Question at position 13 What type of immunity is acquired through vaccination with dead or attenuated pathogens?Passive natural immunityActive artificial immunityInnate immunityPassive artificial immunityT cell-mediated immunity

Question

BlackTom AI · Accepted Answer

First, let's restate the question and options to focus on what is being asked. The question asks: What type of immunity is acquired through vaccination with dead or attenuated pathogens? The available options are: Passive natural immunity; Active artificial immunity; Innate immunity; Passive artificial immunity; T cell-mediated immunity.
Option 1: Passive natural immunity. This form of immunity occurs when antibodies are transferred from one individual to another naturally, such as from mother to fetus or via breast milk. It does not involve vaccination or the recipient producing their own immune response, so it does not match the process described in the question.
Option 2: Active artificial immunity. Vaccination with dead or attenuated pathogens introduces antigens that stimulate the body's own immune system to generate a response and develop immunological memory. This is exactly the mechanism described in the question, where immune protection is acquired through vaccination.
Option 3: Innate immunity. Innate immunity comprises non-specific defenses that are present at birth, such as physical barriers and phagocytic cells. It is not acquired through vaccination and does not involve an adaptive immune response, so it is not the correct description here.
Option 4: Passive artificial immunity. This form involves the transfer of ready-made antibodies produced outside the recipient (for example, immune globulins) and does not require the recipient to mount their own immune response. It does not align with the concept of vaccination-induced active response.
Option 5: T cell-mediated immunity. While T cells play a crucial role in adaptive immunity, the specific phrasing of the question points to the overall type of immunity conferred by vaccination, which combines aspects of the adaptive response and memory; categorizing it solely as T cell-mediated immunity is too narrow and omits the broader active response generated by vaccination.
In summary, the option that correctly describes immunity acquired through vaccination with dead or attenuated pathogens is active artificial immunity, since vaccination is an artificial (man-made) intervention that activates the body's own immune system to produce a protective response and memory. The other options either describe different forms of immunity (passive, natural, innate) or are not accurate representations of the vaccination-induced process.

Question at position 13 What type of immunity is acquired through vaccination with dead or attenuated pathogens?Passive natural immunityActive artificial immunityInnate immunityPassive artificial immunityT cell-mediated immunity单项选择题

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