GENERAL ANATOMY
IMMUNE SYSTEM
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Detailed explanation-1: -The adaptive immune response in B cells, Helper T cells and Cytotoxic T cells involved four phases: encounter, activation, attack, and memory.
Detailed explanation-2: -The most important cells associated with innate immune responses are: Neutrophils-These are the most numerous type of innate immune responder cells. Their primary job is to destroy pathogens. Neutrophils circulate in the blood, but enter different parts of the body where an invader has been identified.
Detailed explanation-3: -Humans have three types of immunity-innate, adaptive, and passive: Innate immunity: Everyone is born with innate (or natural) immunity, a type of general protection.
Detailed explanation-4: -Unlike innate immune responses, the adaptive responses are highly specific to the particular pathogen that induced them. They can also provide long-lasting protection.