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Unit 5 StudyG Pt2

Anatomy and Physiology

The lymphatic system drains fluid from the ___________ and returns it to the __________________. tissue; circulatory system
The largest lymph vessel is the: Thoracic duct
Movement of the lymph takes place by the contraction of ___________ and back flow is prevented by the presence of ________. muscles; valves
Name examples of lymphatic organs: Thymus, spleen, tonsils, lymph nodes, appendix
Which lymph organ may become swolen during infections? Lymph nodes
Barriers to disease, such as intact skin, are examples of____________________ defenses. Non-specific (innate)
The cardinal signs of inflammation are: Redness, heat, pain, swelling
A group of 20 plasma proteins that providesa a nonspecific defense is called: Complement
Activation of complement proteins is called: Complement fixation
B lymphocytes become _____________ which produce ______________ plasma cells; antibodies
The type of lymphocyte that attacks foreign cells is a(n): T killer cell
The type of lymphocyte that activates T cells and B cells is: Helper T cells
Antibodies are made in response to and combine with: Antigens
Which immune response is the greatest, primary or secondary? Secondary
How is an immune response measured? Antibody titer
Why are booster shots given? To boost antibody tide
What general type of immunity does vaccination give? Artificial active immunity
Obtaining antibodies through breast-feeding gives ___________________________. natural passive immunity
Severe allergic reactions may result in: Anaphylactic shock
Rheumatoid arthritis and myasthenia are examples of: Autoimmune disease
The right lymphatic duct is located in the: Right upper quarter of the body
The thoracic duct is located: Everywhere but the right upper quarter
Give a definition for Nonspecific Defenses. Nonspecific defenses are barriers and are not directed against a particular organism.
A pathogen is a: Disease-causing organism
Examples of nonspecific defenses are: Intact skin, mucous membranes, lysozomes, stomach pH, wandering macrophages, inflammation, and neutrophils
Give a definition for and describe the process of opsonization: Opsonization is to make tasty. Complement proteins recognise disgused pathogens, stick all over them, ans signal macrophages that there is something wrong with the cells.
MAC stands for: Membrane attack complex
Virus-infected cells release __________ to warn uninfected cells. interferon
An antigen is a(n): Foreign protein
An antibody is a(n): Protein made in response to the antigen
How long does it take for B cells to make an antibody to a specific antigen? About one week
An example of artificial passive immunity is: Gamma globulin
Created by: twilight52