Final micro 3&4
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| Autoclaves are designed to kill which of the following heat-resistant microbes? | show 🗑
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| Human pathogens are generally which type of microbe? | show 🗑
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| show | bactericidal agents only
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| show | an obligate aerobe
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| show | septicemia
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| Which of the following choices lists the steps of pathogenesis in the correct order? | show 🗑
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| Which of the following is not an example of evidence used by John Snow to determine that cholera was being transmitted by water in London in the 1800s? | show 🗑
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| show | Public health authorities can quarantine patients for any diseases.
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| Which of the following terms refers to the ability of an antimicrobial drug to harm the target microbe without harming the host? | show 🗑
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| show | a surface protein allowing the pathogen to bind to host cells
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| During what period of infectious disease is a patient capable of transmitting the disease to others? | show 🗑
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| What is an organism that can grow without oxygen but that grows best with oxygen called? | show 🗑
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| show | The stationary stage because microbes at this stage have slower metabolic activities, so they are less susceptible to antibiotics that target those activities.
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| show | Biofilms are usually only formed by antibiotic resistant bacteria.
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| show | membrane filtration
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| Which method of microbial control introduces double-strand breaks into DNA? | show 🗑
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| show | HEPA filters can remove dust and dirt but are unable to filter airborne virions.
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| Which of the following is a cleaning protocol that lowers microbial load to public health standards? | show 🗑
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| show | Lowering water activity
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| Which of the following is a false statement? | show 🗑
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| show | superinfection
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| Mary Mallon, aka Typhoid Mary, was which type of carrier? | show 🗑
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| show | needles
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| show | The addition of salt or sugar to food preserves food by dehydrating the food.
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| show | treatment of strep throat caused by culture identified Streptococcus pyogenes
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| Which of the following precautions can reduce the risk of increasing antimicrobial resistance? | show 🗑
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| Reassortment of genes responsible for the production of influenza virus spike proteins between different virus particles while co-infecting the same host is called? | show 🗑
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| A mosquito bites a person who subsequently develops a fever and abdominal rash. What type of transmission would this be? | show 🗑
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| One effect of washing regularly with antibacterial agents is the removal of normal microbiota. This can result in? | show 🗑
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| show | their cells are structurally and functionally similar to human cells.
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| show | period of decline
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| How does penicillin work? | show 🗑
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| Infected fleas that have the bacterium Yersinia pestis growing inside them are able to transmit plague. In this case, the infected fleas are best described as which of the following? | show 🗑
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| Quorum sensing is used by bacterial cells to determine which of the following? | show 🗑
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| Which clinical situation would be appropriate for treatment with a narrow-spectrum antimicrobial drug? | show 🗑
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| Which describes the difference between a secondary infection and a superinfection? | show 🗑
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| Which is a reason for antimicrobial resistance being higher in a biofilm than in free-floating bacterial cells? | show 🗑
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| show | obtaining a Pseudomonas respiratory infection during a recent visit to the hospital
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| show | incubation and convalescence
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| show | cytokines
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| show | helminth
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| show | relatively high CO2 and relatively low oxygen concentrations
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| show | log phase
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| show | psychrotrophs
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| Listeria monocytogenes, the causative agent of listeriosis, can pass through the blood-placenta barrier to infect a fetus. This type of transmission to the fetus is known as which of the following? | show 🗑
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| show | virulence factor genes
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| show | 90%
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| show | lyophilization
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| show | They have relatively high amounts of unsaturated fatty acids.
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| show | oral thrush
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| show | Salmonella typhi
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| show | part of the gram-negative cell wall
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| show | Plasmodium
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| Drug resistance occurs? | show 🗑
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| After antigen presentation and activation, antibodies are produced and secreted by which cells? | show 🗑
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| All of the following are affects of histamine EXCEPT ? | show 🗑
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| All of the following are generally used in vaccines EXCEPT? | show 🗑
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| All of the following are true of hypersensitivity EXCEPT? | show 🗑
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| All of the following occur during inflammation. What is the first step? | show 🗑
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| Anaphylaxis is the term for reactions caused when certain antigens combine with | show 🗑
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| Chemotherapy to inhibit the progression of HIV infection utilizes all of the following mechanisms EXCEPT | show 🗑
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| show | MHC class II
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| show | graft versus host disease
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| Innate immunity __________. | show 🗑
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| show | production of antibody.
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| Newborns' immunity due to the transfer of antibodies across the placenta is an example of | show 🗑
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| Normal microbiota provide protection from infection in each of the following ways EXCEPT | show 🗑
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| The antibodies found in mucus, saliva, and tears are? | show 🗑
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| show | IgE
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| show | IgG
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| show | IgM
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| What type of immunity results from recovery from mumps? | show 🗑
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| What type of immunity results from vaccination? | show 🗑
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| When an antibody binds to a toxin, the resulting action is referred to as? | show 🗑
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| show | anti-A, anti-Rh
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| show | proteins
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| show | natural killer cells
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| Which of the following leukocytes initiates inflammation? | show 🗑
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| show | fever
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| show | pathogen
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| show | trap inhaled dust and microorganisms in mucous and propel it away from the lower respiratory tract.
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| show | a generalized and nonspecific set of defenses against a class or group of pathogens
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| Why was James Phipps (the boy who was purposely infected with cowpox) protected against smallpox? | show 🗑
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| show | immunosuppression
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| What type of immunity results from transfer of antibodies from one individual to a susceptible individual by means of injection? | show 🗑
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| Which of the following bacterial components would most likely result in B cell stimulation by T-independent antigens? | show 🗑
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| show | macrophages
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| Which of the following is NOT a characteristic of cellular immunity? | show 🗑
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| Which of the following is a true statement about inflammation? | show 🗑
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| The antibodies found on the surface of B cells, and which always exist as monomers, are? | show 🗑
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| Plasma cells are activated by a(n)? | show 🗑
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| show | monocytes
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| show | vaccines are not effective against viral infections.
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| show | liver
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| show | LPS is an endogenous pyrogen.
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| show | erythema, edema, heat, pain, altered function
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| Which bacterium is able to invade sweat glands of the skin and can use lipase to degrade sebum? | show 🗑
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| show | vaccines are not effective against viral infections.
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| show | they destroy infected body cells by phagocytosis.
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| show | interaction between CD4+ and MHC II
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| show | destroys T cells that do not recognize self-molecules of MHC.
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| A cell that has been infected with an intracellular pathogen will be targeted for destruction by which type of lymphocyte? | show 🗑
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| show | eosinophils
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| Which of the following is NOT a characteristic of B cells? | show 🗑
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| Which of the following is the best definition of antigen? | show 🗑
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