The Lymphatic and Immune Systems
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| What is Lymph | speicalized fluid that can't go through capillaries are returned to blood as this
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| Where is Lymph formed | In any tissue spaces
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| What are the main ducts of Lymph? | Right Lymph Duct 25% - Thoracoc Duct 75%
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| What is the main function of lymph? | fiter lymph
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| Are there more efferent or afferent vessels in this system? | Afferent
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| What does afferent mean? | to carry to
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| What does efferent mean? | to carry away
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| Where is Thymus located? | near the sternum
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| T cells are produced where? | In Thymus
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| What is Thymosin? | hormone form thymus
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| Microoorganism | Virus
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| Microoorganism | Bacteria
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| Microoorganism | Fungi
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| Microoorganism | Protozoa
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| Microoorganism | Pathogenic animals
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| Explain a virus | no cell wall, can't live in the air, has to have a host
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| Explain bacteria | doesn't need a host, can live anywhere, Dr's RX for antibodies
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| Explain Protoza | mostly in streams and lakes
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| Pathogenic animals | Ticks and mites and leeches
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| What is Opportunistic infections? | when the normal human defenses are so weak that they allow infection
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| What is nosocomial infection? | transmitted in hospitals; staff
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| Explain fungi | can live in air, digestive system work in reverse (the Fly movie)
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| What is Inherited immunity? | Immunity to certain diseases develop before birth (inborn, genetic)
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| What is Hypersensitivity? | allergy or when the immune system become overactive
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| What is anaphylactic shock | severe and immediate reaction
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| What is autoimmune disease | when the recognition of self breaks down, the immune cells begin to attack the self
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| What Hodgkin's disease? | painless swelling of the lymph nodes. primarily in the neck and grion, caused by enlarged, mutated macrophages
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| What is Infectious Mononucleosis? | viral infection that affects the lymphocytes, causing an increase in the number and a change in the struture of some of these cells
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| What causes you to get sick with Mono? | the change in the cell structure
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| What is leukemia? | cancer if the white blood cells, that produce adnormal cells ata faster rate and live longer
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| What is one the leukemic cell can't perform? | the functionof phagocytosis
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| What is Lymphedema? | an increase of tissue fluid
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| What causes Lymphedema? | Inflammation or obstruction form scar tissue, parasites or trauma
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| What is Lymphomata? | tumor of the lymphativ system that is almost always malignant
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| Lymphatic system | comprises the spleen, thymus, and lymph nodules
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| Lymphatic system | one-way system
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| Lymphatic system | begins in the tissues and ends when it reaches the blood vessels
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| What is Intestinal Fluid? | fluid around the cells
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| Explain Intestinal fluid | comes from the blood as it seeps through the capillaries; between the cells, lymph forms as intestinal fluid and becomes lymph as it moves into the lymph capillaries
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| What are lymph capillaries? | tiny open-ended channels located in tissue spaces of the entire body except for the brain, spinal cord, and cornea
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| Which is larger Lymphatic or blood capillaries? | Lymphatic
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| Where do lymph nodes cluster? | at the joints
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| What do lumph nodes produce? | mature lymphocytes
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| As production of lymphocytes increasese, what also increases? | lymphatic flow
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| What provides a filering sytem the removes wastes products and transfers them for detoxification? | nodes
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| What is the combining site? | where antigen and antibody come together
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| What is the fuction are Anitgen - Antibody conplex | nuetralize toxins, energy cells, promote phagocytosis
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| What = split | lysis
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| What means cells split? | Cytolysis
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| What is complainent fixation? | water into cell causing it to split
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| Where are lymph nodes located? | submandibular, cervical, axillary, inguinal, popliteal
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| T-cells only develop by the presence of what? | thymosin
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| What are the 2 main lymphocytes? | B- cell and T-cell
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| Where do lymphocytes come from? | stem cells in bone marrow
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| stem cells > immature B cells > activated ____ cells > ____ | B; activited for immunity
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| Type of Tonsils ( see when stick out tongue) | Pharyngeal
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| Type of tonsil (in back side) | Palatine
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| Type of tonsil ( on base of tongue) | Lingual
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| What are the teo types of immunity? | Nonspecific and Specfic
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| NSI does what? | attack any irritant or abnormal
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