Topics: Terms and Definitions - Diseases Quiz
An organism or particle that causes disease (viruses, bacteria, etc.)v
A. disease
B. pathogen
C. infectious disease
D. non infectious disease
E. Allergy
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the body’s ability to protect itself from pathogens before they cause disease
A. lymph node
B. immunity
C. active immunity
D. passive immunity
E. lymph nodes, adenoids, spleen, bone marrow, lymphatic vessels, tonsils, thymus, appendix