18 Questions
What is a characteristic of a cell-mediated immunity (CMI) response?
Peaks at 24– 48 h following exposure to the antigen
What is a symptom of an anaphylactic reaction?
All of the above
What is a common allergen responsible for atopic reactions?
Environmental allergens
What is the primary function of interferons?
To interfere with viral replication
What is a distinguishing feature of cell-mediated immunity compared to humoral immunity?
Involves specific antigen recognition
What is angioedema?
A transient subcutaneous or submucosal swelling
What type of immunity is present at birth?
Innate immunity
What is the primary function of the immune system's defense mechanism?
Attack foreign antigens and pathogens
What is the result of active immunity?
Producing antibodies and sensitized lymphocytes as a result of foreign substance entering the body
What is the primary function of the immune system's surveillance mechanism?
Recognizing and destroying foreign cells
What is the role of antigens in the immune response?
To stimulate an immune response
What is the primary function of the immune system's homeostasis mechanism?
Digesting and removing damaged cellular substances
What is the term for the type of rejection that occurs within minutes to hours after transplantation?
Hyperacute rejection
What is the primary function of immuno-suppressive therapy in organ transplantation?
To prevent the immune system from rejecting the graft
What is the term for the type of rejection that occurs months to years after transplantation and is often irreversible?
Chronic rejection
What is the term for the condition that occurs when an immuno-incompetent client receives a transfusion or transplant with immuno-competent cells?
Graft-versus-host disease
Which of the following medications is NOT commonly used in immuno-suppressive therapy?
Penicillin
What is the term for the type of rejection that occurs days to months after transplantation?
Acute rejection
Understand the differences between humoural immunity and cell-mediated immunity, including their responses to antigens and the role of antibodies. Learn about the characteristics of each type of immune response and how they work together to protect the body.
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