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Immunology
Lymphoid structures
28
Immunology
Graduate
01/17/2014

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Cards

Term
site of B cell in lymph node
Definition
follicle
Term
1' vs 2' follicles
Definition
1' are dense and domant
2' have pale central germinal centers and are active
Term
location of macrophages in lymph node
Definition
medulla
Term
location of T cells in lymph node
Definition
paracortex
Term
location of high endothelial venues in lymph node
Definition
paracortex
Term
what area of lymph node is not well developed in DiGeorge?
Definition
paracortex
Term
drainage: upper limb/breast
Definition
axillary
Term
drainage: stomach
Definition
celica
Term
drainage: duodenum, jejunum
Definition
superior mesenteric
Term
drainage: sigmoid colon
Definition
colic -> inferior mesenteric
Term
drainage: rectum
Definition
internal iliac
Term
drainage: anal canal
Definition
superficial inguinal
Term
drainage: testes
Definition
superficial and deep plexuses -> para-aortic
Term
drainage: scrotum
Definition
superficial inguinal
Term
drainage: thigh
Definition
superficial inguinal
Term
drainage: lateral side of dorsum of foot
Definition
popliteal
Term
hassall's corpuscles
Definition
thymus
Term
site of t cell differentiation
Definition
thymus
Term
b cell differentiation
Definition
bone marrow
Term
postsplenectomy changes
Definition
howell-jolly bodies, target cells, thrombocytosis
Term
splenic dysfunction
Definition
decreased IgM -> decreased complement activation -> decreased C3b opsonization -> increase susceptibility to encapsulated organisms
Term
encapsulated organisms
Definition
Salmonella, S pneumo, H influenze, N meningiditis
Term
PALS
Definition
t cells
Term
B cells in spleen
Definition
follicles within the white pulp
Term
function of macrophages in spleen
Definition
remove encapsulated bacteria and dysfunctional RBCs
Term
thymus differentiation
Definition
3rd branchial pouch
Term
contents of thymus cortex
Definition
immature t cells
Term
contents of thymus medulla
Definition
pale with pature t cells and epithelial reticular cells
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