Examlex
Which are the largest and least-dense of the lipoproteins?
NK Cells
Also known as natural killer cells, they are a type of lymphocyte (white blood cell) that plays a critical role in the body's immune system by targeting tumor cells and virus-infected cells.
Macrophages
Large white blood cells that are part of the immune system and digest foreign particles and pathogens, playing a role in both innate and adaptive immunity.
Immune System
The body's defense mechanism against foreign pathogens, including microbes, viruses, bacteria, and other invaders.
Behavioral Medicine
An interdisciplinary field combining both medical and psychological knowledge to treat, manage, and prevent health problems through behavioral and lifestyle changes.
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