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What type of immunity results from injection of tetanus toxoid?
Active immunity, specifically artificial active immunity, results from the injection of tetanus toxoid. This means that the body produces its own antibodies against the tetanus toxoid.
What is the term for the injection of preformed antibodies after presumed exposure?
The term for the injection of preformed antibodies after presumed exposure is "passive immunity." This process involves administering antibodies, often in the form of immunoglobulin, to provide immediate protection against infections or diseases. Unlike active immunity, which develops through the body's own immune response, passive immunity offers temporary protection as the body does not produce the antibodies itself.
Why is passive immunity of much shorter time or duration than active immunity?
With active immunity, the body has cells that produce antibodies to antigens composed of amino acids. The antigen could be a protein itself, or on a virus or bacteria. Once the body has a cell that can produce antibodies to this antigen, it differentiates into memory cells and plasma cells, which are the factories that produce the antibodies. With passive immunity, just the antibodies are given, such as an injection. Mothers also confer passive immunity to their children through breast milk. IgA (one of the 5 antibody classes) is secreted. This is temporary as it will bind the antigen, but will not induce production of their own protective antibodies.
What is active immunity antibodies created by?
Type your answer here... the active immunity antibodies is created by what?
Passive immunity is different from active immunity because passive immunity?
is temporary and does not involve the individual’s immune system producing antibodies. Instead, passive immunity provides ready-made antibodies obtained from another source, such as through injection of antibodies or transfer of antibodies from mother to fetus.
What is active vs passive immunity?
Active immunity occurs when an individual is exposed to the disease causing organism, and the immune system produces antibodies to counteract the disease. Future exposure to the same pathogens will stimulate a rapid response from the immune system to produce antibodies. Passive immunity occurs when an individual receives antibodies instead of inducing the immune system to produce antibodies.
What do you exhibit when B cells encounter antigens and produce antibodies against them?
You exhibit Active Immunity when cells encounter anitgens and produce antibodies against them.
A major difference between active and passive immunity is that active immunity requires?
Active immunity requires exposure to the antigen, either naturally or artificially, in order for the immune system to build antibodies against it. Passive immunity does not require exposure to the antigen because the antibodies are obtained either naturally, through mother's milk, or artificially through an injection of a serum, such as that is used in antivenom for snake bites.
What type of immunity are antibodies given to a person?
Artificially acquired Active- vaccines (active or live viruses that are lifelong immunity) Artificially acquired Passive - gamma globulin injection that is temporary (used for overseas trips)
What is positive immunity?
If a person's immune system is producing antibodies against a specific antigen, then that person has a positive or active immunity toward that antigen. If a person has merely been injected with antibodies but does not produce them, that is a passive immunity.
How are they different between active immunity and passive immunity different?
Passive immunity involves the bodies defenses which do not change for different types of microbes. This would be like Natural Killer B cells which attack a wide variety of microbes. Active immunity involves your body becoming acclimated toward a bacteria or virus, such that future contact will spur on a triggered response. An example of this would be the production of antibodies.
Injecting a person with a vaccine so the body will create antibodies against a disease is an example of which type of immunity?
Injecting a person with a vaccine to stimulate the body to produce antibodies against a disease is an example of active immunity. This type of immunity occurs when the immune system is exposed to a harmless form of the pathogen, prompting it to generate a specific immune response. Unlike passive immunity, where antibodies are transferred from another source, active immunity involves the individual's own immune system actively producing antibodies.
