ch 20 quiz

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  1. There are multiple afferent lymphatic vessels and only a single efferent vessel in order to
    A) slow the flow of lymph for maximal immune activity.
    B) regulate the amount of lymph leaving the cell.
    C) increase the amound of lymph coming into the node.
    d) none of the above
    A) slow the flow of lymph for maximal immune activity.
    (this multiple choice question has been scrambled)
  2. these structures filter lymph fluid that is carried in the lymphatic vessels
    A) tonsils
    B) hassall corpuscles of the thymus
    C) lymph nodes
    D) peyer's patches
    C) lymph nodes
    (this multiple choice question has been scrambled)
  3. which of the following structures is enclosed within a fibrous capsule?
    A) tonsil
    B) lymphatic nodule
    C) lymph node
    D) peyer's patch
    C) lymph node
    (this multiple choice question has been scrambled)
  4. which of the following cells does not have phagocytic capability?
    A) eosinophils
    B) histocytes
    C) basophils
    D) neutrophils
    C) basophils
    (this multiple choice question has been scrambled)
  5. all of the following are signs of an inflammatory response except
    A) heat
    B) odor
    C) swelling
    D) pain
    B) odor
    (this multiple choice question has been scrambled)
  6. pyrogens, secreted by neutrophils and macrophages, function to
    A) temporarily raise the set point of the body temperature
    B) temporarily lower the set point of the body temperature.
    C) promote reproduction of bacteria and viruses
    D) lyse bacterial cells
    A) temporarily raise the set point of the body temperature
    (this multiple choice question has been scrambled)
  7. which of the following act as "identification tags" which label an individual's cells as self cells
    A) epitopes
    B) interleukins
    C) haptens
    D) MHC protein
    D) MHC protein
    (this multiple choice question has been scrambled)
  8. There are 5 classes of antibodies. which one can cross the placenta to provide immunological protection for a newborn?
    A) IgD
    B) IGE
    C) IGG
    D) IGM
    C) IGG
    (this multiple choice question has been scrambled)
  9. the HIB can be acquired by all of the following means except
    A) sexual intercourse
    B) blood
    C) donating blood
    D) childbirth and breastfeeding
    C) donating blood
    (this multiple choice question has been scrambled)
  10. HIV attaches to the CD-4 membrane protein of these cells
    A) suppressor t
    B) memory t
    C) natural killers
    D) helper t
    D) helper t
    (this multiple choice question has been scrambled)
  11. which of the following statements is incorrect?
    A) lymphatic capillaries are closed at one end
    B)lymphatic capillaries are composed of thin epithelial cells that loosly overlap each other, creating flaps that can open and close
    C) lymphatic capillaries are absent from cartilage, bone, and brain tissue
    D) lymphatic capillaries fill when tissue fluid pressure is low
    D) lymphatic capillaries fill when tissue fluid pressure is low
    (this multiple choice question has been scrambled)
  12. lymphatic capillaries are anchored to the tissue by protein filaments that regulate lymph flow from tissues. when pressure in the tissue is high
    a) the valves open and lymph is taken up into vessel.
    b) the valves close and lymph is not taken up into the vessel.
    the valves open and lymph flows into the tissues.
    d) the valves close and lymph flows into the tissues
    a) the valves open and lymph is taken up into vessel.
  13. the three main functions of the lymphatic system include all but which of the follwoing?
    A) lipid absorption
    B) waste removal
    C) fluid recovery
    D) immnity
    B) waste removal
    (this multiple choice question has been scrambled)
  14. The ____ is larger and longer than the___
    A) thoracic duct; right lymphatic duct
    B) right lymphatic duct; thoracic duct
    C) cisterna chili; right lymphatic duct
    cisterna chili; inferior vena cava
    A) thoracic duct; right lymphatic duct
    (this multiple choice question has been scrambled)
  15. These are multiple afferent lymphatic vessels and only a single efferent vessel in order to
    A) regulate the amount of lymph leaving the cell.
    B) slow the flow of lymph for maximal immune activity.
    C) increase the amount of lymph coming into the node.
    d) none of the above
    B) slow the flow of lymph for maximal immune activity.
    (this multiple choice question has been scrambled)
  16. Lymph flows into a lymph node through the
    A) efferent lymphatic vessel
    B) afferent lymphatic vessel
    C) hilum
    D) cortex
    B) afferent lymphatic vessel
    (this multiple choice question has been scrambled)
  17. which of the follwoing inhibitors of microvial growth is a component of the perspiration on the skin
    A) mucus
    B) lactic acid
    C) defensidn
    D) keratin
    B) lactic acid
    (this multiple choice question has been scrambled)
  18. which of the follwoing terms means to coat bacteria, making them easier to phagocytize by macrophages and neutrophils?
    A) MAC coating
    B) complement fixation
    C) pyrexia
    D) opsonization
    D) opsonization
    (this multiple choice question has been scrambled)
  19. When a white blood cell manages to ooze through the gap between two endothelial cells on its way to attach an invader, we say it has exhibited __
    A) chemotaxis
    B) adhesion
    C) margination
    D) diapedesis
    E) phagocytosis
    D) diapedesis
    (this multiple choice question has been scrambled)
  20. This type of leukocyte produces enzymes that will create hydrogen peroxide to kill bacteria
    A) lymphocytes
    B) monocytes
    C) basophils
    D) neutrophils
    D) neutrophils
    (this multiple choice question has been scrambled)
  21. this type of macrophage lines the sinusoid of the liver
    A) hepatic macrophages
    B) alveolar macrophages
    C) Langerhans cells
    D) microglia
    A) hepatic macrophages
    (this multiple choice question has been scrambled)
  22. Receiving immune serum as a treatment for rabies would be considered
    A) a vaccination
    B) an example of natural passive immunity
    C) an example of artificial passive immnity
    D) an example of artificial active immunity
    E) an example of natural active immunity
    C) an example of artificial passive immnity
    (this multiple choice question has been scrambled)
  23. molecules which elicit an immune response are called
    A) agglutinins
    B) antibodies
    C) antigens
    D) APCs
    C) antigens
    (this multiple choice question has been scrambled)
  24. Infected cells of the pancreas would display a foreign antgen fragment on
    A) complement 3b
    B)MAC membrane complex
    C) MAC II
    D) immunoglobulin A
    E) MAC I
    E) MAC I
    (this multiple choice question has been scrambled)
  25. These cells recognize non-self antigens and produce interleukins to stimulate the cells that actually make the antibodies
    A) memory t
    B) helper t
    C) cytotoxic t
    D) natural killers
    E) suppressor t
    B) helper t
    (this multiple choice question has been scrambled)
  26. Antibodies use all the following mechanisms to attach pathogens directly except __
    A) agglutination
    B) complement fixation
    C) cell lysis
    D) precipitation
    E) neutralization
    C) cell lysis
    (this multiple choice question has been scrambled)
  27. If you were inoculated with hepatitis A vaccine, a population of this type of cell would begin to make the appropriate antibody
    A) helper T lymphocytes
    B) cytotoxic T lymphocytes
    C) neutrophil
    D) natural killers
    E) B lymphocytes
    E) B lymphocytes
    (this multiple choice question has been scrambled)
  28. When antibodies produced to react against bacteria also react against self-antigens, the resulting condition is an example
    A) autoimmune disease
    B) cellular immune response
    C) immunodeficiency disease
    D) allergy
    A) autoimmune disease
    (this multiple choice question has been scrambled)
  29. Which of the follwoing is a false statement concerning T I hypersensitivity reaction?
    A) asthma victims are reacting only to inhaled allergens
    B) symptoms occuring during both asthma and anaphylactic shock are due to an excessive release of histamine
    C) anaphylactic shock occurs when an allergen such as a bee venom is introduced to the bloodstream
    D) acetylcholine relieves these symptoms by dilating bronchioles and increasing cardiac output.
    D) acetylcholine relieves these symptoms by dilating bronchioles and increasing cardiac output.
    (this multiple choice question has been scrambled)
  30. which of the four classes of hypersensitivity is a cellular immune response, and not a humoral immune response
    A) Type I
    B) Type II
    C) Type III
    D) Type IV
    D) Type IV
    (this multiple choice question has been scrambled)
Author:
studysuccess
ID:
316202
Card Set:
ch 20 quiz
Updated:
2016-02-21 01:18:07
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