TOPGRADE

Chapter 24: Microbiology Study Guide Test. Answer: D - CORRECT ANSWER 1) Which of the following statements about otitis media is false? A) It is caused by Streptococcus pyogenes. B) It is a complication of tonsillitis. C) It is transmitted by swimming pool water. D) It is caused by rhinovirus. E) It is caused by Staphylococcus aureus. Answer: C - CORRECT ANSWER 2) Which of the following does NOT confirm a diagnosis of strep throat? A) Hemolytic reaction B) Bacitracin inhibition C...

Microbiology Final Exam Quiz. Although Staphylococcus aureus demonstrates optimal growth in an environment of 1% salt, it is able to tolerate up to 13% salt. S. aureus would be described as: - CORRECT ANSWER halotolerant You have inoculated a bacterial isolate onto a variety of media with NaCl concentrations raging from 1% to 25%. On which of these media are the bacteria most likely to undergo osmotic lysis? - CORRECT ANSWER Bacteria are not likely to undergo osmotic lysis on any of thes...

Microbiology-Chapter 9 Quiz Correctly Answered. Select the methods below that illustrate the use of moist heat to control microbes. a. steam autoclave b. incineration c. pasteurization d. desiccation e. tyndallization f. boiling water - CORRECT ANSWER a, c, e, f the relative resistance of various microbes to microbial control agents. --most resistant to least - CORRECT ANSWER prions, bacterial endospores, mycobacterium, staphylococcus and pseudomonas, protozoan cysts, protozoan tro...

Medical Microbiology Lab Review Practice Exam Questions. The field of study in which medicine and microbiology intersect is known as ___________. Medical microbiology We have an expert-written solution to this problem! Which of the following is a characteristics of members of the resident microbiota? - Resident microbiota often initiate allergic reactions. - Resident microbiota typically cause serious infections. - Resident microbiota can compete with and limit growth of harmful b...

Microbiology Quiz 3 Correctly Answered. Which of the following is not a difference between endospores and vegetative cells? A) Vegetative cells are metabolically active, whereas endospores are dormant. B) Vegetative cells are more resilient due to their metabolic activities, whereas endospores are more sensitive to change. C) Vegetative cells normally have enzyme activity, whereas endospores do not show enzymatic activity. D) Vegetative cells stain easily using normal staining p...

Microbiology Test Questions With Complete Solutions. D - CORRECT ANSWER Which of the following is a eukaryotic domain in the three-domain system? A. Archaea B. Fungi C. Bacteria D. Eukarya A - CORRECT ANSWER Who was the first to observe microorganisms with a microscope? A. van Leeuwenhoek B. Hooke C. Koch D. Pasteur E. None of the above B - CORRECT ANSWER These are the primary molecules making up membranes in cells: A. Proteins B. Phospholipids C. Nucleic acids D. Carbohy...

Microbiology: Chapter 3 - Tools of Microbiology Practice Test. Which type(s) of organisms are usually observed with light microscopes? - CORRECT ANSWER Bacteria Most bacteria measure between 1 and 10 _____. - CORRECT ANSWER Micrometers The visualization of bacteria requires the use of a compound _____ microscope. - CORRECT ANSWER Light What unit of measurement represents the size of typical bacteria? - CORRECT ANSWER Micrometer Which of the following represent inoculation of a m...

Microbiology Chapter 6 Study Exam Questions Correctly Answered. Experiments designed by ______________ suggested that living cells caused the fermentation of sugar to produce alcohol. Pasteur Koch Wohler Fleming - CORRECT ANSWER Pasteur Studies done by Buchner showed that ground-up yeast cells were able to convert sugar to alcohol. The components of the mixture that were responsible for this transformation were DNA molecules. enzymes. lipids. carbohydrates. - CORRECT ANSW...

Microbiology - Chapter 16 Review Practice Test. Innate immunity A) provides increased susceptibility to disease. B) is slower than adaptive immunity in responding to pathogens. C) involves a memory component. D) involves T cells and B cells. E) is nonspecific and present at birth. - CORRECT ANSWER E All of the following protect the skin and mucous membranes from infection EXCEPT A) tears. B) multiple layers of cells. C) saliva. D) the "ciliary escalator." E) HCl - C...

Microbiology Ch 4 Study Exam Questions. Which of the active transport types employs diffusion? - CORRECT ANSWER Symport What type of transport uses two transport proteins? - CORRECT ANSWER Symport Sodium and potassium ions need to be pumped simultaneously against their concentration gradients. Which one of the transport proteins would be most effective at this? - CORRECT ANSWER Antiport Why are ATPases associated with active transport proteins? - CORRECT ANSWER They provide transpo...

Microbiology Chapter 8 Questions And Answers. The properties of a cell which are determined by its DNA composition are its phenotype. genotype. metabolism. nucleoid. - CORRECT ANSWER phenotype The source of variation among microorganisms that were once identical is antibiotic resistance. virulence factors. sigma factors. mutation. - CORRECT ANSWER mutation The characteristics displayed by an organism in any given environment is its genotype. archaetype. mutatotyp...

Microbiology Assignment 7 Correctly Solved. Which of the following is an example of healthcare-associated infection (HAI)? - CORRECT ANSWER A patient develops a Pseudomonas infection during treatment in a bum unit. Which of the following factors contributes to the frequency of healthcare-associated infections (HAIs) - CORRECT ANSWER Transmission from healthcare professionals to patients; The presence of patients with weakened immune systems; The presence of a wide range of pathogens in t...

Microbiology – Parasitology Complete Test With Complete Solutions. 1. Microscopic examination of peripheral blood may be diagnostic for infection with each of the following parasites EXCEPT: A. Plasmodium vivax B. Trypanosoma cruzi C. Trichinella spiralis D. Wuchereria bancrofti - CORRECT ANSWER C 2. In hookworm cases where progressive anemia is present, what additional test procedure should be performed to determine infection in stool specimens? A. Permanently stained smear ...

Microbiology – MLS Final Exam Prediction Questions & Answers. 8) The proper blood-to-broth ratio for blood cultures to reduce the antibacterial effect of serum in adults is: A) 1:2 B) 1:3 C) 1:10 D) 1:30 - CORRECT ANSWER C 12) A Staphylococcus aureus isolate has an MIC o 4 ug/mL to oxacillin. There is uncertainly as to whether this represents an oxacillin (heteroresistant) resistant strain or a hyperproducer of beta-lactamase. Strain Oxacilin Amoxicilin-clavulanic acid A Suscepti...

Microbiology: Metabolism MMA Study Guide Test. In metabolism, energy that is not used is? - CORRECT ANSWER Given off as heat The reactions involved in producing larger compounds from smaller compounds is called? - CORRECT ANSWER Anabolism Where does the energy required for anabolic reactions come from? - CORRECT ANSWER Catabolic reactions The use of amino acids to make proteins is an example of? - CORRECT ANSWER Anabolism Why is ATP required for glycolysis? - CORRECT ANSWER ATP ...

Microbiology Chapter 1 Exam Questions And Answers. Which statement is generally NOT true? A) Microbial cells exist as single cells. B) Microbial cells carry out their life processes of growth independently. C) Microbial cells include both bacteria and viruses. D) Microbial cells exclude the cells of plants and animals. - CORRECT ANSWER C Basic microbiology can be used to A) probe the fundamental processes of life. B) study characteristics of cells of multicellular organisms. C) mo...

Prions-Microbiology Final Exam Pre-Test. Prions:Background/discovery - CORRECT ANSWER *Alper and Griffith hypothesized that proteins were the infectious agent of some transmissible spongiform encephalopathies-SCRAPIES! *Developed this theory to explain how the infectious agent causing scrapie and Creutzfeldt-Jakob disease resisted ionizing radiation (too small to be a virus) *1982 Dr. Stanley Pruisner, UCSF purified the hypothetical infectious protein and he coined the term prion---from ...

CH 13 Microbiology Questions And Answers. 1. Infection occurs when: A) contaminants are present on the skin B) a person swallows microbes in/on food C) a person inhales microbes in the air D) pathogens enter and multiply in body tissues E) all of the choices are correct - CORRECT ANSWER pathogens enter and multiply in body tissues 2. All infectious diseases: A) are contagious B) only occur in humans C) are caused by microorganisms or their products D) are caused by vectors E) i...

Chapter 21 Microbiology Study Exam Questions And Answers. Which of the following is not equal to 1 m a. None of the others b. 100 mm c. 10 dm d. 109 nm e. 106 ìm - CORRECT ANSWER b. 100 mm 1) All of the following are normal microbiota of the skin EXCEPT A) Streptococcus. B) Micrococcus. C) Staphylococcus. - CORRECT ANSWER A. 2) An eight-year-old girl has scabs and pus-filled vesicles on her face and throat. Three weeks earlier she had visited her grandmother, who had shingle...

Microbiology and Parasitology Written Exam. When was the term microbiology first used - CORRECT ANSWER 1860s What four areas of study are encompassed by clinical microbiology - CORRECT ANSWER Viruses, fungi, bacteria, and parasites What is the difference between a pathogen and an opportunistic pathogen - CORRECT ANSWER Pathogen: a bacteria capable of causing a disease Opportunistic pathogen: microorganisms that invade the body and cause illness only when the body's immune defense ar...