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Title: The Cells of the Immune System
Description: The characteristics and functions of: Neutrophils Eosinophils Basophils Monocytes Lymphocytes Plasma cells

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Characteristics Neutrophil
Affiliation for
Meaning of
neutral color
name

Lymphocyte

Monocyte

Eosinophil

Basophil

Plasma cell

Cell of lymph
system

1 large nucleus

Affiliation to
eosin (red) color

Affiliation to basic Develop from
color
naïve B cells

Size
Nucleus

4 RBCs

1-2 (small)

6-7 RBCs

3-5 RBCs

3-5 RBCs

2-3 RBC

3-4 lobes
(segmented)

Large purple
nucleus

Horseshoe
shaped

Bilobed

Bilobed

Chromatin
pattern

Coarse

Coarse

Coarse

Condensed

Granules

Fine, pink-purple

-

Lacey, groundglass appearance
(vacuoles)
-

Coarse, orangered

Coarse, large,
dark-purple

Centered towards
border (eccentric),
perinuclear halo
close to nucleus
(Golgi body),
purple
Condense/coarse,
basophilic
cytoplasm
Coarse

N:C

1:2

5:1-2:1

4:1-2:1

1:3

1:2-1:3

2:1-1:1

Life span

6-10 hours

Only a few days
(6-8 days)

2-5 days

1-2 days

3-5 days

Function

Phagocytosis

3 days in spleen
and lymph nodes
3 weeks in BM
T cell: cellmediated
immunity
B cell: Humoral
immunity, Ab
production (IgG,
IgM, IgA, IgE, IgD)

Phagocytosis,
APC, cytokine
production

IgE-mediated
allergic disorders,
parasitic
infections

Secretes Ab
Functions in
humoral immunity

Reference
range

2-7 x109
40-80%

1-3 x109
20-40%

0
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02-0
...
02-0
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wikipedia
...
2022
...
[online] Available at: ...
org/wiki/NC_ratio> [Accessed 16 April 2022]
...
2022
...
[online] Available at: ...


Mogongoa, L
...
Introdution to haematology
Title: The Cells of the Immune System
Description: The characteristics and functions of: Neutrophils Eosinophils Basophils Monocytes Lymphocytes Plasma cells