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The body's defense system that protects against foreign invaders (eg, bacteria, viruses) Some immune defenses are nonspecific (eg, phagocytosis), while others are directed against specific invaders (eg, antibody production) Organs of the immune system include the lymph nodes, spleen, thymus, and tonsils
20000+ Medical & Health Terms for Doctors, students & patients from a medical dictionary. Our experts define difficult medical & health language in easy-to-understand explanations of each and every medical term.
Medical & Health Terms online medical dictionary provides quick & easy access to hard-to-spell and often misspelled medical & health definitions through an extensive alphabetical A- Z listing.
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