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Human Health and Disease
Top concepts asked in NEET
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#1
Immune System and Immunity
ImmunityInnate ImmunityAcquired Immunity
The overall ability of the host to fight disease-causing organisms, conferred by the immune system.
Terms:
Innate Immunity
Non-specific defense present at birth.
Acquired Immunity
Pathogen-specific defense developed after exposure.
The immune system consists of lymphoid organs, tissues, cells, and soluble molecules like antibodies. It recognizes foreign antigens, responds to them, and remembers them.
Common Use:
Understanding immune responses and developing vaccines.
Antibodies
Immunity
Lymphoid Organs
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