2. LYMPHOID ORGANS

Yves Laure Pimentel · 70問 · 2年前

通報

問題一覧

Largest secondary lymphoid organ

spleen

where T cell recirculate or what secondary lymphoid organs it recirculate here is the tolerance to ingested antigens

GALT/ Gut associated lymphoid tissue

important for rhe development of tolerance to ingested Ag

GALT- Gut Associated Lymphoid Tissue

IgA production and lymphocyte recirculation

GALT- Gut Associated Lymphoid Tissue

what cell is in the marginal zone?

Dendritic

what cell is in the PALS

t cells

PALS

Periarteriolar Lymphoid Sheath (PALS)

T cells surrounds artery

Periarteriolar Lymphoid Sheath (PALS)

Trapping site of the pathogen or waiting area of the lymphocytes

Secondary Lymphoid organs

it is where adaptive immunity is made

Bone marrow

center of antigen-independent lymphopoiesis

Bone marrow

it is where B cells maturation withGALT

Bone marrow

Bone marrow source of ________ cells

PROGENITOR

source of PROGENITOR cells

Bone marrow

DSE WHICH HAS PANMYELOSIS AND PANCYTOSIS

POLYCYTHEMIA VERA

DSE W/O STEM CELL; LESS AFFECTED LYMPHOCYTES

APLASTIC ANEMIA

DSE INFILTRATE BONE MARROW AND TRANSFER TO SPLEEN

MYELOPTHISIC

IT IS FROM BONE MARROW WHICH CONTROL IMMUNE SYSTEM

THYMUS

T cells develop their identifying characteristics (3 weeks maturation)

Thymus

develop their identifying characteristics (3 weeks maturation)

T cells

T cells develop their identifying characteristics ( ? weeks maturation)

INCREASE SUSCEPTIBILITY TO INFECTION, NEOPLASM AND AUTOIMMUNE DSE AMONG OLDER PEOPLE

Immune senescence

Immune senescence BEC IT SHRINKS AS WE AGED

Thymus

HOW MANY % of cells die in the thymus

97%

it is where exercises CONTROL over the immune system

Thymus

THESE TWO MAINTAINS THE SECONDARY LYMPH

TNF and lymphotoxin

occurs but it is strictly DEPENDENT on Antigenic Stimulation, IF NO AG IT IS DORMANT

Lymphopoiesis

ARE UNSTIMULATED PRIMARY B CELLS

Primary follicles

ZONE WHERE DENDRITIC CAN BE SEEN

Marginal zone

Major organ for particle CLEARANCE

spleen

INCREASES WHEN THERE IS INFECTION

lymph nodes

LYMPH NODES IS Generation of________ is the primary function

B CELLS

IS Generation of B-CELLS is the primary function

LYMPH NODES

Rich in mature T cells

Thoracic Duct

Most frequently SAMPLED lymphoid organ

Blood

Most circulating lymphocytes – T cell

Blood

MALT

MUCOUS ASSOCIATED LYMPHOID TISSUE

NON VITAL ORGANS

Appendix Tonsils

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