77 Questions
What distinguishes immunity from nonspecific resistance?
Specificity and memory
Which type of immunity involves T cells directly attacking foreign or diseased host cells?
Cellular (cell-mediated) immunity
How does humoral immunity differ from cellular immunity?
It is mediated by B cells and antibodies
What distinguishes natural active immunity from artificial active immunity?
Source of exposure to pathogens
Which class of immunity involves acquiring antibodies from another source temporarily?
Passive immunity
What is the role of antigens in triggering an immune response?
They initiate the immune response
Which type of immunity works against pathogens residing inside human cells?
Cellular (cell-mediated) immunity
What is the main difference between natural passive immunity and artificial passive immunity?
The source of the acquired antibodies.
In which form of immunity are antibodies already manufactured and do not induce antibody production in the recipient?
Artificial passive immunity.
Which type of immunity involves antibodies that indirectly destroy a pathogen?
Humoral immunity
What distinguishes cellular immunity from humoral immunity?
Cellular immunity works against extracellular pathogens, while humoral immunity works against intracellular pathogens.
Which form of immunity is characterized by the production of antibodies by the body?
Active immunity
What type of immunity can only work against extracellular stages of infectious microorganisms?
Humoral immunity
Which characteristic distinguishes active immunity from passive immunity?
Duration of protection
What is the main difference between natural active and artificial active immunity?
Pathogen exposure
In which type of immunity do T cells directly attack and destroy foreign or diseased host cells?
Cellular immunity
What is the main characteristic of antigens that trigger an immune response?
$10,000 amu molecular weight
What is the function of cellular (cell-mediated) immunity?
Destroy foreign cells or diseased host cells directly
Which type of immunity rids the body of pathogens residing inside human cells?
Cellular immunity
What distinguishes active humoral immunity from passive humoral immunity?
Source of antibodies
Which form of immunity involves introducing antibodies for treatment or prevention?
Artificial active immunity
In which class of immunity does the body make its antibodies permanently?
Natural active immunity
What type of immunity is mediated by antibodies that indirectly destroy pathogens?
Humoral immunity
What characterizes antigens that trigger an immune response?
Proteins with large molecular weights over 10,000 amu
Antibodies that are already made and do not induce further antibody production in the recipient are associated with which type of immunity?
Artificial passive immunity
What distinguishes cellular (cell-mediated) immunity from humoral (antibody-mediated) immunity?
Cellular immunity involves T cells directly attacking pathogens, while humoral immunity involves B cells producing antibodies.
Which type of immunity rids the body of pathogens residing inside human cells?
Cellular immunity
What characterizes antigens that trigger an immune response?
Large molecular weights of over 10,000 amu
Which form of immunity involves acquiring antibodies from another source temporarily?
Natural passive immunity
What distinguishes active humoral immunity from passive humoral immunity?
Active humoral immunity involves the body making its own antibodies permanently, while passive humoral immunity acquires antibodies from another source temporarily.
Which class of immunity involves introducing antibodies for treatment or prevention?
Artificial passive immunity
What is the main characteristic of antigens that trigger an immune response?
They have large molecular weights
'Antibodies that are already made and do not induce further antibody production in the recipient are associated with which type of immunity?'
'Natural passive immunity'
What distinguishes cellular (cell-mediated) immunity from humoral (antibody-mediated) immunity?
The ability to work against pathogens residing inside human cells in cellular immunity but not in humoral immunity
What characteristic distinguishes natural active immunity from artificial active immunity?
The method of acquiring antibodies
Which type of immunity is mediated by antibodies that indirectly destroy pathogens?
Humoral immunity
What is the main characteristic of antigens that trigger an immune response?
Protein molecules
Which form of immunity involves acquiring antibodies from another source temporarily?
Artificial passive immunity
What distinguishes natural passive immunity from artificial passive immunity?
The method of antibody acquisition
What distinguishes cellular (cell-mediated) immunity from humoral (antibody-mediated) immunity?
The ability to work against extracellular pathogens in cellular immunity but not in humoral immunity
Which type of immunity can only work against extracellular stages of infectious microorganisms?
Humoral (antibody-mediated) immunity
Cellular (cell-mediated) immunity involves T cells directly attacking and destroying ______ cells
foreign
Humoral (antibody-mediated) immunity is mediated by antibodies that indirectly destroy a ______
pathogen
Active humoral immunity is characterized by the body making its own antibodies ______
permanently
Passive humoral immunity involves acquiring antibodies from ______ source
another
Antigen is any molecule that triggers an immune ______
response
Natural active immunity involves exposure to a ______
pathogen
Artificial passive immunity involves introducing antibodies for ______
treatment/prevention
In cellular (cell-mediated) immunity, T cells attack pathogens residing inside ______ cells
human
Memory in immunity refers to the body reacting quickly upon re-exposure to the same ______
pathogen
_______ immunity is characterized by T cells directly attacking and destroying foreign or diseased host cells
Cellular
Humoral (antibody-mediated) immunity is mediated by antibodies that indirectly destroy a _______
pathogen
_______ immunity involves acquiring antibodies from another source temporarily
Passive
_______ immunity involves introducing antibodies for treatment or prevention
Artificial
_______ immunity involves exposure to a pathogen
Natural
_______ immunity is characterized by the body making its own antibodies forever
Active
Antigen is any molecule that triggers an immune _______
response
_______ immunity involves T cells directly attacking and destroying foreign cells or diseased host cells
Cellular
_______ immunity is directed against a particular pathogen
Specificity
Cellular immunity involves B cells attacking and destroying foreign cells or diseased host cells.
False
Humoral immunity can work against pathogens residing inside human cells.
False
Passive humoral immunity involves acquiring antibodies from another source temporarily.
True
Artificial active immunity involves exposure to a pathogen.
False
Antigens are large molecular weights of over 10,000 amu.
True
Natural passive immunity involves acquiring antibodies that are already made and do not induce further antibody production in the recipient.
True
Active humoral immunity is characterized by the body acquiring antibodies forever.
False
The main function of cellular (cell-mediated) immunity is mediated by antibodies that indirectly destroy pathogens.
False
Natural active immunity involves introducing antibodies for treatment or prevention.
False
Cellular immunity is primarily mediated by B cells.
False
Humoral immunity can work against pathogens residing inside human cells.
False
Artificial active immunity involves exposure to a pathogen.
False
Natural passive immunity involves acquiring antibodies from someone else.
True
Antigens with large molecular weights of over 10,000 amu can trigger an immune response.
True
Active humoral immunity involves the body making its own antibodies forever.
True
Passive humoral immunity involves antibodies that are already made and do not induce further antibody production in the recipient.
True
Memory in immunity refers to the body reacting slowly upon re-exposure to the same pathogen.
False
Natural active immunity involves exposure to a pathogen.
True
Explore the fundamental characteristics and forms of immunity, including specificity and memory. Learn about cellular (cell-mediated) immunity and how T cells directly combat foreign or diseased cells within the body.
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