Human Anatomy & Physiology (2nd Edition)
2nd Edition
ISBN: 9780134553511
Author: Erin C. Amerman
Publisher: PEARSON
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Textbook Question
Chapter 20, Problem 17CYR
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
a. The cells involved in organ and transplant rejection are primarily B cells.
b. The immune response to a viral infection involves NK cells and different kinds of lymphocytes.
c. Neutrophils are a critical component of the response to a parasitic infection.
d. Cancer cells are destroyed by NK cells, TC cells, and macrophages.
e. Dendritic cells may activate both TH and TC cells.
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Chapter 20 Solutions
Human Anatomy & Physiology (2nd Edition)
Ch. 20.1 - What are the main functions of the lymphatic...Ch. 20.1 - 2. How do lymphatic capillaries differ from blood...Ch. 20.1 - What is the pathway of lymph flow from the right...Ch. 20.1 - 4. What main cell types are located in lymphoid...Ch. 20.1 - List the main functions of MALT, lymph nodes, the...Ch. 20.2 - 1. How do innate immunity and adaptive immunity...Ch. 20.2 - 2. What are the three lines of defense?
Ch. 20.2 - What are the bodys main surface barriers, and how...Ch. 20.2 - Prob. 4QCCh. 20.2 - How are the immune system and lymphatic system...
Ch. 20.3 - Match the following cell types with their correct...Ch. 20.3 - Which of the cells in question 1 do not directly...Ch. 20.3 - What is the complement system, and what are its...Ch. 20.3 - In what two ways is the complement system...Ch. 20.3 - 5. What are the main cytokines of innate...Ch. 20.3 - What are the four cardinal signs of inflammation?Ch. 20.3 - 7. What are inflammatory mediators, and what do...Ch. 20.3 - Explain the role of phagocytes in the inflammatory...Ch. 20.3 - What causes the elevated temperature and common...Ch. 20.3 - Prob. 10QCCh. 20.4 - 1. What are MHC molecules?
Ch. 20.4 - 2. How do class I and class II MHC molecules...Ch. 20.4 - How are T cells activated?Ch. 20.4 - Prob. 4QCCh. 20.4 - What are the main functions of TC cells?Ch. 20.4 - Prob. 6QCCh. 20.4 - Prob. 7QCCh. 20.5 - 1. How is a B cell activated?
Ch. 20.5 - Prob. 2QCCh. 20.5 - What are the five classes of antibody, and how do...Ch. 20.5 - 4. List the five main functions of antibodies.
Ch. 20.5 - How do the primary and secondary immune responses...Ch. 20.5 - 6. What is the purpose of a vaccination, and what...Ch. 20.5 - 7. How do active immunity and passive immunity...Ch. 20.6 - How do innate immunity and adaptive immunity work...Ch. 20.6 - Walk through the basic steps of the immune...Ch. 20.6 - How does the immune system survey the body for...Ch. 20.6 - Walk through the steps of the immune response to...Ch. 20.6 - Prob. 5QCCh. 20.6 - 6. How do cancer cells escape the immune response...Ch. 20.7 - Define the four types of hypersensitivity...Ch. 20.7 - Explain how type IV hypersensitivity differs from...Ch. 20.7 - How do primary and secondary immunodeficiency...Ch. 20.7 - Prob. 4QCCh. 20.7 - What is an autoimmune disorder? What produces the...Ch. 20.7 - 6. What are the potential causes of autoimmune...Ch. 20 - 1. Which of the following is not a function of the...Ch. 20 - Mark the following statements as true or false. If...Ch. 20 - Fill in the blanks: The lymphoid organ that...Ch. 20 - Fill in the blanks: Nonspecific immunity is also...Ch. 20 -
5. Which of the following make up the body’s...Ch. 20 - Which of the following does not describe the...Ch. 20 - Mark the following statements as true or false. If...Ch. 20 - Which of the following functions is/are performed...Ch. 20 - Prob. 9CYRCh. 20 - 10. When naïve B cells are activated, they...Ch. 20 - 11. Match the following antibodies with the...Ch. 20 - Mark the following statements as true or false. If...Ch. 20 - Prob. 13CYRCh. 20 - On which type(s) of cells are class I MHC...Ch. 20 - Fill in the blanks: Class I MHC molecules display...Ch. 20 - 16. Which of the following is not a role of TH...Ch. 20 - 17. Mark the following statements as true or...Ch. 20 - 18. Type I hypersensitivity is due to release of...Ch. 20 - Prob. 19CYRCh. 20 - Prob. 20CYRCh. 20 - Prob. 1CYUCh. 20 - Complement proteins are crucial for stimulating...Ch. 20 - 3. Terrence has severe asthma and allergies, and...Ch. 20 - Your friend tests her snake-wrangling skills on an...Ch. 20 - 2. Carla presents to her physician with a...Ch. 20 - 3. Mr. White has been diagnosed with febrile...Ch. 20 - Mr. White developed neutropenia as a consequence...Ch. 20 - 5. The chemotherapeutic drugs Mr. White is taking...
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- Suppose a person recovers normally from viral infections, but then gets the same viral infections over and over again- unlike the rest of us. A. What is probably wrong –B cells, helper T cells and/or cytotoxic T cells? B. Should this person be at a higher risk of cancer than the rest of us? C. Should this person be able to lyse bacterial cells as well as the rest of us? D. Should this person tolerate a graft (from an unreated person) better than you are me?arrow_forwardMark the following statements as true or false. If a statement is false, correct it to make a true statement. a. Lymphatic vessels constitute a one-way system that delivers fluid from the blood vessels to the extracellular space. b. Lymph from the lower limbs drains into the right lymphatic duct. c. Fat-containing lymph from the intestines drains into the cisterna chyli. d. The thymus is the site of maturation of B cells. e. Clusters of MALT located around the oral and nasal cavities are known as Peyer’s patchearrow_forwardWhich of the following is a function of the Lymphatic System? A) production and storage of lymphocytes B) maintaining blood volume by returning fluids from the tissues to the blood C) regulating the composition of the interstitial fluid D) all of the above.arrow_forward
- Eileen presents with flu-like symptoms, including fever, chills,and body aches:- a. What part of the immune response is likely producing these symptoms? b. You order blood work and find that the number of neutrophils in the blood is greatly elevated. What does this tell you about the likely type of pathogen involved? Explain. c. What might it mean if lymphocytes instead of neutrophils were elevated? Explain your reasoningarrow_forward-If you could design a drug that increases extravasation at the endothelium, what is the most likely outcome? a.increased blood flow to the area of infection b.enhanced tissue repair c.enhanced expression of PRRs on the surface of phagocytes d.enhanced phagocytosisarrow_forwardWhich of the following is not a characteristic of inflammation? a. inactivation of macrophages b. increased vascular permeability and edema c. vasodilation d. pain e. influx of leukocytes.arrow_forward
- Match the following cell types with their correct definition. ____ Macrophage a. Granulocyte that attacks parasites. ____ NK cell b. Granulocyte that secretes inflammatory mediators. ____ Eosinophil c. Highly active phagocytic agranulocyte that acts as an antigen-presenting cell. ____ Dendritic cell d. Highly active phagocytic granulocyte. ____ Neutrophil e. Cell that is cytotoxic to cancerous cells and to cells infected with certain viruses. f. Cell found in lymphoid organs that has long processes and acts as an antigen-presenting cell ____ Basophilarrow_forwardOne of the common characteristics of lymphocytes (1), neutrophils, and macrophages) the resulting immunity is not specialized b) they are the second line of defense c) they are all white cells d) they produce a cellular responsearrow_forwardWhich of the following statements is NOT true of a fever?a. Temperature is regulated by chemicals that reset the body's thermostat to a higher setting.b. The higher than normal body temperature impairs the functions of some bacteria.c. The higher than normal body temperature is always harmful.d. The higher temperature impairs leukocytes andantibody production.e. Both c and d. Which of the following statements is NOT true of antibodies?a. They bind to foreign antigens, making them susceptible to being engulfed by phagocytes.b. They serve as specific binding sites on B cells.c. An antibody is usually able to bind to a variety of different types of antigensd. They are composed of two heavy chains and two light chains.arrow_forward
- Which of the following best describes the movement of a T cell through a lymph node? a. It enters via efferent lymphatics and exits via the bloodstream. b. It enters via afferent lymphatics and exits via the bloodstream. c. It enters via the bloodstream and exits via afferent lymphatics. d. It enters via the bloodstream and exits via the bloodstream. e. It enters via the bloodstream and exits via efferent lymphatics.arrow_forwardExplain why each choice (a-d) is correct or incorrect. T cells are differentiated into two groups based on their glycoproteins CD4 or CD8. Which of the following is true of CD4 T cells? a. They become cytotoxic T cells. b. The become antigen presenting cells. c. They become T helper cells. d. They become plasma cells.arrow_forwarda. Describe the main elements of the process through which the immune system distinguishes self from nonself. b. How is surveillance of the tissues carried out? c. What is responsible for this surveillance? d. What does the term foreign mean in reference to the immune system?arrow_forward
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