Description : _____ is an ancient disease now endemic in the southwestern US in gophers and prairie dogs. a. Leptospira interrogans b. Borrelia burgdorferi c. Rickettsia rickettsii d. Yersinia pestis
Last Answer : d. Yersinia pestis
Description : ______ is the most wide-spread zoonosis. a. Leptospira interrogans b. Borrelia burgdorferi c. Rickettsia rickettsii d. Yersinia pestis
Last Answer : a. Leptospira interrogans
Description : An early symptom of ________ is a spreading bulls-eye rash at the site of a tick bite. a. Tularemia b. Lyme disease c. Yersinia pestis d. Q fever
Last Answer : b. Lyme disease
Description : Skin ulcers are a common lesion resulting from being bitten by a. A Tick Infected With B. Burgdorferi. b. Fleas Infected With Y. Pestis. c. A Tick Infected With F. Tularensis. d. Lice Infected With C. Tetani.
Last Answer : c. A Tick Infected With F. Tularensis.
Description : Epidemic, endemic, and scrub typhus are caused by a different species a. Yersinia b. Borrelia c. Rickettsia d. Clostridium
Last Answer : c. Rickettsia
Description : Yersiniosis is caused by a. Yersinia pestis. b. Yersinia pseudotuberculosis. c. Yersinia entercolitica. d. All of the above (A—C) cause the illness.
Last Answer : c. Yersinia entercolitica.
Description : Yersinia enterocolitica and Y. pestis can be differentiated on the basis of which of the following tests? A.Decarboxylation of ornithine B.Fermentation of sucrose and cellobiose C.Motility at 22°C D.All of these
Last Answer : D.All of these
Description : Just as Xenopsylla is to Yersinia pestis, so is:
Last Answer : Just as Xenopsylla is to Yersinia pestis, so is: A. Glossina palplis to Wuchereria ... to Taenia solium D. Phlebotomus to Leishmaina donovani
Description : Which of the following causes plague? (a) Trichinella spiralis (b) Salmonella typhimurium (c) Yersinia pestis (d) Leishmania donovani
Last Answer : (c) Yersinia pestis
Description : Which one of the following pairs is not correctly matched? (a) Syphilis – Trichuris trichiura (b) Sleeping sickness – Trypanosoma gambiense (c) Dengue fever – Arbovirus (d) Plague – Yersinia pestis
Last Answer : (a) Syphilis – Trichuris trichiura
Description : Tetracyclines are active against the following gram negative bacteria: A. Salmonella typhi B. Pseudomonas aeruginosa C. Yersinia pestis D. All of the above
Last Answer : C. Yersinia pestis
Description : This disease, caused by infection with the gram-negative Yersinia pestis, is transmitted by fleas from rats to humans What is the more common name for this disease?
Last Answer : ANSWER: Bubonic Plague or Black Death
Description : Which of the following is a soilborne disease? a. Tularemia b. the plague c. Rickettsia d. Tetanus
Last Answer : d. Tetanus
Description : Which of the following theory is supported by the genomic sequence of the obligate intracellularparasite Rickettsia prowazekii ? A- Parasitic bacteria have very large genomes B- Parasites have a ... viruses C- Mitochondria have evolved from endosymbiotic bacteria D- All bacteria evolved from viruses
Last Answer : Mitochondria have evolved from endosymbiotic bacteria
Description : Which of the following organisms do not have rigid cell wall A Archaea B Chlamydia C Mycoplasma D Rickettsia
Last Answer : D Rickettsia
Description : A characteristic of cell staining of Y. pestis is a a. Gram-Positive Staining. b. Bipolar Staining. c. Gram-Positive Staining. d. Gram-Variable Staining.
Last Answer : b. Bipolar Staining
Description : Gastric ulcer disease is caused by a. Helicobacter pylori. b. Yersinia entercolitica. c. Escherichia coli. d. Salmonella Typh
Last Answer : a. Yersinia pestis.
Description : Gastric ulcer disease is caused by a. Helicobacter pylori. b. Yersinia entercolitica. c. Escherichia coli. d. Salmonella Typhi.
Last Answer : a. Helicobacter pylori.
Description : Bacillus subtilis makes a good "bacterial factory" in genetic engineering because _____. a. it normally retains the products it makes b. it is not a human pathogen c. contains endotoxins in it's cell wall d. traditionally ferments sugars
Last Answer : b. it is not a human pathogen
Description : A microarray can be used to _____. a. identify if a patient has been infected by a pathogen b. produce human insulin c. insert a viral gene into a plant to prevent viral infection d. A-C are correct
Last Answer : a. identify if a patient has been infected by a pathogen
Description : Hanta virus is present in the desert southwest for those in contact with a. Mouse Droppings b. Ticks; Leukocytes c. Mosquitoes d. Prairie Dogs
Last Answer : a. Mouse Droppings
Description : Ehrlichiosis is transmitted by _____ and infects _____. a. Lice; Red Blood Cells b. Ticks; Leukocytes c. Fleas; Skin Cells d. Ticks; Liver Cells
Last Answer : b. Ticks; Leukocytes
Description : Polymorphonuclear leukocytes (or PMNs) A- can be attracted to the site of an infection following activation of complement B- are derived from bone marrow stem cells C- are a type of phagocyte that can engulf and kill bacteria D- .all of the above
Last Answer : .all of the above
Description : An emerging pathogen associated with contaminated water is _____. a. typhoid fever b. cholera c. shigellosis d. Vibrio vulnificus
Last Answer : d. Vibrio vulnificus
Description : A _____ is a protein receptor on the surface of macrophages, dendritic cells, and endothelial cells that allow them to recognize foreign cell markers. a. Toll-like receptor (TLR) b. pathogen-associated c. Membrane attack complex (MAC) d. Natural killer cells (NK)
Last Answer : b. pathogen-associated
Description : _____ is the scientific study of how the immune system functions in the body to prevent or destroy foreign material, including pathogen a. Epidemiology b. Microbiology c. Immunology d. Toxicology
Last Answer : c. Immunology
Description : Which of the following is NOT an enzyme a pathogen might use to gain entrance into the body? a. Coagulase b. Streptokinase c. Hemolysin d. A-C Are Correct
Last Answer : d. A-C Are Correct
Description : The ability of a pathogen to penetrate tissues, cause damage and spread is _____. a. Pathogenicity b. Invasion c. Adhesiveness d. Infectiousness
Last Answer : b. Invasion
Description : An acute disease becomes _____ when the body is incapable of ridding itself of the pathogen, while a local disease becomes ______ when it disseminates to deeper organs and tissues. a. Contagious; Systemic b. Contagious; Secondary c. Chronic; Systemic d. Chronic; Secondary
Last Answer : c. Chronic; Systemic
Description : The site where a pathogen enters the body is commonly called the _____ while the number of pathogens necessary to establish an infection is the _____. a. Penetration Point; Dose b. Penetration Point; Acme c. Portal Of Entry; Dose d. Portal Of Entry; Acme
Last Answer : c. Portal Of Entry; Dose
Description : are single-stranded DNA molecules that can recognize and bind to a distinctive nucLeotide sequence of a pathogen. a. Prophages b. Plasmids c. Cloning vectors d. DNA probes
Last Answer : d. DNA probes
Description : A heritable change in DNA is called a ______. a. mistake b. mutation c. gene d. pathogen
Last Answer : b. mutation
Description : Which of the following statements is not true regarding Mycobacterium tuberculosis and/or the disease it causes? A.The pathogen contains mycolic acid in its cell wall B.The pathogen can live inside macrophages C.Antibodies to the pathogen are protective D.None of these
Last Answer : C.Antibodies to the pathogen are protective
Description : An important method used in the rapid identification of a pathogen is a. RNA gene sequencing b. polymerase chain reaction c. molecular taxonomy d. biochemical tests
Last Answer : d. biochemical tests
Description : Who inhabits the human body as a parasite ?
Last Answer : : Worms inhabit the human body as parasites.
Description : What is the most common bacteria species that normally inhabits the human intestines?
Last Answer : What is the answer ?
Description : Are bacteria viruses and rickettsia pathogens?
Last Answer : They all can be, but not all bacteria ec cause disease and someare symbiotes.
Description : Transformation experiment was first performed on which bacteria? (a) E. coli (b) Diplococcus pneumoniae (c) Salmonella (d) Pasteurella pestis
Last Answer : b) Diplococcus pneumoniae
Description : In 1842, Edwin Chadwick's report raised the possibility that sewage spreads disease along with a ______ outbreak which began the ________ movement. a. typhoid, aseptic b. cholera, sanitation c. polio, immunization d. none of the above are correct
Last Answer : b. cholera, sanitation
Description : ________ bind to_________ on microbial invaders. a. Toll-like receptors; PAM Ps b. Mast cells; histamine c. Toll-like receptors; complement d. Macrophages; defensins
Last Answer : a. Toll-like receptors; PAM Ps
Description : ________ occurs if a microbial member of the normal microbiota should gain access to sterile tissue. a. Pathogenicity Islands b. Exogenous Infection c. Endogenous Infection d. Polymicrobial Disease
Last Answer : c. Endogenous Infection
Description : Damage from ________ is the major cause of liver transplants in the US, alcohol and drug use are cofactors. a. hepatitis A b. hepatitis B c. hepatitis C d. herpes simplex I
Last Answer : c. hepatitis C
Description : ________ is seen with periods of fever and chills when many spirochetes are present in the blood. a. Rabbit fever b. Lyme disease c. Relapsing fever d. The Plague
Last Answer : c. Relapsing fever
Description : Atoms with varying mass numbers are called ________. a. Electrons b. Ions c. Isotopes d. Neutrons
Last Answer : c. Isotopes
Description : Read the following four statements (A-D) about certain mistakes in two of them. (A) The first transgenic buffalo, Rosie produced milk which was human alpha-lactalbumin enriched. (B) Restriction enzymes are used in isolation of DNA ... mistakes? (a) B and C (b) C and D (c) A and C (d) A and B
Last Answer : (d) A and B
Description : The 1992 Nobel Prize for medicine was awarded to Edmond H. Fischer and Edwin J. Krebs for their work concerning (a) reversible protein phosphorylation as a biological regulation mechanism (b) ... (c) human genome project (d) drug designing involving inhibition of DNA synthesis of the pathogen.
Last Answer : (a) reversible protein phosphorylation as a biological regulation mechanism
Description : Which one of the following organisms is scientifically correctly named, correctly printed according to the International Rules of Nomenclature and correctly described? (a) Musca domestica - the common ... ) E.coli - full name Entamoeba coli, a commonly occurring bacterium in human intestine.
Last Answer : (b) Plasmodium falciparum - a protozoan pathogen causing the most serious type of malaria
Description : Are Leukocytes in red blood?
Last Answer : answer:Yes, leukocytes are in blood, but the UTI test looks for an enzyme (leukocyte esterase) that demonstrates that the leukocytes are actively fighting an infection, not whether the leukocytes ... of other possibilities for false positives: http://www.themedlab.com/pages/Molecule/docs/130.pdf