Page 230 - Hall et al (2015) Principles of Critical Care-McGraw-Hill

134 PART 2: General Management of the Patient

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M cell T lymphocyte

Macrophage

Intraepithelial
lymphocyte
Macrophage
Lymphocyte Plasma
Thymus Dendritic cell cell Dendritic
bone marrow
cell
Eosinophil
Mast cell
Lymphatics

Mesenteric Blood MALT
lymph node Respiratory tract
Genitourinary tract
Systemic Lactating breast
Circulation Salivary glands
(Including spleen) Lacrimal glands
Gut lumen

Antigens

L

A Ma A

M

L L L Ma Basal membrane
L
D L L L
L D
L
L L
L
L
FIGURE 20-2. Pattern of immune response involving CD4 helper T cells.

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