Innate and Adaptive Immunity Features
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Innate and Adaptive Immunity Features

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@ConscientiousQuartz

Questions and Answers

When does tolerance to self-molecules and cells develop during the development of the immune repertoire?

At the beginning of the process

What is the initial focus of immune repertoire development?

Developing tolerance to self-molecules and cells

Which aspect of immunity is prioritized first during immune repertoire development?

Tolerance to self-molecules and cells

What is the sequence of events in the early stages of immune repertoire development?

<p>Tolerance to self-molecules and cells, antibody production, T cell activation</p> Signup and view all the answers

What role does tolerance to self-molecules and cells play in immune system development?

<p>It is crucial for preventing autoimmune reactions</p> Signup and view all the answers

What is a characteristic of T-independent antigens?

<p>They stimulate specific immunoglobulin production without the need for T cells</p> Signup and view all the answers

Why do T-independent antigens not require T cells for immunoglobulin production?

<p>They directly stimulate B cells without needing T cell signals</p> Signup and view all the answers

How do T-independent antigens differ from T-dependent antigens in terms of stimulation?

<p>T-independent antigens activate B cells directly without T cell involvement</p> Signup and view all the answers

Which statement accurately describes the role of T-independent antigens in immunoglobulin production?

<p>They circumvent the need for T cell help in antibody production</p> Signup and view all the answers

In the context of immunological response, what distinguishes T-independent antigens from T-dependent antigens?

<p>T-independent antigens trigger B cell activation without needing signals from helper T cells</p> Signup and view all the answers

What type of antigens are Pneumococcal polysaccharide, lipopolysaccharide, and Flagella classified as?

<p>T cell independent (TI) antigens</p> Signup and view all the answers

How does the immune response vary for T cell independent (TI) antigens on each exposure?

<p>It tends to be similar on each exposure</p> Signup and view all the answers

Which of the following is NOT an example of a T cell independent (TI) antigen?

<p>Influenza virus protein coat</p> Signup and view all the answers

What distinguishes T cell independent (TI) antigens from T cell-dependent (TD) antigens?

<p>TI antigens do not require T cells for activation</p> Signup and view all the answers

How do T cell independent (TI) antigens typically elicit an immune response?

<p>By directly activating B cells without the help of T cells</p> Signup and view all the answers

What is the main difference between innate and adaptive immunity in terms of specificity?

<p>Innate immunity is specific for microbial antigens, while adaptive immunity is specific for both microbial and nonmicrobial antigens.</p> Signup and view all the answers

What is the characteristic of adaptive immunity that is not mentioned for innate immunity?

<p>Memory</p> Signup and view all the answers

What are tolerogens?

<p>Antigens (usually self) that induce immune unresponsiveness under normal conditions.</p> Signup and view all the answers

What is the characteristic of innate immunity that is not mentioned for adaptive immunity?

<p>Tolerance to antigens</p> Signup and view all the answers

Based on the information provided, which of the following statements is correct?

<p>Adaptive immunity has a broader specificity than innate immunity.</p> Signup and view all the answers

What is the main idea conveyed in the given text?

<p>The immune system does not attack self-tissues in a normal, healthy state.</p> Signup and view all the answers

What can be inferred from the text regarding the immune system's function?

<p>It distinguishes between self and non-self molecules.</p> Signup and view all the answers

Which of the following statements is NOT supported by the given text?

<p>The immune system is inactive in a healthy state.</p> Signup and view all the answers

What can be inferred about the presence of an immune response against self-tissues?

<p>It is an indication of an underlying health condition.</p> Signup and view all the answers

Based on the text, which of the following statements is true?

<p>The immune system protects the body from self-attack.</p> Signup and view all the answers

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