'Nonspecific defenses' diaporamas de présentation

Chapter 22: The Lymphatic System and Immunity

Chapter 22: The Lymphatic System and Immunity. BIO 211 Lecture Instructor: Dr. Gollwitzer. Today in class we will discuss: Body defenses and the components, mechanisms and functions of: Nonspecific defenses Physical Barriers Phagocytes Immunological surveillance Interferons

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Principles of Asepsis

32. Principles of Asepsis. Learning Outcomes. 32.1 Explain the historical background of infectious disease prevention. 32.2 Identify the types of microorganisms that cause disease. 32.3 List some infectious diseases, and identify their signs and symptoms.

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Table of Contents

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Immune Responses

Immune Responses. A. Innate Defenses (Nonspecific Defenses) 1. Inherited defenses 2. Attempt to stop all foreign invaders in the same way (nonspecific) 3. Broken down into different categories A) Mechanical protection 1) epidermis 2) mucus. Immune Responses. 3) cilia/hair

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Chapter 22, part 3

Chapter 22, part 3. The Lymphatic System and Immunity. SECTION 22-4 Specific Defenses. Forms of immunity. Innate immunity Genetically determined Present at birth Acquired immunity Not present at birth Achieved by exposure to antigen Active immunity Passive immunity.

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Chapter 22, part 3

Chapter 22, part 3. The Lymphatic System and Immunity. SECTION 22-4 Specific Defenses. Forms of immunity. Innate immunity Genetically determined Present at birth Acquired immunity Not present at birth Achieved by exposure to antigen Active immunity Passive immunity.

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Chapter 22, part 3

Chapter 22, part 3. The Lymphatic System and Immunity. SECTION 22-4 Specific Defenses. Forms of immunity. Innate immunity Genetically determined Present at birth Acquired immunity Not present at birth Achieved by exposure to antigen Active immunity Passive immunity.

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Immune System

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Please have your Bacteria and Virus packet out!!

Please have your Bacteria and Virus packet out!!. Thanks. 40-1 and 40-2 Notes. 40-1 Infectious Disease. What is a disease? Any change, other tan an injury, which disrupts the normal functions of the body. What three things cause diseases? 1. Inherited 2. Environment

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Lesson Overview

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