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Immune Responses and Defense Mechanisms Quiz

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Immune Responses and Defense Mechanisms Quiz

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Questions and Answers

What is the function of tears and bronchi secretions in preventing invasion of the body?

They entrap organisms and flow them away from the organ mechanically (correct)

They act by direct interaction with the antigens

They neutralize the infective agent chemically

They increase the production of white blood cells

What are the characteristics of inflammation as a body response to invasion?

It is characterized by redness, hotness, swelling, and pain (correct)

It is characterized by redness, hotness, and swelling but not pain

It is characterized by itching and dryness without any other symptoms

It is characterized by pain and fever without redness and swelling

What is the role of B-lymphocytes (B-cells) in the immune response?

They entrap invading organisms

They produce tears and bronchi secretions

They neutralize the infective agent chemically

They are the producers of antibody-producing cells (plasma cells) (correct)

What are the three stages involved in the induction of the immune system?

Antigen recognition, lymphocyte proliferation, and destruction of invading organisms Signup and view all the answers

What is the characteristic of cell-mediated immunity?

It depends on the presence of thymus gland Signup and view all the answers

What is the primary focus of non-specific defence mechanisms in the body?

Preventing invasion of the body by any pathogenic organism Signup and view all the answers

What is the role of intact skin in non-specific defence mechanisms?

It prevents invasion of the body by many pathogenic organisms Signup and view all the answers

What is the significance of specific immune response when non-specific defence mechanisms fail?

It becomes vital in preventing further attacks of infectious diseases Signup and view all the answers

In addition to infectious diseases, to what else can the term 'immunity' be applied?

Resistance to non-infective agents, poison, and tissue transplantation Signup and view all the answers

What is the primary role of those who have suffered and recovered from infectious diseases?

Developing a specific immune response to the infection organism Signup and view all the answers