percentage: 1
Page 21 and 22: T. Lymphocytes • Development: •
Page 23 and 24: Classification of lymphocytes Devel
Page 25 and 26: PLATELETS (THROMBOCYTES) Dr. Amal M
Page 27 and 28: E/M: 1-Cell membrane:- Irregular an
Page 29 and 30: Number RBCs Neutrophils Anaemia or
Page 31 and 32: • Neutropenia: • It is a decrea
Page 35 and 36: PLATELETS RBCs Dr. Amal M. Moustafa
Page 41: Dr. Amal M. Moustafa, , Department

Blood

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