Cells and Tissues of Immune System Flashcards
What are the types of WBC?
-neutrophils
-eosinophils
-basophils
-monocytes
-lymphocytes
- NK cells
50-60% of circulating WBC, also found in tissues
First responders to infection
Phagocytosis
Neutrophils
Also known as PMN
Neutrophils
What is the size of neutrophils?
10-15 micrometers
Neutrophils have a large number of ___________ Staining granules in cytoplasm
Neutral
How many lobes are Usually seen in the nucleus of neutrophils?
2-5
WBC that kills parasites and participate in allergic reactions
Eosinophils 
_______% of circulating WBC in non-allergic person and found at site of response against allergen or parasite
1-3
What is the size of eosinophils? 
12-14 micrometers
What color are eosinophils large granules? What stain causes this color?
Orange/red granules
Eosin dye
Eosinophil granules contain __________ proteins that can damage membrane of parasite.
Cationic 
What is the shape of eosinophils nucleus? 
Bilobed
This WBC Participates in allergic or parasitic responses but makes up less than 1% of WBC in blood
Basophil
What is the size of basophils?
10-15 micrometers
What color granules do basophils have?
What do the granules contain?
Bluish – purple
histamine, cytokines, etc.
What is the typical lifespan of basophils?
Very short, only a few hours
This WBC is phagocytic and migrates into tissues to become macrophages
Monocyte
What is the Percentage of circulating monocytes?
4-10%
What is the size of Monocytes?
12-22 micrometers
What is the shape of monocyte nucleus?
Large irregularly folded or horseshoe shaped nucleus