The Lymphatic System and Immunity

What are some differences of lymphatic vessels compared to blood vessels
Thinner walls
Thicker walls
May appear 'beaded'
Start as blind pockets
The right lymphatic duct drains from
Left arm/torso
Right arm/right chest/head
Everywhere
The legs
What chamber is inferior to the thoracic duct
Right thoracic duct
Subclavian veins
Cisterna chyli
Choroid plexi
Which of these is not derived from bone marrow
T cells
B cells
NK cells
Which of these are primary lymphatic organs
Thymus
Red marrow
Lymph nodes
Spleen
What feature of lymphoid nodules makes them different to other lymphatic organs
Afferent vessels
Cisterna chyli
Absence of a fibrous capsule
Subclavian veins
Lymph travels to lymphatic ducts from the lymphatic vessels via
Lymphatic capillaries
Subclavian veins
Interstitial fluid
Lymphatic trunks
Lymphadenopathy is the
Chronic excessive enlargement of lymph nodes
Obstruction of lymph vessels
Inflammation of lymph vessels
The subcapsular space of lymph nodes contains
B cells
Plasma cells
T cells
Macrophages
The outer cortex of lymph nodes contains
B cells
Plasma cells
T cells
Macrophages
The deep cortex of lymph nodes contains
B cells
Plasma cells
T cells
Macrophages
The medulla of lymph nodes contains
B cells
Plasma cells
T cells
Macrophages
Immunological surveillance involves what cells realigning their Golgi apparatus to secrete perforin
T cells
B cells
NK cells
Interferons
Which three pathways are associated with the complement system
Humoral
Cellular
Classical
Alternate
Lectin
Lymphatic
What can proteins of the complement system cause
Formation of pores in bacterial walls
Apoptosis of pathogen
Attraction of phagocytes
Inflammation
What is released to raise body temperature (cause fever)
Pyrogens
C proteins
Interferons
Lymphocytes
What is an example of a histiocyte (fixed macrophage)
Neutrophil
Blastocyte
Neuroglia
IgG antibodies
The attraction/repulsion of phagocytes (often by cytokines) is known as
Thymosin
Chemotaxis
Diffusion
Opsonization
Alpha interferons (secreted by leukocytes)
Secrete granzymes
Stimulate NK cells
Slow inflammation
Stimulate macrophages
Beta interferons (secreted by fibrocytes)
Secrete granzymes
Stimulate NK cells
Slow inflammation
Stimulate macrophages
Gamma interferons (secreted by T and NK cells)
Secrete granzymes
Stimulate NK cells
Slow inflammation
Stimulate macrophages
Which are the most prevalent type of antibodies (~80%)
IgG
IgM
IgA
IgD
IgE
Glandular secretions are involved with what antibody type
IgG
IgM
IgA
IgD
IgE
Class I MHC associate with
CD4 receptors
CD8 receptors
Cytotoxic T cells secrete
Granzymes
Granulysin & perforin
Thymosins
IgE antibodies
Secondary immune responses have a greater, longer lasting production of what antibody
IgM
IgG
The endothelium of what overlaps to form valves
Lymphatic vessels
Lymphatic ducts
Lymphatic capillaries
Lymphatic trunks
Peyer's patches are an example of what
MALT
Lymphatic trunks
Interferons
Thymosins are related to the
Production of B cells
Production of T cells
Cellular response
Primary defences
In the blood, the ratio of T to B cells is
1:1
1:2
1:4
1:8
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