1. WBC’s ___________________
________________________________ ________________________________
Leucocytes appear brightly colored in stained preparations, they have a nuclei and are generally larger in size than RBC’s.

3. Granulocytes— ______________________ ___________________
Type of WBC’s
Granulocytes— ______________________ ___________________
_______________

5. Types of WBC’s
Agranulocytes— _________________________ ______________________
________________

7. Granuloctyes Neutrophils __________________ 65% of WBC count
______________________
Diapedesis—Can leave blood vessels and enter tissue space
_______________ (eater), contain several lysosomes (janitor)

10. Granulocytes Eosinophils: ________________ __________________
2-5% of WBC count
Found in lining of respiratory and digestive tracts
Important functions involve protections against infections caused by parasitic worms and involvement in allergic reactions
__________________________________________ __________________________________________

12. Granulocytes Basophils Least numerous--.5-1%
Diapedesis— ___________________________________ ___________________________________
Contain histamine,serotonin,heparin— inflammatory chemical

14. Agranulocytes Lymphocytes ___________________
Large nuclei/small amount of cytoplasm
Account for 25% of WBC count
Two types—___________—attack an infect or cancerous cell, ____________—produce antibodies against specific antigens (foreign body)

16. Agranulocytes Monocytes _______________ Dark kidney bean shaped nuclei
________________

18. WBC Numbers Doctors look at WBC numbers.
If number goes up there is some kind of infection and surgery might be needed.
Clinics will count the number of WBC’s in a blood sample, this is called differential count.
_____________________________________ _____________________________________
An increase in the number of white blood cells is ____________________.

20. Formation of WBC’s
Leukocytes are formed in ________________________________ _______.
They can also be formed in __________________.
They live for about _________ days.