Immunity Dr. TAREK NASRALA AL AZHAR What is Immunity? The Immune System An animal must defend itself from the many dangerous pathogens it may encounter in the environment.…

Adaptive, Specific Immunity and Immunization Specific Immunity â Adaptive Line of Defense The production of specific antibodies by a dual system of B and T lymphocytes in…

Chapter 12 Immunity and Body Defenses What is the difference between: Active and Passive Immunity? What is Specific/Non-Specific Defenses? What is the Immune Response? What…

Packet #89 * * Cardiovascular System Introduction Functions Transport Protection Regulation Composition Heart Blood vessels Blood * * Cardiovascular System II Blood Red Blood…

The Lymphatic System & Lymphoid Tissue Chapter 16 The Lymphatic System A widespread system of tissues & vessels, scattered throughout the body Services all regions…

IMMUNITY IMMUNITY INNATE (present before birth, “NATURAL”) ADAPTIVE (developed by exposure to pathogens, or in a broader sense, antigens) 1 INNATE IMMUNITY BARRIERS CELLS:…

Human Defenses Against Infection Human Defenses Against Infection Fighting off the “Bad Guys” The body possesses many mechanisms that impart nonspecific defense. The…