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micro ch 1
Question | Answer |
---|---|
From research published in "Clinical Infectious Diseases and Infection Control and Hospital Epidemiology", how long did vancomycin resistant enterococci survive? | 7 days |
Hands, gloves and bodies could be colonized with vancomycin resistant enterococci. T/F | true |
Who suggested doctors and students should wash their hands with chlorinated lime solution? | semmelweis |
The group or category of microorganisms responsible less than 1% of diseases are___. | bacteria |
The process of turning fruit juices such as apples, grapes, peaches, etc into alcoholic beverages such as wines is called__. | fermentation |
Who developed the domain system that is used today based on rRNA analyses? | woese & fox |
Of the kinds of microorganisms which ones do not contain peptidoglycan in their cell walls but are found nearly everywhere? | archaea |
Which group of microorganisms are acellular? They are basically protein and nucleic acids, while some have sugars present in the spike or envelope. | viruses |
6 major groups of microorganisms | bacteria, algae, fungi, viruses, protozoa, and helminthes |
coccus shape | round |
bacillus shape | rod |
vibrio shape | curved rod |
coccobacillus shape | short rod |
spirillum shape | spiral |
spirochete shape | long lose helilical spiral |
What fungi helps bread rise? | Saccharomyces cerevisiae |
What virus can cause respiratory infections like the common cold, severe acute respiratory syndrome (SARS), and Middle East respiratory syndrome (MERS). | Coronavirus family |
What protozoa is a parasite that infects humans and other mammals, causing severe diarrhea. | Giardia lamblia |
A helminthes, a beef tapeworm that infects both cattle and humans is called? | Taenia saginata |
Who was the “father of Western medicine,” believed that diseases had natural, not supernatural, causes? | Hippocrates |
Who observed that survivors of the Athenian plague were subsequently immune to the infection. | Thucydides |
Who proposed that disease could be caused by “certain minute creatures . . . which cannot be seen by the eye.” | Marcus Terentius Varro |
Who invented the first tool for the study of microorganisms in 1665 | Robert Hooke |
Who refined the microscope and was the first to view living microorganisms | Van Leeuwenhoek |
Who formulated cell theory 100 yrs after the death of Leewenhoek? | Matthias Schleiden and Theodor Schwann |
Cell theory states | cells are the fundamental units of life and carry out all the basic functions of living things |
) is credited with numerous innovations that advanced the fields of microbiology and immunology. (swan neck, pasteurizing, and fermination) | Louis Pasteur |
Who identified the specific microbes that cause anthrax, cholera, and tuberculosis | Robert Koch |
Scientific method | Observation leads to question Question generates hypothesis Hypothesis is tested through experiment(s) Results prove or disprove hypothesis Accepted hypothesis can lead to theory/law Disproved hypothesis is rejected or modified |
Who developed a new system for categorizing plants and animals | Carolus Linnaeus |
Write scientific names correctly | Capitalize the first letter of the genus name The species name begins with a lower case letter Both the genus and species names are italicized |
Some____ live in extreme environments, such as the Morning Glory pool, a hot spring in Yellowstone National Park | archaea |
Characteristics of eukaryotes | Typically larger than prokaryotes, Nuclear membrane around the nucleus, typically the organelles are more complex: mitochondria, ribosomes, lysosomes ect, cell walls are present in plants, cell membrane, Multicellularity is a possibility |
characteristics of prokaryotes | Single cell, Nucleoid region, Typically smaller than eukaryotes Ribosomes are present and some have gas vesicles, Cell walls contain peptidoglycan, Various shapes and sizes exist |
The roman's created a complex sanitation infrastructure to deal with sewage known as the ___ hypothesis | miasma hypothesis |
Tree of life | Linnaeus(1758)= plant/animals Haeckel(1866)= plant/animals/protists/ monera Whittaker(1969)= plant/animals/protists/monera/fungi |
Viruses are acellular, which means ___ | not composed of cells |
Pathogens cause ___ | disease |
___ are unicellular eukaryotes that are not plants, animals, or fungi. Algae and protozoa are examples of this. | Protists |
___ is a broad term that encompasses the study of all different types of microorganisms | Microbiology |
bacteriology is the study of ___ | bacteria |
mycology is the study of _____ | fungi |
protozoology is the study of _____ | protozoa |
parasitology is the study of _____ | helminths and other parasites |
virology is the study of ____ | viruses |