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Chapter 22 powerpoint questions

by: Ariel williams

Chapter 22 powerpoint questions Biol 102

Marketplace > Southern Adventist University > Biology > Biol 102 > Chapter 22 powerpoint questions
Ariel williams

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lymphatic system powerpoint study guide
Anatomy and Physiology II
Mrs. Valerie Lee
Study Guide
anatomy immune system
50 ?




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This 7 page Study Guide was uploaded by Ariel williams on Saturday October 1, 2016. The Study Guide belongs to Biol 102 at Southern Adventist University taught by Mrs. Valerie Lee in Fall 2016. Since its upload, it has received 3 views. For similar materials see Anatomy and Physiology II in Biology at Southern Adventist University.


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Date Created: 10/01/16
Chapter 22 PowerPoint Questions 1. Lymphatic system includes: Lymph Lymphatic vessels Lymphatic tissue Lymphatic nodules Lymphatic nodes Tonsils Spleen Thymus 2. True or false: the only function of the lymph system is immunity False 3. What are the three functions of the lymphatic system? Fluid balance Fat absorption Defense 4. Water + Solutes from ____ & ____ return to circulation via veins. Plasma Cells 5. What do lymphatic vessels do? Carry lymph’s away from the tissue 6. What three things describe lymphatic capillaries? More permeable than blood capillaries Epithelium (one way valves) Drains all parts of the body *Except: CNS, bone marrow, tissues without blood vessels 7. Lymphatic capillaries - lymphatic vessel by a ___ ___ flow valves. One-way 8. Where are lymph node located what do they do? Along vessels & filter lymph 9. Lymphatic trunks  lymphatic ducts drains tissues and move lymph into what two major veins? Right lymphatic duct & thoracic duct 10. Lymph’s drain into ____? Veins 11. Lymphedema means? Abnormal accumulation of fluid 12. What are the three types of lymphatic tissue? Lymphocytes Microphages Dendritic cells 13. Lymphocytes are from where? Bone marrow *but may mature elsewhere 14. Reticular fibers are responsible for? Filter and trap microorganisms 15. Encapsulated are what three things. Lymph nodes, spleen, thymus 16. Unencapsulated is located where and can be in what? Beneath epithelium can be the first line of attack. Mucosa associated lymphoid tissue (MALT) Also diffuse lymph tissue 17. Describe and name a specific diffuse lymphatic tissue location. blends with tissues, Lymphocytes, macrophages, 18. Describe and name a specific lymphatic nodule location. Denser aggregations, Numerous in loss connective tissue Digestive Peyer’s patches, respiratory, urinary, reproductive 19. If a lymphatic nodule is found in lymph nodes and spleen it’s called __. Follicles 20. Describe a filter lymph Superficial and deep Capsule, cortex and medulla Afferent/efferent vessels Phagocytosis line lymphocytes proliferate in germinal center when stimulated Cancer cells often migrate to lym nodes and spread to circulation 21. True or false: We have lots of tonsils spleen and thymus’s False we have lots of lymphatic tissue, lymphatic nodules and lymph nodes 22. A large group of lymphatic nodules are called _____? Tonsils 23. Tonsils main function is? Protection from bacteria and other harmful things. 24. What are the three groups of tonsils? Palatine (the tonsils) Pharyngeal (the adenoids) Lingual 25. The tonsils that are referred to as “the tonsils” are the: Palatine tonsils 26. The spleen is located? Left superior abdomen. 27. Trauma to the spell can cause? Rupture of the spleen, bleeding, sock and even death 28. True or false: ¼ white pulp is comprised of veins False it is composed of arteries 29. What are the three functions of the spleen? a. destroys defective RBCs b. detects and responds to foreign substances c. limited reservoir 30. What structure in the spleen contributes to its strength? Trabeculae 31. Choose the condition(s) that may require a splenectomy? a. Absess or cyst in the spleen b. Sickle Cell anemia c. Trauma to the spleen d. tumors or cancers that affect the spleen and many other blood disorderse. all the above(all the above) 32. Where is the Thymus located? at the superior mediastinum 33. Which structure contains few lymphocytes? a. Cortex b. Medulla(Medulla) 34. What happens to the T-cells that do not degenerate? They can react and defend against foreign substances 35. True or false: The Thymus increases in size in older adults False, it decreases as you age 36. What cells are processed in the Thymus? T- Cells 37. What is innate immunity? nonspecific resistance that you are born with 38. What is another name for specific immunity? Adaptive 39. What are three ways innate immunity defends the body? physical barriers, chemical mediators, and cells 40. Which characteristic of innate immunity has phagocytes and produces chemicals? Cells 41. What is the ability to resist damage from foreign substances? Immunity 42. What are the 3 Rs of adaptive immunity? RecognizeRememberRespond 43. Besides skin, mucous, and tears, what are some other ways your body creates physical barriers? Cilia in respiratory tract- Coughing and sneezing- saliva and urine 44. Are Chemicals always activated in your immune system? no, they are inactive until they become activated 45. Match: C3 binds with foreign substance -Alternative pathway Triggered by antibodies- antigen complex - Classical Pathway 46. What is the function of a MAC? to lysis the plasma membrane 47. what is another term for the process of attaching to bacteria to stimulate phagocytosis? Opsonization 48. What do infected cells produce that causes paracrine cells to produce antiviral proteins? Interferons 49. What cell is the most important when discussing innate immunity? WBC 50. Which cell is the first responder? Neutrophil 51. Which cells live longer than neutrophils? Monocytes 52. Where are monocytes found? where bacteria has an increased chance of getting in (near openings, bone marrow, lymph nodes, etc.) 53. Which kinds of cells does the Natual killer cell destroy? lyses tumors and virus-infected cells 54. Are NK cells specific? No, they are non-specific or broad (cytotoxic cells are specific) 55. Why does the inflammatory occur if it injures tissues? It needs to signal WBCs to help 56. What are the two types of inflammation? local and systemic 57. What are the 5 characteristics of a local inflammatory response? -redness-heat-swelling- pain- loss of function 58. If systemic response has taken over the body, we would see an increase in which cell? Neutrophils 59. Why is fever important? it improves performance of immune system but can be damaging over time 60. With innate immunity … Each time the body is exposed to a substance the response is the same. 61. Immunity is defined as? The ability to resist damage from foreign substances 62. What are the 3 R’s of adaptive immunity? Recognize, remember and respond 63. Antigens are large molecules that ____ adaptive immunity. Stimulates 64. An allergic reaction is defined as? An overreaction of immune system 65. Self-antigens ae used as what? Markers that differentiate “self” from “non-self” 66. Haptens are small molecules combines with large proteins that become ____. Antigens 67. What are the two types of adaptive immunity? Humoral (antibody mediated) and cell mediated (T cells) 68. Positive selection is defined as the _____ of lymphocytes that react against antigens from ____. Where Negative selection ______or suppresses _____ that react against self. Survival, clones, Eliminates clones 69. B and T cells come from? Red bone marrow 70. Where do B cells mature? Bone marrow 71. T or F: T cells mature in bone marrow. False in the thymus *hormone Thymosin helps T cells mature 72. APC means? Antigen presenting cells 73. What are the two things required to activate lymphocytes? Recognized the antigen Increase in number to destroy the antigen 74. What is the name of the molecule that attaches to plasma membranes and can bind to foreign and self-antigens? MHC Major histocompatibility complex 75. What are the differences between Class I and Class II MHC? Class I is produced from inside the cell (nucleated) Class II is on the surface of the cell APC (Antigen Presenting Cells) calls out to immune cells 76. T or F: Macrophages and B cells area form of MCH II? False MCH I, MCH II is nucleated cells of the body


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