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50 Cards in this Set
- Front
- Back
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Viruses that infect bacteria
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are bacteriophages
may have a complex anatomy include phage lambda may cause the bacterium to release toxins |
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The structure of viruses include
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capsid
nucleic acid sometimes an envelope spikes |
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A bacteriophage is described as lytic. This means
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it causes the host bacterium to rupture
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Lysogenic conversion is observed in
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diptheria
scarlet fever |
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Phage T4 is known to be a lytic phage of
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E. coli
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The influenza virus
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is an RNA virus
has an envelope with spikes demonstrates antigenic variation is of the orthomyxoviridae family |
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Rabies is caused by a virus of which family?
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rhabdoviridae
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Which of the following viral families is known to have members that activate protooncogenes?
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papovaviridae
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Viral latency is characteristic of which viral family?
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herpesviridae
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The virus that causes chickenpox
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is a member of herpesviridae
remains latent in the body is the same irus that causes shingles |
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Complications of Epstein Barre Virus infection include
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mononucleosis
Burkitt's lymphoma |
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The Hepadnaviridae
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are DNA viruses
are known to cause cancer cause hepatitis B |
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Outside of a host cell a virus is
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metabolically inert
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Innate immunity would suggest
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a person is born with it
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Tears and saliva offer an antibacterial chemical known as
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NONE OF THE ABOVE
lysol penicillin hydrochloric acid salt |
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Which of the following are cytokines?
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interleukins
interferon tumer necrosis factor chemokines |
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Properties of mucous membranes which assist in the infection prevention dynamic include
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movement of microbes by cilia
presence of IgA |
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Why does the outer skin cell layer not inflame when contacted by microbes?
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it is dead
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Interleukin 1 is known as an endogenous pyrogen. What this means is
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it causes the brain to raise the body thermostat
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Toll like receptors on cell surfaces
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recognize peptidoglycan and LPS
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What is meant by normal flora?
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the microbes which normally live in a specific body location
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Where is complement synthesized
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in the liver
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Activated complement may result in which of the following?
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destruction of antigen by formation of membrane attack complex
opsonization of antigen inflammation |
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Which of the leukocytes mature in the thymus gland?
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T lymphocytes
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A normal white blood cell distribution would show neutrophils around
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60%
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Which of the leukocytes is/are granulocytes?
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neutrophils
basophils |
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Which leukocyte releases histamine?
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basophils
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Which leukocyte is notoriously active in resisting parasitic worm infestations?
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eosinophils
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Interferon release by a cell would be prompted by
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viruses present
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The anamnestic response to an antigen
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requires previous exposure
is immediate prevents symptoms of illness from appearing |
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Humoral immunity
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is effective against extracellular antigens
uses antibodies as principal agent |
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Cell mediated immunity
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involves apoptosis of host cell
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Memory cells
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are essential to acquired immunity
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Where in the human body would lymphoid tissues be found?
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skin
mucous membranes lymph nodes spleen |
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The overall shape of antibodies would best be described as
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Y shaped
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Which cells of the immune system release antibodies?
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plamsa cells
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What is the final destination of lymph?
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blood
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Which of the following is not a class of immunoglobulin?
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gamma globulin
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Which immunoglobulin is passed from mother to fetus?
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IgG
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Antibodies secreted by plasma cells remain in the body in the
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blood plasma
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Specialized macrophages would include
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alveolar macrophages
microglia Kupffer cells dendritic cells |
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Having received a tetanus vaccination and therefore being immune to a tetanus now is an example of
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artifically acquired passive immunity
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For which infection is there no effective vaccine
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gonorrhea
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To stimulate resistance to smallpox, Jenner exposed a child to
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vaccina
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Type I hypersensitivities, such as hay fever, hives, and anaphylaxis
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may occur following contact with pollen
occur when IgE binds to mast cells and basophils |
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An Rh-mother conieves her first Rh+ baby. Whay is this important?
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the second Rh+ baby can be attacked by mother's antibodies
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Some immune system disorders cause antigenic-antibody complexes to agglutinate and lodge in certain body locations. This is exemplified in
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glomerulonephritis
disseminated intravascular coagulatino (DIC) |
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A disorder of autoimmunity in which antibodies attack and destroy heart valve tissues
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rheumatic fever
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Primary immunofeficiencies
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include thymic aplasia (DiGeorge Syndrome)
are present at birth |
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A child is born with hypogammaglobulinemia. How can this be remedied?
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regular treatment with medicinal gamma globulin
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