What is mhc - Study guides, Class notes & Summaries
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BLD 434 Exam quizzes and solutions
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The AIRE protein is essential for proper ______ selection 
a)clonal 
b)positive 
c) negative - negative 
 
Where are the dendritic cells located in the thymus 
a)cortex only 
b)medulla only 
c) cortex and medulla - medulla only 
TOPIC 12 
REMEMBER: Cortex: immature thymocytes, some macrophages, cortical epithelial cells 
Medulla: mature thymocytes, medullary epithelial cells, dendritic cells, macrophages 
 
Which of the following is easier for developing B cell to accomplish? 
a)Ig light ch...
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CMB2004 Lecture 07 Questions and Answer | Latest Update 2024/2025
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what does immunological tolerance create 
~~> random generation of repertoire of BCR and TCR production of self 
reactive specificities 
types of TCR recognition due to random TCR gene rearrangement 
~~> - can't recognise self-MHC (die) 
- recognise self MHC and p from Ag in thymus (+ve then eliminated by -ve 
selection) 
- self MHC and p not in thymus (+ve selection) 
what is TCR survival and tolerance based on 
~~> TCR affinity 
need a pop of cells with medium affinity to self MHC...
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patho 370 - week 2 questions and answers graded A+
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patho 370 - week 2 questions and answers graded A+ 
What is type I hypersensitivity and antigen form? 
IgE and soluble antigen 
 
 
 
What is type II hypersensitivity? 
IgG OR IgM and cell-bound antigen 
 
 
 
What is type III hypersensitivity? 
IgG AND IgM and soluble antigen 
 
 
 
What is type IV hypersensitvity? 
T Cells and soluble or cell-bound antigen 
 
 
 
What is type I hypersensitivity mechanism of activation? 
-Allergen-specific IgE antibodies bind to mast cells via their Fc receptor...
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Exam 3 PCA and Quiz Questions | Verified by Experts 2024
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Antibodies consist of ___________. - Two identical heavy chains and two identical light chains 
Regions of TCRs and BCRs that are particularly variable in their amino acid sequences are known for 
____________. - Binding to antigen 
MHC molecules ____________. - Are recognized by T cells 
Based on your knowledge of MHC I and II, predict which cell type would be MOST likely not to express 
detectable MHC I? - Erythrocytes 
Which of the following would be LEAST likely to express MHC class II? - T ...
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Unit: Biological and Biochemical Foundations of Living Systems Passages || with A+ Guaranteed Solutions.
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Which of the following would be a potential explanation for T-cell mediated autoimmune disease? correct answers Failure of apoptosis of self-recognizing T cells 
 
A 25-year-old woman with lupus has been taking a medication that inhibits the effect of CD4- secreted cytokines, specifically Tumor Necrosis Factor (TNF). She comes to her physician's office with a fever and a cough lasting for weeks. Based on her medical history, which of the following is this patient at the greatest risk of develop...
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Foundations of Medicine – Immunology Exam With Verified Answers
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Foundations of Medicine – Immunology Exam With Verified Answers 
Pluripotent hemopoietic stem cell 
The precursor cell that is capable of giving rise to all blood cell lineages: 
 
Erythrocytes 
 
Platelets 
 
Granulocyte/monocyte (myeloid) 
 
Lymphocyte (lymphoid) 
 
 
Where does a mast cell come from? 
Unknown, but thought to originate in spleen, thymus, or lymph node 
 
 
How are mast cells different from other hematopoietic cells? 
Mast cells are fixed to tissues rather than circulating in...
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Combined Immunology HMX Exam with 100% Correct Answers 2024/2025.
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Combined Immunology HMX Exam with 100% Correct Answers 2024/2025. Individuals who are not identical twins differ in many genes that they do not inherit. This 
means individuals will have different proteins based on these different genes. These 
differences are called ______________________ - Correct Answer-polymorphisms 
In transplantation, if one person is a donor and another is a recipient, then there might 
be a difference in proteins between each person. So, when an organ is transplanted, 
t...
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PCB 3233 EXAM 2 Questions And Answers Graded A+
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What are the external TLRs - TLR-5:Bacterial Flagellin 
TLR-4:Bacterial LPS 
TLR-3 recognizes? - Double stranded Viral RNA 
TLR-7 recognizes? - Single stranded Viral RNA 
TLR-5 recognizes? - bacterial flagellin 
TLR-4 recognizes? - Bacterial LPS 
Leukocytes in the order to action - 1. Neutrophils - Mass quantities 
2. Monocytes 
3.Lymphocytes - days later 
2 cell type recognition - 1. NK - looking at your own cells 
2. Macrophages - looking at pathogen directly 
Macrophages - use toll like recep...
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Test Bank for Clinical Immunology and Serology a Laboratory Perspective 4th Edition By Christine Dorresteyn Stevens Linda E. miller | Complete Chapter 1-24 2024 (Newest Version)
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Test Bank for Clinical Immunology and Serology a Laboratory Perspective 4th Edition By Christine Dorresteyn Stevens Linda E. miller | Complete Chapter 1-24 2024 (Newest Version) Eosinophils are involved in the immune response against: 
A. viruses. 
B. intracellular bacteria. 
C. parasites that cannot be phagocytized. 
D. extracellular bacteria. 
ANS: C 
2. Which of the following are components of both innate and adaptive immune responses? 
A. Immunoglobulins 
B. T helper cells 
C. Macrophages 
D...
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Immunology Exam 2 Study UAMS MLT- MLS | Latest Update | 2024/2025 | Graded A+
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Immunology Exam 2 Study UAMS MLT- 
MLS | Latest Update | 2024/2025 | Graded 
 
A+ 
 
1st recognizable B cell Pro-B cell 
 
A Memory B cell: -Requires protein antigen 
-Located in secondary follicles 
-Long life span -On subsequent contact with antigen:•Ability to respond rapidly & with greater 
intensity 
 
A T-cell that has class I MHC and comes in contact with a peptide and has a weak recognition, 
what does it become? it becomes a mature CD8 T-cell 
 
A T-cell that has class II MHC and come...
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