When acquired immunity kicks in, it means that the immune system has encountered a pathogen before and has developed a specific response to it. This response is facilitated by the immune system's memory cells, which "remember" the pathogen and can mount a quicker and more targeted immune response upon re-exposure. Acquired immunity can be the result of a previous infection or vaccination.
When the immune system recognizes a familiar pathogen, it can produce a rapid and robust response to eliminate the invader. This response often involves the production of antibodies, which are proteins that can neutralize or destroy the pathogen. Additionally, immune cells such as T cells and B cells play crucial roles in coordinating and executing the immune response. As a result, the pathogen is effectively cleared from the body, leading to the resolution of the infection or prevention of disease symptoms.
On the other hand, if the immune system is unable to beat the pathogen, it can lead to a range of outcomes. In some cases, the pathogen may continue to replicate and cause persistent infection or chronic disease. This can occur if the immune response is not strong enough to completely eliminate the pathogen, or if the pathogen has developed mechanisms to evade or suppress the immune system. In other instances, the immune system may mount an exaggerated or dysregulated response, leading to immune-mediated diseases or excessive inflammation that can damage healthy tissues. In certain situations, the pathogen may overwhelm the immune system, leading to severe illness or even death.
It is important to note that the specific outcome of an immune response can vary depending on various factors, including the pathogen's virulence, the individual's overall health and immune status, and the effectiveness of the immune response itself. This highlights the complex and dynamic nature of the immune system and the importance of maintaining a balanced and functional immune response to effectively combat pathogens.
hope this helps!! bye!! - sun
