Concepts | Questions | Media Resources |
13.1 Lymphatic System - The lymphatic vessels form a one-way system, which transports lymph from the tissues and fat from the lacteals to certain cardiovascular veins.
- The lymphoid organs (red bone marrow, spleen, thymus, lymph nodes, and tonsils) play critical roles in defense mechanisms.
| - In what ways does the lymphatic system help to contribute to homeostasis?
Answer
- How do the lymph nodes and spleen participate in defending the body against disease?
Answer
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Lymph System
Lymph Movement
Lymph Nodes
Lymph Organs Art Quiz
Immune System Evolution Animation Quiz
Lymphatic System
General Biology Weblinks
Anatomy & Physiology Labeling Exercises Lymphatic System (33.0K) The Lymphoid Organs (29.0K) Thymus Gland (38.0K) Lymph Node (39.0K) Spleen (37.0K) Bone Marrow (37.0K) |
13.2 Nonspecific Defenses and Specific Defenses - Immunity consists of nonspecific and specific defenses to protect the body against disease.
- Nonspecific defenses consist of barriers to entry, the inflammatory reaction, natural killer cells, and protective proteins.
- Specific defenses require two types of lymphocytes: B lymphocytes and T lymphocytes.
| - How do barriers to entry help keep us healthy?
Answer
- What is the role of neutrophils and macrophages in the inflammatory reaction?
Answer
- What is an antigen?
Answer
- What are the targets of B lymphocytes and T lymphocytes?
Answer
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Nonspecific Immunity
Defense Mechanism Overview
Specific Immunity
Lymphocytes
Antibody-Mediated (Humoral) Immunity
Cell Mediated Immunity Art Quiz
Activation of T Cells Animation Quizzes
Phagocytic Cells
Fever
Complement Proteins
Antiviral Defense
Clonal Selection
T-Cell Function |
13.3 Induced Immunity - Induced immunity for medical purposes involves the use of vaccines to achieve long-lasting (active) immunity and the use of antibodies to provide temporary (passive) immunity.
| - Why does active immunity last longer than passive immunity?
Answer
- What are monoclonal antibodies?
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Monoclonal Antibody Production Animation Quiz
Vaccination Case Study
AIDS Vaccine |
13.4 Immunity Side Effects - While immunity preserves life, it is also responsible for certain undesirable effects, such as allergies, blood type reactions, tissue rejection, and autoimmune diseases.
| - How do allergy shots help prevent the effects of allergic reactions?
Answer
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Abnormalities
Blood Groupings Art Quiz
Allergic Reaction Animation Quiz
ABO Blood Types |