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501
Repost from Quiz-UOBCOM95
Which of the following is NOT a mechanism of self-tolerance :
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Repost from Quiz-UOBCOM95
Which of the following is organ specific autoimmune disease :
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Repost from Quiz-UOBCOM95
Immune reaction against self-antigen which present in human tissues is characterized by:
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Repost from Quiz-UOBCOM95
Which of the following is NOT a mechanism of self-tolerance :
501
Repost from Quiz-UOBCOM95
The autoantibody in Gravies disease is directed against:
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قبل متحلون اي سؤال راجعوا من الملخصات لان طبيعي تغلطون اول مرة نقراها حتى اني غلطت
بالتوفيق يارب
501
👑 Q6 (The One I Would Actually Expect in an Iraqi Exam)
A woman develops autoimmune disease. Which factor below best explains why females are generally affected more frequently?
501
👑 Q5
A disease is characterized by anti-DNA antibodies, complement activation, nephritis, and deposition of antigen-antibody complexes. Which mechanism is primarily responsible?
501
👑 Q4
A patient develops an autoimmune disease due to failure of a mechanism that normally eliminates self-reactive T cells before they enter circulation. Which process failed?
501
👑 Q3
Which of the following pairs is MOST likely to be explained by molecular mimicry?
501
👑 Q2
A patient develops autoimmune disease after a viral infection. Which mechanism is MOST directly responsible for activating autoreactive CD4⁺ T cells?
501
👑 Q1
A patient develops autoimmune disease after viral infection causes IFN-γ release. Which event most likely initiated the disease?
501
🚨 MCQ ALERT مهمات
• HLA-B27 → Ankylosing spondylitis
• HLA-DR2/DR3 → SLE
• HLA-DR3/DR4 → IDDM
• Graves = Stimulating anti-TSH receptor antibody
• Myasthenia gravis = Anti-ACh receptor antibody
• SLE = Type III hypersensitivity
• IDDM = Type IV hypersensitivity
• Rheumatic fever = Classical molecular mimicry
• IFN-γ may induce Class II MHC expression on β-cells
• Female > Male in autoimmune diseases
