Blood_&_Immunity_3_1pageperslide

Blood_&_Immunity_3_1pageperslide - Blood and...

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Blood and Immunity 3 Protects the body from disease-causing invaders Removes dead or damaged tissue and cells Recognizes and removes abnormal cells
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Lecture Outline I. Anatomy of the Immune System II. Organization of the Body’s Defenses III. Non specific or Innate Immunity - Physical barriers - Internal defenses (Inflammation, Interferons, Natural killer cells, Complement system)
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BACTERIA VIRUSES Cells; usually surrounded by cell wall Acellular; Nucleic acid core with protein envelope Can survive outside a host Parasitic; must have a host cell to survive Can reproduce without a host Must use the genetic material and organelles of the host to reproduce Can be killed or inhibited by antibiotics Cannot be killed by antibiotics; must be destroyed by host’s immune system
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Immune System Components – Leukocytes • granulocytes and agranulocytes – Lymphoid tissues • Bone marrow, thymus, spleen, lymph nodes, and tonsils I. Anatomy of the Immune System
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Leukocytes – Granulocytes
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This note was uploaded on 03/17/2011 for the course PSL 200 taught by Professor Averback during the Fall '11 term at University of Toronto- Toronto.

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Blood_&_Immunity_3_1pageperslide - Blood and...

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