Failure in regulation of the immune system leading to an autoimmune disease is caused by a
A - Scottish Highers Human Biology - Question 19 - 2015
Question 19
Failure in regulation of the immune system leading to an autoimmune disease is caused by a
A. B lymphocyte immune response to self antigens.
B. T lymphocyte immune r... show full transcript
Worked Solution & Example Answer:Failure in regulation of the immune system leading to an autoimmune disease is caused by a
A - Scottish Highers Human Biology - Question 19 - 2015
Step 1
A. B lymphocyte immune response to self antigens.
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Answer
This option implies that B lymphocytes mistakenly target the body's own antigens, potentially leading to an autoimmune disease. It is not the most accurate representation of the cause of autoimmune diseases.
Step 2
B. T lymphocyte immune response to self antigens.
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Answer
This is the correct answer. The failure of T lymphocytes to recognize self antigens can lead to the targeting of the body's own tissues, resulting in autoimmune diseases.
Step 3
C. B lymphocyte immune response to foreign antigens.
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Answer
This option refers to the typical immune response to pathogens and is not related to the failure that causes autoimmune diseases.
Step 4
D. T lymphocyte immune response to foreign antigens.
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Answer
This option also refers to a proper immune response to external threats and does not explain the cause of autoimmune diseases.
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