Microbiology: A Systems Approach
5th Edition
ISBN: 9781259706615
Author: Marjorie Kelly Cowan Professor
Publisher: McGraw-Hill Education
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Chapter 17, Problem 7MCQ
Summary Introduction
Introduction:
An antibody is the response generated by the body towards an antigen. These are also referred as immunoglobulins. All antibodies are glycoproteins. They protect the body from antigens or pathogens. Types of immunoglobulins (Ig) include IgG, IgM, IgA, IgE, and IgD.
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Which DOES NOT describe monoclonal antibodies?
Group of answer choices
a. Monoclonal antibodies are produced in test tubes by hybridoma cells
b. Monoclonal antibodies are specific to multiple antigens
c. These antibodies are used in diagnostic tests
d. The antibody producing cells may come from a non-human source
The best definition of an antigen is:(a) A foreign molecule in the body(b) A chemical that elicits antibody production and binds tothat antibody(c) A molecule that binds to antibody(d) A pathogen(e) An enzyme that activates B cells
The complement system of defense is composed of proteins that are always present in the blood. Which statement describes the importance of this system in early pathogen defense?
A.) It does not have to be activated by antibodies.
B.) It rapidly lower the blood pH.
C.) It recognizes specific common pathogens.
D.) It causes immediate pathogen lysis.
Chapter 17 Solutions
Microbiology: A Systems Approach
Ch. 17.1 - Prob. 1AYPCh. 17.1 - Prob. 2AYPCh. 17.1 - Prob. 3AYPCh. 17.1 - Prob. 4AYPCh. 17.2 - Summarize the most common methods used for direct...Ch. 17.2 - Prob. 6AYPCh. 17.2 - Prob. 7AYPCh. 17.3 - Prob. 8AYPCh. 17.3 - Differentiate between sensitivity and specificity.Ch. 17.3 - Explain how fluorescent antibodies can be used in...
Ch. 17.3 - Prob. 11AYPCh. 17.3 - Prob. 12AYPCh. 17.3 - Prob. 13AYPCh. 17.3 - Explain the difference between a direct and an...Ch. 17.4 - Prob. 15AYPCh. 17.4 - Prob. 16AYPCh. 17.4 - Prob. 17AYPCh. 17.5 - Prob. 18AYPCh. 17.5 - List the major advantages of microarray methods of...Ch. 17.5 - Summarize the benefits of using whole-genome...Ch. 17 - Prob. 1MCQCh. 17 - Prob. 2MCQCh. 17 - Prob. 3MCQCh. 17 - Prob. 4MCQCh. 17 - Prob. 5MCQCh. 17 - Prob. 6MCQCh. 17 - Prob. 7MCQCh. 17 - Prob. 8MCQCh. 17 - The Western blot test can be used to identify a....Ch. 17 - Prob. 10MCQCh. 17 - True-False Questions. If the statement is true,...Ch. 17 - Prob. 12TFCh. 17 - Prob. 13TFCh. 17 - Prob. 14TFCh. 17 - Prob. 15TFCh. 17 - Explain why specimens should be taken aseptically,...Ch. 17 - Prob. 2CTQCh. 17 - Explain which type of ELISA can be used to...Ch. 17 - Prob. 4CTQCh. 17 - Prob. 5CTQCh. 17 - Prob. 1VCCh. 17 - From this chapter, figure 17.14. Can you explain...Ch. 17 - Prob. 1CM
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- __________________ is a condition that results when cytotoxic T cells attack the body’s own cells.a. An allergic response b. Autoimmune disease c. Passive immunityd. Active immunityarrow_forwardThe greatest concentration of antibodies is found in thefraction of the serum.a. gamma globulin b. albumin c. beta globulind. alpha globulinarrow_forwardA person shows unwelcome immunogenic reactions while exposed to certain substances.(a) Name this condition.(b) What common term is given to the substances responsible for this condition?(c) Name the cells and the chemical substances released which cause such reactions.arrow_forward
- Which of the following is the best definition of antigen? Question 8 options: A) something foreign in the body B) a substance that elicits an immune response C) a chemical that combines with antibodies D) a pathogenarrow_forwardAntibodies are______ . a. antigen receptors c. proteins b. made only by B cells d.all of the abovearrow_forwardHow many types of antibodies are there? (a) Five. (b) Three. (c) Two. (d) Four.arrow_forward
- Immunoglobins help eliminate the pathogen through the process of: A. Release of hydrolytic enzymes on the pathogen B. Agglutination and precipitation C. Direct phagocytosis D. Activating plateletsarrow_forwardAllergy to pollen is classified as _______. a. an autoimmune reaction b. immunodeficiency c. delayed hypersensitivity d. immediate hypersensitivityarrow_forwardActivated complement proteins ________. a. puncture cells c. attract macrophages b. promote inflammation d. all of the abovearrow_forward
- A dendritic cell engulfs a bacterium, then presents bacterial bits on its surface along with an _______. a. MHC marker c. T cell receptor b. antibody d. antigenarrow_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_forwardThe vascular changes of inflammationa. lead to an increase in bacterial cells at the injury site.b. decrease the number of leukocytes at the injury site.c. allow plasma proteins to move easily from the bloodstream to theinjury site.d. increase the number of antibodies at the injury site.e. activate lymphocytes.arrow_forward
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