Lymphatic System Project by monicabaswell https://padlet.com/baswell_5363/v8auzh4zz7s4 Monica Baswell and Jordan Gross en-us 2018-05-14 15:40:36 UTC 2018-05-14 16:29:09 UTC hello@padlet.com 25. Shiela is receiving a kidney transplant. The donor is her fraternal twin. What name is given to this type of graft? baswell_5363 https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260524462 Allograft]]> 2018-05-14 15:45:15 UTC https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260524462 24. What is the role of regulatory T cells in the adaptive immune response? baswell_5363 https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260524871 To slow or stop the immune response once the enemy has been conquered.]]> 2018-05-14 15:46:04 UTC https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260524871 23. Regarding the action of antibodies, what is neutralization? baswell_5363 https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260525207 Neutralization occurs when antibodies attach to viruses or bacterial toxins, thereby blocking the virus or toxin from injuring the body.]]> 2018-05-14 15:46:47 UTC https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260525207 22. Which class is found in saliva and tears? baswell_5363 https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260525657 IgA, a dimer.]]> 2018-05-14 15:47:38 UTC https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260525657 21. Name the five classes of antibodies baswell_5363 https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260526121
  • IgA (immunoglobin A)
  • IgD (immunoglobin D)
  • IgE (immunoglobin E)
  • IgG (immunoglobin G)
  • IgM (immunoglobin M)

    • ]]>     2018-05-14 15:48:35 UTC https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260526121     20. What is the importance of the variable region of antibodies? baswell_5363 https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260526834 This is the region that binds to the antigen.]]> 2018-05-14 15:49:55 UTC https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260526834 19. What is the structure of antibodies? baswell_5363 https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260527301 Y-shaped proteins]]> 2018-05-14 15:50:54 UTC https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260527301 18. What are antibodies? What is their role? baswell_5363 https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260527727 When an intruder enters the body, the immune system springs into action. These invaders, which are called antigen, can be viruses, bacteria, or other chemicals. When an antigen is found in the body, the immune system will create antibodies to mark the antigen for the body to destroy.]]> 2018-05-14 15:51:48 UTC https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260527727 17. What is the essential role of macrophages and dendritic cells in adaptive immunity? baswell_5363 https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260528135 They are antigen presenters to the T cells.]]> 2018-05-14 15:52:42 UTC https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260528135 16. What are the two types of lymphocytes involved in adaptive immune responses, and how do their functions in body protection differ? baswell_5363 https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260528652 B lymphocytes and T lymphocytes. 
    B lymphocytes mount a humoral response by producing antibodies.
    T lymphocytes mount the cellular response by activation B cells and cytotoxic T cells and stimulating the inflammatory response.]]>     2018-05-14 15:53:53 UTC https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260528652     15. What is the difference between an antigen and a self-antigen? baswell_5363 https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260529096 An antigen is a foreign substance in the body. A self-antigen is a body protein, typically displayed in the plasma membrane, that is foreign to anyone but yourself.]]> 2018-05-14 15:54:55 UTC https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260529096 14. What is “immune response”? baswell_5363 https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260529971 The reaction of the cells and fluids of the body to the presence of a substance that is not recognized as a constituent of the body itself.]]> 2018-05-14 15:56:33 UTC https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260529971 13. What type of infectious microorganism causes the body’s level of interferons to rise? baswell_5363 https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260530350 Viruses elicit interferon formation.]]> 2018-05-14 15:57:17 UTC https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260530350 11. Describe the inflammatory process. baswell_5363 https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260530960 The series of events in the process of inflammation are: Vasodilation: leads to greater blood flow to the area of inflammation, resulting in redness and heat. Vascular permeability: endothelial cells become "leaky" from either direct endothelial cell injury or via chemical mediators.]]> 2018-05-14 15:58:44 UTC https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260530960 10. What are “Natural Killer” cells? baswell_5363 https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260531387 A lymphocyte able to bind to certain tumor cells and virus-infected cells without the stimulation of antigens, and kill them by the insertion of granules containing perforin. ]]> 2018-05-14 15:59:36 UTC https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260531387 9. How do the innate and adaptive defenses differ? baswell_5363 https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260531701 Innate defenses are nonspecific and always ready to protect the body. They include intact membranes, inflammatory response, and several protective cells types and chemicals. Adaptive defenses must be programmed and specifically target particular pathogens or antigens.]]> 2018-05-14 16:00:17 UTC https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260531701 8. What is MALT? baswell_5363 https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260532093 The lymphoid tissue associated with the mucosa- tonsils in the throat, and Peyer's patches in the intestinal walls- which acts to prevent pathogens from entering the body through the mucosa.]]> 2018-05-14 16:00:56 UTC https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260532093 7. Which lymphoid organ gets rid of aged red blood cells? baswell_5363 https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260532403 The spleen destroys worn out RBCs.]]> 2018-05-14 16:01:38 UTC https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260532403 6. What anatomical characteristic ensure that lymph flows through the lymph nodes slowly? baswell_5363 https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260532604 The number of afferent lymphatic vessels entering the node is greater than the number of efferent vessels leaving the node at the hilum. Therefore, lymph flow stagnates somewhat.]]> 2018-05-14 16:02:08 UTC https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260532604 5. In which three regions of the body are the lymph nodes most dense? baswell_5363 https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260532837 Particularly large collection of lymph nodes occur in the axillary, inguinal, and cervical regions.]]> 2018-05-14 16:02:41 UTC https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260532837 4. Lymph nodes vary in shape and size, but most are______________ shaped. baswell_5363 https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260533179 kidney (bean).]]> 2018-05-14 16:03:12 UTC https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260533179 3. Why do lymphatic capillaries and blood capillaries differ structurally from each other? baswell_5363 https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260533561 Lymphatic capillaries are blind-ended and not fed by arteries as blood capillaries are. They also have flaplike mini valves that make them more permeable than blood capillaries.]]> 2018-05-14 16:03:54 UTC https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260533561 2. What is the function of lymphatic vessels? baswell_5363 https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260533786 Lymphatic vessels pick up fluid and proteins leaked from the blood into the interstitial space.]]> 2018-05-14 16:04:22 UTC https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260533786 1. What is the definition of the Lymphatic System? baswell_5363 https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260534167 The network of vessels through which lymph drains from the tissues into the blood.]]> 2018-05-14 16:05:11 UTC https://padlet.com/baswell_5363/v8auzh4zz7s4/wish/260534167