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Study sets matching "test 1 immunology usmle"

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Study sets matching "test 1 immunology usmle"

100 terms
USMLE step 1 - immunology
what type of hypersensitivity reaction…
presentation of graft-vs-host disease
tetany, viral and fungal infections, c…
diarrhea, ear infections, pneumocystis…
type IV
diarrhea, hepatomegaly, jaundice, erythematous maculopapular…
DiGeorge syndrome, 22q11 mutation
SCID
what type of hypersensitivity reaction…
type IV
presentation of graft-vs-host disease
diarrhea, hepatomegaly, jaundice, erythematous maculopapular…
236 terms
Immunology (USMLE Step 1)
Lymph node anatomy
Cytotoxic T cell response - from virus…
Lymph drainage
Peyer's patches
- derived from mesenchymal cells... - follicles: B cell pro…
- extreme cellular immune response (immunoCOMPETENT people)…
- Thoracic duct drains @ junction of left subclavian trunk +…
- Un-encapsulated lymphoid tissue... - *lamina propria / submuc…
Lymph node anatomy
- derived from mesenchymal cells... - follicles: B cell pro…
Cytotoxic T cell response - from virus…
- extreme cellular immune response (immunoCOMPETENT people)…
93 terms
USMLE Step 1 Immunology
1st and 2nd pharyngeal pouch
3rd and 4th pharyngeal pouch
acute graft rejection
hypersensitivity myocarditis
middle ear and auditory tube, supratonsillar fossa
thymus and inferior parathyroid gland, superior parathyroid a…
dense interstitial lymphocytic infiltrate.
perivascular infiltrate with abundant eosinophils. Believed t…
1st and 2nd pharyngeal pouch
middle ear and auditory tube, supratonsillar fossa
3rd and 4th pharyngeal pouch
thymus and inferior parathyroid gland, superior parathyroid a…
323 terms
USMLE step -1 Immunology
Immune system
Innate immunity
Native immunity
Adaptive immunity components
-innate (or native or natural)... -adaptive (or acquired or spec…
• Present intrinsically... • Nonspecific... • No memory... • Limited d…
• Anatomic or physical (skin, mucous membranes)... • Physiologic…
• Lymphocytes (T cells and B cells) and plasma cells (end cel…
Immune system
-innate (or native or natural)... -adaptive (or acquired or spec…
Innate immunity
• Present intrinsically... • Nonspecific... • No memory... • Limited d…
236 terms
Immunology (USMLE Step 1)
Lymph node anatomy
Cytotoxic T cell response - from virus…
Lymph drainage
Peyer's patches
- derived from mesenchymal cells... - follicles: B cell pro…
- extreme cellular immune response (immunoCOMPETENT people)…
- Thoracic duct drains @ junction of left subclavian trunk +…
- Un-encapsulated lymphoid tissue... - *lamina propria / submuc…
Lymph node anatomy
- derived from mesenchymal cells... - follicles: B cell pro…
Cytotoxic T cell response - from virus…
- extreme cellular immune response (immunoCOMPETENT people)…
100 terms
USMLE step 1 - immunology
what type of hypersensitivity reaction…
presentation of graft-vs-host disease
tetany, viral and fungal infections, c…
diarrhea, ear infections, pneumocystis…
type IV
diarrhea, hepatomegaly, jaundice, erythematous maculopapular…
DiGeorge syndrome, 22q11 mutation
SCID
what type of hypersensitivity reaction…
type IV
presentation of graft-vs-host disease
diarrhea, hepatomegaly, jaundice, erythematous maculopapular…
178 terms
Immunology USMLE Step 1
Where is the site of b-cell localizati…
Secondary follicles with pale central…
Primary follicles are dense and inacti…
Where are T-cells house in the thymus?
Follicle (within the cortex)
active
inactive
paracortex
Where is the site of b-cell localizati…
Follicle (within the cortex)
Secondary follicles with pale central…
active
100 terms
USMLE step 1 - immunology
what type of hypersensitivity reaction…
presentation of graft-vs-host disease
tetany, viral and fungal infections, c…
diarrhea, ear infections, pneumocystis…
type IV
diarrhea, hepatomegaly, jaundice, erythematous maculopapular…
DiGeorge syndrome, 22q11 mutation
SCID
what type of hypersensitivity reaction…
type IV
presentation of graft-vs-host disease
diarrhea, hepatomegaly, jaundice, erythematous maculopapular…
44 terms
Immunology Step 1 USMLE
Anti Ach receptor
Anti-basement membrane
Anti CENTROmere
Anti-desmoglein(antidesmossomes)
Mysathenia gravis
Good Pasture
CREST
Pemphigus vulgaris
Anti Ach receptor
Mysathenia gravis
Anti-basement membrane
Good Pasture
45 terms
USMLE 1 Immunology Drugs
what do immunosuppressants do
how do immunosuppressants reduce acute…
in order to reduce the toxicity of imm…
chronic suppression leads to what
agents that block lymphocyte activation and proliferation
suppressing cellular immunity
frequently combined with other immunosuppressants to increase…
increased risk of infection and malignancy
what do immunosuppressants do
agents that block lymphocyte activation and proliferation
how do immunosuppressants reduce acute…
suppressing cellular immunity
70 terms
USMLE 1 Immunology Immunodeficiencies
what are all the B cell immunodeficien…
what are all the T cell immunodeficien…
what are the B & T cell immunodeficien…
what are the phagocyte immunodeficienc…
X-linked (Bruton) agammaglobulinemia... Selective IgA deficiency…
Thymic aplasia (DiGeorge Syndrome)... IL-12 receptor deficiency…
severe combined immunodeficiency (SCID)... Ataxia-telangiectasia…
Leukocyte adhesion deficiency (LAD) type 1... Chediak-Higashi sy…
what are all the B cell immunodeficien…
X-linked (Bruton) agammaglobulinemia... Selective IgA deficiency…
what are all the T cell immunodeficien…
Thymic aplasia (DiGeorge Syndrome)... IL-12 receptor deficiency…
51 terms
USMLE 1 Immunology Lymphocytes
what are the components of innate immu…
what are the 3 parts of the innate imm…
what are the components of adaptive im…
what are the mechanisms in innate immu…
PMNs... macrophages... monocytes... dendritic cells... natural killer cel…
physical barrier... cells... complement
T cells... B cells... circulating antibodies
germline encoded
what are the components of innate immu…
PMNs... macrophages... monocytes... dendritic cells... natural killer cel…
what are the 3 parts of the innate imm…
physical barrier... cells... complement
189 terms
Immunology USMLE Step 1
Where is the site of b-cell localizati…
Secondary follicles with pale central…
Primary follicles are dense and inacti…
Where are T-cells house in the thymus?
Follicle (within the cortex)
active
inactive
paracortex
Where is the site of b-cell localizati…
Follicle (within the cortex)
Secondary follicles with pale central…
active
95 terms
USMLE Step 1: Immunology
Bruton agammaglobulinemia: defect, sx…
Selective IgA deficiency: defect, sx a…
Common variable immunodeficiency: defe…
Thymic aplasia: defect, sx and findings
Defect: BTK (tyrosine kinase gene) no B-cell maturation; X-li…
Unknown cause - most common primary immunodeficiency. ... Sx: As…
Defect: B-cell differentiation, acquired in 20s/30s... Sx: incre…
DiGeorge Syndrome... Defect: 22q11 deletion - failure of 3rd and…
Bruton agammaglobulinemia: defect, sx…
Defect: BTK (tyrosine kinase gene) no B-cell maturation; X-li…
Selective IgA deficiency: defect, sx a…
Unknown cause - most common primary immunodeficiency. ... Sx: As…
178 terms
Immunology USMLE Step 1
Where is the site of b-cell localizati…
Secondary follicles with pale central…
Primary follicles are dense and inacti…
Where are T-cells house in the thymus?
Follicle (within the cortex)
active
inactive
paracortex
Where is the site of b-cell localizati…
Follicle (within the cortex)
Secondary follicles with pale central…
active
192 terms
Immunology USMLE Step 1
Where is the site of b-cell localizati…
Secondary follicles with pale central…
Primary follicles are dense and inacti…
Where are T-cells house in the thymus?
Follicle (within the cortex)
active
inactive
paracortex
Where is the site of b-cell localizati…
Follicle (within the cortex)
Secondary follicles with pale central…
active
178 terms
Immunology USMLE Step 1
Where is the site of b-cell localizati…
Secondary follicles with pale central…
Primary follicles are dense and inacti…
Where are T-cells house in the thymus?
Follicle (within the cortex)
active
inactive
paracortex
Where is the site of b-cell localizati…
Follicle (within the cortex)
Secondary follicles with pale central…
active
652 terms
USMLE Immunology
lymph node structure
lymph node functions
lymph node follicle
lymph node medulla
secondary lymphoid organ... many afferents; 1+ efferent... encapsul…
nonspecific filtration by macrophages... B and T cell storage... im…
B-cell localization and proliferation... outer cortex: primary f…
medullary cords = closely packed lymphocytes and plasma cells…
lymph node structure
secondary lymphoid organ... many afferents; 1+ efferent... encapsul…
lymph node functions
nonspecific filtration by macrophages... B and T cell storage... im…
26 terms
7111 USMLE Immunology 1
Antigen
Antigen types
Innate immunity - components
Innate immunity - characteristics
Can be anything. Usually protein (can be carbohydrate)... Only l…
Hapten - too small to set off immune system... Immunogen - large…
Anatomic or physical (skin, mucous membranes)... Physiologic (te…
Intrinsic (no previous stimulation required)... non specific to…
Antigen
Can be anything. Usually protein (can be carbohydrate)... Only l…
Antigen types
Hapten - too small to set off immune system... Immunogen - large…
19 terms
USMLE: Immunology
- coexpress CD4+ and CD8+... - in adults,…
- T helper
- suppressor T cells
- vasoactive amines act at postcapilla…
Immature T cells
CD4+/CD8-
CD4-/CD8+
Type I hypersensitivity
- coexpress CD4+ and CD8+... - in adults,…
Immature T cells
- T helper
CD4+/CD8-
236 terms
Immunology (USMLE Step 1)tony_a_Martinez
Lymph node anatomy
Cytotoxic T cell response - from virus…
Lymph drainage
Peyer's patches
- derived from mesenchymal cells... - follicles: B cell pro…
- extreme cellular immune response (immunoCOMPETENT people)…
- Thoracic duct drains @ junction of left subclavian trunk +…
- Un-encapsulated lymphoid tissue... - *lamina propria / submuc…
Lymph node anatomy
- derived from mesenchymal cells... - follicles: B cell pro…
Cytotoxic T cell response - from virus…
- extreme cellular immune response (immunoCOMPETENT people)…
256 terms
First Aid for the USMLE STEP 1 (2015): Immunology
Lymph node structure diagram
Lymph node
Follicle of lymph node
Medulla of lymph node
-A 2° lymphoid organ that has many afferents, 1 or more effer…
Site of B-cell localization and proliferation. In outer corte…
Consists of medullary cords (closely packed lymphocytes and p…
Lymph node structure diagram
Lymph node
-A 2° lymphoid organ that has many afferents, 1 or more effer…
40 terms
USMLE 1 Immunology Lymphoid Structures
what is a lymph node
characteristics of a lymph node
functions of a LN
what is a follicle in the LN
a secondary lymphoid organ that has ... -many afferents... -1 or mo…
encapsulated ... trabeculae... -many afferents... -1 or more efferents
nonspecific... -filtration by macrophages... -storage of B and T ce…
site of B cell localization and proliferation
what is a lymph node
a secondary lymphoid organ that has ... -many afferents... -1 or mo…
characteristics of a lymph node
encapsulated ... trabeculae... -many afferents... -1 or more efferents
91 terms
USMLE Step 1 Secrets- Immunology
innate immune system basics- pattern r…
1st component of innate immunity
2nd component of innate immunity
2 pathways of pluripotent stem cell
- contain PRR's that recognize diverse group of PAMPA s/a LPS…
-blocks pathogens from entering body: epithelium, respiratory…
-NK cells... - IFN... 0 iron sequestering proteins (lactoferrin)... fe…
1. common lymphoid stem cell--> T and B cells... 2. myeloid plur…
innate immune system basics- pattern r…
- contain PRR's that recognize diverse group of PAMPA s/a LPS…
1st component of innate immunity
-blocks pathogens from entering body: epithelium, respiratory…
53 terms
USMLE 1 Immunology Immune Responses
what is complement
what do membrane attack complexes (MAC…
what are the components of the MAC sys…
what are the 3 complement pathways
system of hepatically synthesized proteins that play a role i…
gram negative bacteria
C5b-C9
classic... alternative... lectin
what is complement
system of hepatically synthesized proteins that play a role i…
what do membrane attack complexes (MAC…
gram negative bacteria
62 terms
USMLE: immunology
Activate macrophages, CD8; IL-2, IFNy;…
Activate B cells; IL4, 5, 10; IFNy
hemochromatosis
psoriasis, ankylosing spondylitis, IBS…
TH1 cells: job function? cytokines? inhibited by?
TH2 cells: job function? cytokines? inhibited by?
HLA A3
HLA B27
Activate macrophages, CD8; IL-2, IFNy;…
TH1 cells: job function? cytokines? inhibited by?
Activate B cells; IL4, 5, 10; IFNy
TH2 cells: job function? cytokines? inhibited by?
126 terms
USMLE - Immunology
Where in a lymph node are the high end…
LN which drains the head/neck
LN which drains the lungs
LN which drains the trachea/esophagus
PCVs are located in the paracortex, and they are the sites th…
Cervical nodes
Hilar nodes
Mediastinal nodes
Where in a lymph node are the high end…
PCVs are located in the paracortex, and they are the sites th…
LN which drains the head/neck
Cervical nodes
8 terms
Immunology USMLE
Which 2 Immune Disorders have absent t…
Fevers, Skin Rash, and Arthralagias th…
What are 2 uses for IL-2?
Infliximab Uses?
Di-George Syndrome... SCID... how do you tell em apart?... CATCH 22 i…
Serum Sickness.... Fibrinoid Necrosis w/ Neutrophilic Infiltra…
RCC, Melanoma.
RA... Chrons Disease... Ankylosing Spondylitis
Which 2 Immune Disorders have absent t…
Di-George Syndrome... SCID... how do you tell em apart?... CATCH 22 i…
Fevers, Skin Rash, and Arthralagias th…
Serum Sickness.... Fibrinoid Necrosis w/ Neutrophilic Infiltra…
205 terms
USMLE Immunology
Secondary lymphoid organ that has many…
Site of B cell localization and prolif…
Consists of medullary cords( densely p…
Houses T cells. Region of cortex betwe…
Lymph node
Follicles
Medulla
Paracortex
Secondary lymphoid organ that has many…
Lymph node
Site of B cell localization and prolif…
Follicles
116 terms
USMLE - Immunology
Where in a lymph node are the high end…
LN which drains the head/neck
LN which drains the lungs
LN which drains the trachea/esophagus
PCVs are located in the paracortex, and they are the sites th…
Cervical nodes
Hilar nodes
Mediastinal nodes
Where in a lymph node are the high end…
PCVs are located in the paracortex, and they are the sites th…
LN which drains the head/neck
Cervical nodes
256 terms
First Aid for the USMLE STEP 1 (2015): Immunology
Lymph node structure diagram
Lymph node
Follicle of lymph node
Medulla of lymph node
-A 2° lymphoid organ that has many afferents, 1 or more effer…
Site of B-cell localization and proliferation. In outer corte…
Consists of medullary cords (closely packed lymphocytes and p…
Lymph node structure diagram
Lymph node
-A 2° lymphoid organ that has many afferents, 1 or more effer…
9 terms
USMLE Immunology
What are the serum proteins of the inn…
What are the serum proteins of the acq…
What are the anatomic and chemical bar…
What are the anatomic and chemical bar…
Complement
Antibodies
Skin, mucosa, cilia, acid, lysozyme, complement, temperature,…
Lymph nodes, spleen, mucosal-associated lymphoid tissues.
What are the serum proteins of the inn…
Complement
What are the serum proteins of the acq…
Antibodies
256 terms
First Aid for the USMLE STEP 1 (2015): Immunology
Lymph node structure diagram
Lymph node
Follicle of lymph node
Medulla of lymph node
-A 2° lymphoid organ that has many afferents, 1 or more effer…
Site of B-cell localization and proliferation. In outer corte…
Consists of medullary cords (closely packed lymphocytes and p…
Lymph node structure diagram
Lymph node
-A 2° lymphoid organ that has many afferents, 1 or more effer…
81 terms
USMLE - Immunology
Hypersesitivity Rxn - Type 1... 1. mediat…
Hypersesitivity Rxn - Type 2... 1. mediat…
Hypersensitivity Rxn - Type 3... 1. media…
Hypersensitivity Rx - Type 4... 1. mediat…
1. mediated - IgE... 2. Conditions - allergies, anaphylactic, im…
1. mediated - Ab-mediated cytotoxicity; Ab attack tissue... 2. C…
1. mediated - immune complex deposition... 2. Conditions - serum…
1. mediated - cell mediated (TH cells)... 2. Conditions - TB ski…
Hypersesitivity Rxn - Type 1... 1. mediat…
1. mediated - IgE... 2. Conditions - allergies, anaphylactic, im…
Hypersesitivity Rxn - Type 2... 1. mediat…
1. mediated - Ab-mediated cytotoxicity; Ab attack tissue... 2. C…
81 terms
USMLE - Immunology
Hypersesitivity Rxn - Type 1... 1. media…
Hypersesitivity Rxn - Type 2... 1. media…
Hypersensitivity Rxn - Type 3... 1. medi…
Hypersensitivity Rx - Type 4... 1. media…
1. mediated - IgE... 2. Conditions - allergies, anaphylactic, i…
1. mediated - Ab-mediated cytotoxicity; Ab attack tissue... 2.…
1. mediated - immune complex deposition... 2. Conditions - seru…
1. mediated - cell mediated (TH cells)... 2. Conditions - TB sk…
Hypersesitivity Rxn - Type 1... 1. media…
1. mediated - IgE... 2. Conditions - allergies, anaphylactic, i…
Hypersesitivity Rxn - Type 2... 1. media…
1. mediated - Ab-mediated cytotoxicity; Ab attack tissue... 2.…
256 terms
First Aid for the USMLE STEP 1 (2015): Immunology
Lymph node structure diagram
Lymph node
Follicle of lymph node
Medulla of lymph node
-A 2° lymphoid organ that has many afferents, 1 or more effer…
Site of B-cell localization and proliferation. In outer corte…
Consists of medullary cords (closely packed lymphocytes and p…
Lymph node structure diagram
Lymph node
-A 2° lymphoid organ that has many afferents, 1 or more effer…
256 terms
First Aid for the USMLE STEP 1 (2015): Immunology
Lymph node structure diagram
Lymph node
Follicle of lymph node
Medulla of lymph node
-A 2° lymphoid organ that has many afferents, 1 or more effer…
Site of B-cell localization and proliferation. In outer corte…
Consists of medullary cords (closely packed lymphocytes and p…
Lymph node structure diagram
Lymph node
-A 2° lymphoid organ that has many afferents, 1 or more effer…
86 terms
USMLE--Immunology
TH细胞、CTLs细胞、B细胞、NK细胞的CD Marker?Macroph…
抗体多样性的实现
Omenn syndrome
Severe combined immunodeficiency (SCID)
TH:CD3+CD4;CTLs: CD3+CD8;B cell:CD19/20/21... NK:CD16+CD56 Macro…
1、重排... 2、Tdt酶:随机的把核苷酸插在重排的中间;... 3、Allelic exclusion;... 4、轻重链的组合;
1. AR disease;... 2.Missense mutation in rag genes;(rag enzymes…
AR;... Null mutations in Rag1 or Rag2(No function of rag enzyme)…
TH细胞、CTLs细胞、B细胞、NK细胞的CD Marker?Macroph…
TH:CD3+CD4;CTLs: CD3+CD8;B cell:CD19/20/21... NK:CD16+CD56 Macro…
抗体多样性的实现
1、重排... 2、Tdt酶:随机的把核苷酸插在重排的中间;... 3、Allelic exclusion;... 4、轻重链的组合;
126 terms
USMLE - Immunology
Where in a lymph node are the high end…
LN which drains the head/neck
LN which drains the lungs
LN which drains the trachea/esophagus
PCVs are located in the paracortex, and they are the sites th…
Cervical nodes
Hilar nodes
Mediastinal nodes
Where in a lymph node are the high end…
PCVs are located in the paracortex, and they are the sites th…
LN which drains the head/neck
Cervical nodes
417 terms
USMLE Immunology
What comprises the adaptive immune sys…
What are the three major APCs?
What are 5 important characteristics o…
What part of the immune response is th…
Lymphocytes, B and T cells... And... Plasma cells
Macrophages (innate immunity)... B-Cells... Dendritic cells (innate…
Inducible... Specific... Has Memory... Extensive diversity... Self versus…
Innate response-- Don't need antibodies to initiate it
What comprises the adaptive immune sys…
Lymphocytes, B and T cells... And... Plasma cells
What are the three major APCs?
Macrophages (innate immunity)... B-Cells... Dendritic cells (innate…
75 terms
USMLE: Immunology
Bruton's Agammaglobulinemia
Hyper IgM syndrome
Selective Ig Deficiency (IgA most comm…
Common Variable Immunodeficiency (CVID)
Defect: Bruton's tyrosine kinase (BTK gene on X chr) -> block…
Defect: Defective CD40L on helper T cells (Type 1) or defecti…
Defect: Defective isotype switching... Presentation: Sinus and…
Defect: Defect in B cell maturation (many causes)... Presentati…
Bruton's Agammaglobulinemia
Defect: Bruton's tyrosine kinase (BTK gene on X chr) -> block…
Hyper IgM syndrome
Defect: Defective CD40L on helper T cells (Type 1) or defecti…
62 terms
USMLE: immunology
Activate macrophages, CD8; IL-2, IFNy;…
Activate B cells; IL4, 5, 10; IFNy
hemochromatosis
psoriasis, ankylosing spondylitis, IBS…
TH1 cells: job function? cytokines? inhibited by?
TH2 cells: job function? cytokines? inhibited by?
HLA A3
HLA B27
Activate macrophages, CD8; IL-2, IFNy;…
TH1 cells: job function? cytokines? inhibited by?
Activate B cells; IL4, 5, 10; IFNy
TH2 cells: job function? cytokines? inhibited by?
58 terms
USMLE: Immunology
Epoetin alfa: clinical use ... also known…
thrombopoetin: clinical use
oprelvekin is also known as ..........…
oprelvekin: clinical use
anemia ... erythropoetin
thrombocytopenia
IL-11
recovery of bone marrow
Epoetin alfa: clinical use ... also known…
anemia ... erythropoetin
thrombopoetin: clinical use
thrombocytopenia
11 terms
USMLE- Immunology
Properties of this immunity include:... n…
Properties of this immunity include:... s…
Major cells involved in this immunity…
Major cells involved in this immunity…
Innate
Adaptive
Innate... (adaptive includes macrophages and dendritic cells al…
Adaptive... (innate includes macrophages and dendritic cells al…
Properties of this immunity include:... n…
Innate
Properties of this immunity include:... s…
Adaptive
50 terms
USMLE 1 Immunology Drugs Part 2
aldesleukin (IL-2) is used for
epoetin alfa (erythropoeitin) is used…
filgrastim is used for
sargramostim is used for
renal cell carcinoma... metastatic melanoma
anemias (especially in renal failure)
(G-CSF) recovery of bone marrow
(G-CSF) recovery of bone marrow
aldesleukin (IL-2) is used for
renal cell carcinoma... metastatic melanoma
epoetin alfa (erythropoeitin) is used…
anemias (especially in renal failure)
142 terms
USMLE Immunology
lymph node follicles... 1. what cells pre…
lymph node medulla... 1. structural organ…
lymph node paracortex... 1. structural or…
Primary lymphatic drainage sites... 1. up…
B cells ... 1' follicles are dense and dormant... 2' follicles have…
1. medullary cords = lymphocytes + plasma cells... medullary sin…
1. bewteen follicles and medulla... B and T cell zone*... 2. HEVs (…
1. axillary... 2. celiac ... 3. superior mesenteric... 4. colic -->inf…
lymph node follicles... 1. what cells pre…
B cells ... 1' follicles are dense and dormant... 2' follicles have…
lymph node medulla... 1. structural organ…
1. medullary cords = lymphocytes + plasma cells... medullary sin…
86 terms
USMLE step 1 - Immunology - First aid 2010
Lymph node
Lymph node: follicle
Lymph node: Medulla
Lymph node: Paracortex
A secondary lymphoid organ that has many afferent, 1 or more…
Site of B-cell localization and proliferation. In outer corte…
Consists of medullary cords (closely packed lymphocytes and p…
Houses T-cells. Region of cortex between follicles and medull…
Lymph node
A secondary lymphoid organ that has many afferent, 1 or more…
Lymph node: follicle
Site of B-cell localization and proliferation. In outer corte…
86 terms
USMLE step 1 - Immunology - First aid 2010
Lymph node
Lymph node: follicle
Lymph node: Medulla
Lymph node: Paracortex
A secondary lymphoid organ that has many afferent, 1 or more…
Site of B-cell localization and proliferation. In outer corte…
Consists of medullary cords (closely packed lymphocytes and p…
Houses T-cells. Region of cortex between follicles and medull…
Lymph node
A secondary lymphoid organ that has many afferent, 1 or more…
Lymph node: follicle
Site of B-cell localization and proliferation. In outer corte…
69 terms
Immunology USMLE
What are granulomas?
What CD antigen do helper T lymphocyte…
What do the respective populations of…
What does interferon gamma do?
Accumulation of modified macrophages (epithelioid cells) stim…
CD4
TH1: IL-2 and interferon gamma... TH2: IL-4, 5, 13 (and others)
mediator of macrophages into epithelioid cells
What are granulomas?
Accumulation of modified macrophages (epithelioid cells) stim…
What CD antigen do helper T lymphocyte…
CD4
81 terms
USMLE - Immunology
Hypersesitivity Rxn - Type 1... 1. media…
Hypersesitivity Rxn - Type 2... 1. media…
Hypersensitivity Rxn - Type 3... 1. medi…
Hypersensitivity Rx - Type 4... 1. media…
1. mediated - IgE... 2. Conditions - allergies, anaphylactic, i…
1. mediated - Ab-mediated cytotoxicity; Ab attack tissue... 2.…
1. mediated - immune complex deposition... 2. Conditions - seru…
1. mediated - cell mediated (TH cells)... 2. Conditions - TB sk…
Hypersesitivity Rxn - Type 1... 1. media…
1. mediated - IgE... 2. Conditions - allergies, anaphylactic, i…
Hypersesitivity Rxn - Type 2... 1. media…
1. mediated - Ab-mediated cytotoxicity; Ab attack tissue... 2.…
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