1. Enumeration of R.B.Cs lab 3

2. Prepared by Abeer Alhabash

4. Set the number of red blood cells in a blood sample taken from a human using Haemocytometer. Prepared by Abeer Alhabash

5. +

6. 1- Haemocytometer. 2 - solution isotonic. 3 - covers slides. 4 – microscope. Prepared by Abeer Alhabash

19. Wash out the pipette thoroughly with soap and water, rinse well, finish with distilled H2O rinse, replace in case. Prepared by Abeer Alhabash

20. No. of RBC’s counted 80 small square = ??? / Dilution = 1:200 = 1/200. No. of small square = 80. Volume = Length X Width X Height = 1/20 X 1/20 X 1/10 = 1/4000. Prepared by Abeer Alhabash