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Unit 1 Chapter 2
Host-Parasite Interaction
Question | Answer |
---|---|
List conditions Compromising Host defenses | Induce immune tolerance, not recognized as foreign, actively destroy, inactivate, or limit the effect of the immune response, antigenic variation, intracellular "hiding", immunosupression |
Define Virulence | Degree of pathology caused by an organism. The extent of the virulence is usually correlated with the ability of the pathogen to multiply within the host; may be infected by other factors; the disease-evoking power of a microorganism. |
List routes of transmission | Respiratory -aerosol droplet inhalation; Salivary -direct transfer; Gastrointestinal - stool; Skin - skin to skin, discharge; Blood - transfusion, needle prick, insect bite; Genital secretions - semen, urethral or cervical; Urine; Eye; Zoonotic - |