Navigation » List of Schools » East Los Angeles College » Microbiology » Microbiology 020 – General Microbiology » Winter 2022 » Lecture Exam 4 (Ch 12, 13, 14)
Below are the questions for the exam with the choices of answers:
Question #1
A atopic
B T-cell mediated
C delayed
D antibody mediated
E systemic anaphylactic
Question #2
A maternal Rh + cells enter an Rh -fetus
B fetal Rh ˗ cells enter an Rh + mother
C maternal Rh ˗ cells enter an Rh + fetus
D fetal Rh + cells enter an Rh – mother
E fetal Rh + cells enter an Rh + mother
Question #3
A transfusion reaction
B hypersensitivity
C desensitization
D autoimmune disease
E immunodeficiency
Question #4
A histopathology
B hemopathology
C epidemiology
D immunopathology
E humoralpathology
Question #5
A complement
B IgG
C IgE
D IgM
E foreign cells
Question #6
A Graves’ disease
B type I diabetes
C metastatic cancer
D systemic lupus erythematosus
E rheumatic fever
Question #7
A xenograft
B autograft
C allograft
D isograft
E
F hypograft
Question #8
A Inhalant
B Contactant
C Ingestant
D None of the choices are correct.
E Injectant
Question #9
A relaxes vascular smooth muscle
B wheal and flare reaction in skin
C increased sensitivity to pain
D pruritus and headache
E constriction of smooth muscle of bronchi and the intestine
Question #10
A type I, type II, type III, and type IV
B type IV only
C type I and type IV
D type I only
E type I, type II, and type III
Question #11
A graft rejection
B IgE and mast cells
C autoantibodies and T cells
D a deficiency in T-cell development
E a transfusion reaction
Question #12
A Rhinitis
B Rashes
C Contact dermatitis
D Sneezing
E Diarrhea
Question #13
A relieve inflammatory symptoms
B inhibit the activity of lymphocytes
C reverse spasms of respiratory smooth muscles
D bind to histamine receptors on target organs
E block synthesis of leukotrienes
Question #14
A Degranulation
B Histamine acts on smooth muscle
C Bonding of allergen to adjacent IgE binding sites on mast cells and basophils
D Binding of IgE by the Fc region to mast cells and basophils
E Prostaglandins cause vasodilation and increased vascular permeability
Question #15
A cells in thyroid follicles
B myelin sheath cells of the nervous system
C acetylcholine receptors on skeletal muscle
D acetylcholine receptors on smooth muscle
E sodium pump proteins in the cell membrane
Question #16
A Involves an immune complex reaction
B Involves production of IgG and IgE antibodies
C The Arthus reaction is a local response
D Antigen-antibody complexes are deposited in the basement membrane of epithelial tissues
E Serum sickness is a systemic response
Question #17
A atopic dermatitis
B anaphylaxis
C asthma
D allergic rhinitis
E eczema
Question #18
A All of thechoices are correct.
B Both skin graft and organ transplantation
C Blood transfusion
D Organ transplantation
E Skin graft
Question #19
A None of thechoices are correct.
B desensitization
C sensitization
D degranulation
E tissue matching
Question #20
A Binding of IgE by the Fc region to mast cells and basophils
B Degranulation
C Prostaglandins cause vasodilation and increased vascular permeability
D Histamine acts on smooth muscle
E Bonding of allergen to adjacent IgE binding sites on mast cells and basophils
Question #21
A Formation of autoantibodies
B None of the choices are correct.
C Hypogammaglobulinemia
D Host rejection of graft
E Graft versus host disease
Question #22
A Antibody mediated
B Anaphylaxis
C Immune complex mediated
D Both antibody mediated and immune complex mediated
E Both anaphylaxis and antibody mediated
Question #23
A myasthenia gravis
B multiple sclerosis
C Graves’ disease
D rheumatoid arthritis
E tuberculin reaction
Question #24
A leukotriene
B platelet-activating factor
C prostaglandin
D histamine
E serotonin
Question #25
A two identical light polypeptide chains
B disulfide bonds between polypeptide chains
C four antigen binding sites
D a variable and constant region on each polypeptide chain
E two identical heavy polypeptide chains
Question #26
A release of mature lymphocytes to begin migration to various lymphoid organs
B B cells maturing in bone marrow sites
C hormonal signals that initiate development
D All of the choices are correct.
E T cells maturing in the thymus
Question #27
A terminal
B variable
C hinge
D Fc
E Fab
Question #28
A secrete antibodies
B suppress immune reactions
C activate B cells and other T cells
D directly destroy target cells
E function in allergic reactions
Question #29
A All of the choices are correct.
B include dendritic cells
C hold and present processed antigen on their cell membrane surface
D engulf and modify antigen to be more immunogenic
E include macrophages
Question #30
A false
B true
Question #31
A binding of T-cell to a class II MHC receptor on a macrophage
B
C binding of T-cell to a site on the antigen
D typically a protein antigen
E All of the choices are correct.
F interleukin-1 activating the T helper cell
Question #32
A IgM
B IgD
C IgA
D IgG
E IgE
Question #33
A directly destroy target cells
B activate B cells and other T cells
C function in allergic reactions
D secrete antibodies
E suppress immune reactions
Question #34
A variable region
B None of the choices are correct.
C epitope
D hapten
E antigen binding site
Question #35
A aid in cellular development
B receive and transmit chemical messages among other cells of the system
C function in recognition of self molecules
D All of the choices are correct.
E are the result of genetic expression
Question #36
A are large molecules with a minimum molecular weight of 1,000
B have large polymers made up of repeating subunits
C are foreign to the immune system
D are cells or large, complex molecules
E have molecular complexity
Question #37
A superantigens
B None of the choices are correct.
C heterophilic antigens
D autoantigens
E allergens
Question #38
A helper T cells
B cytotoxic T cells
C suppressor T cells
D delayed hypersensitivity T cells
E natural killer (NK) cells
Question #39
A Cytotoxic T cells
B Plasma cells
C B cells
D Helper T cells
E Antigen-presenting cells
Question #40
A self receptors recognized by T lymphocytes
B All of the choices are correct.
C all HLA antigens
D receptors located primarily on macrophages and B cells
E certain secreted complement components
Question #41
A true
B false
Question #42
A has 10 antigen binding sites
B can serve as a B-cell receptor
C contains a central J chain
D is a dimer
E is the first class synthesized by a plasma cell
Question #43
A None of the choices are correct.
B bacterial toxins that activate T cells at a 100 times greater rate than other antigens
C body tissues that the immune system mistakes as foreign
D cell markers found in some member of a species but not in other members
E those that evoke allergic reactions
Question #44
A false
B true
Question #45
A IgE
B IgA
C IgG
D IgD
E IgM
Question #46
A develop into clones of B and T cells with extreme variations of specificity
B have membrane receptors that recognize foreign antigens
C gain tolerance to self by destruction of lymphocytes that could react against self
D possess MHC antigens for recognizing self
E All of the choices are correct.
Question #47
A a set of genes that code for MHC glycoproteins
B All of the choices are correct.
C located in the thymus gland
D
E found on the third chromosome
F glycoproteins, called MHC antigens, found on all body cells
Question #48
A red blood cells
B leukocytes
C islet of Langerhans cells
D eosinophils
E epithelial cells
Question #49
A IgM and IgD
B IgD and IgE
C IgD only
D IgM only
E IgG only
Question #50
A Eyes
B Digestive tract
C Skin
D Urinary tract
E Respiratory tract
Question #51
A increases metabolism
B reduces the ability of temperature-sensitive organisms to multiply
C stimulates hematopoiesis
D increases the availability of iron
E increases phagocytosis
Question #52
A Involves phagocytic cells (neutrophils and macrophages)
Involves recognition of foreign agents by their pathogen-associated molecular patterns
B Involves barriers at portals of entry
Involves phagocytic cells (neutrophils and macrophages)
Involves recognition of foreign agents by their pathogen-associated molecular patterns
C Includes chemicals such as lysozyme and lactic acid
Involves recognition of foreign agents by their pathogen-associated molecular patterns
D Includes chemicals such as lysozyme and lactic acid
Involves barriers at portals of entry
Examples include the ciliated epithelium of the respiratory passages, excretion of urine, and production of tears
Question #53
A eosinophils
B monocytes
C lymphocytes
D basophils
E neutrophils
Question #54
A cytotoxic T cells
B primary phagocytes
C macrophages
D killer T cells
E neutrophils
Question #55
A platelets
B mast cells
C eosinophils
D macrophages
E dendritic cells
Question #56
A Neutrophils
B Eosinophils
C Monocytes
D Basophils
E Lymphocytes
Question #57
A chills
B redness
C pain
D swelling
E warmth
Question #58
A lysozyme
B histamine
C antigens
D digestive enzymes
E antibodies
Question #59
A granulocytes
B None of the choices are correct.
C leukocytes
D monocytes
E agranulocytes
Question #60
A Destroy microbes
B Block further invasion
C Start tissue repair
D Cause a fever
E Mobilize and attract immune components to injury site
Question #61
A production of only red blood cells
B loss of blood due to hemorrhaging
C plugging of broken vessels to stop bleeding
D migration of white blood cells from the blood out to the tissues
E production of white blood cells, red blood cells, and platelets
Question #62
A tears
B unbroken skin
C T cells
D mucus
E hairs
Question #63
A is the liquid portion of blood in which blood cells are suspended
B All of the choices are correct.
C is mostly water
D contains fibrinogen
E contains albumin and globulins
Question #64
A None of these are mismatched.
B Dolar—pain
C Tumor—cancer
D Rubor—redness
E Calor—warmth
Question #65
A Fever could be beneficial to inhibiting the pathogen.
B Pyrogens cause vasodilation and increased capillary permeability.
C Basophils and mast cells release histamine.
D Serotonin causes smooth muscle contraction.
E It can last hours to years.
Question #66
A respiratory tract
B urinary tract
C eyes
D digestive tract
E skin
Question #67
A Extracellular fluid
B Bloodstream
C Intracellular fluid
D Lymphatic system
Question #68
A Monocytes; basophils
B B cells; neutrophils
C T cells; B cells
D Basophils; T cells
E B cells; T cells
Question #69
A Develop from undifferentiated stem cells
B Include erythrocytes that, when mature, lose their nuclei
C Include Kupffer cells
D After birth, produced in red bone marrow sites
E Include leukocytes that are either granulocytes or agranulocytes
Question #70
A vasodilation
B chemotaxis
C diapedesis
D phagocytosis
E motility
Question #71
A tonsils
B thymus
C spleen
D lymph nodes
E GALT
Question #72
A Host defenses due to B and T cells and their products
Use of drugs and antibiotics
B Internal cellular and chemical defenses
Use of drugs and antibiotics
Host defenses due to B and T cells and their products
C Internal cellular and chemical defenses
Phagocytosis and inflammation
Anatomical and physiological barriers
D Host defenses due to B and T cells and their products
Use of drugs and antibiotics
Anatomical and physiological barriers
Question #73
A None of the choices are correct.
B destroys pathogens
C creates a physical barrier against pathogens
D is toxic to pathogens
E physically restricts pathogens to a specific region