Lecture Exam 1 - Notes: pages 1-6 Flashcards
_________ : study of microbes
Microbiology
_________ : any living organism that is too small to be seen with the naked eye.
Microbe
_________ : are too small to be seen without the aid of a microscope
Microscopic organisms
_________ : can be seen without the aid of a microscope
Macroscopic organisms
_________ : study of Bacteria
Bacteriology
_________ : study of Viruses
Virology
Virology: study of Viruses
These are the smallest of all _________
microbes
Virology: study of Viruses
Viruses are not considered to be _________
Viruses are referred to as being _________
- alive or dead
- active or inactive
Virology: study of Viruses
Active~_________ ; an active virus could cause disease
alive
Virology: study of Viruses
Inactive~_________ ; an inactive virus cannot cause disease
dead
Inactive~dead; an inactive virus _________ cause disease
cannot
Active~ alive; an active virus _________ cause disease
could
_________ : study of Fungi (yeast, mold & mushrooms)
Mycology
-Mycology-
Yeast and Mold are _________ fungi
microscopic
-Mycology-
Mushrooms are _________ fungi
macroscopic
_________ : study of Algae i.e. Seaweed
Phycology
_________ : study of Protozoa
Protozoology
_________ : study of Parasites (Worms = Helminthes)
Parasitology
_________ : study of the immune chemicals and cells that are produced in response to infection
Immunology
Public Health _________ and _________: Monitor and control the spread of diseases in communities. The main agency is the CDC (Centers for Disease Control and Prevention)
- Microbiology
- Epidemiology
Public Health Microbiology and Epidemiology: Monitor and control the spread of diseases in communities. The main agency is the CDC (_________ )
Centers for Disease Control and Prevention
_________ : includes any process in which humans use the metabolism of living things to arrive at a desired product
Biotechnology
_________ : techniques that alter the genetic makeup of organisms to mass produce chemicals such as human hormones, drugs, etc
Genetic engineering
_________ : science of classification
Taxonomy
_________ :
Animalia: animals -Parasitology Plantae: plants - Phycology Protista: protozoa - Protozoology Fungi: yeast, mold, and mushrooms - Mycology Monera: bacteria - Bacteriology
5 kingdom classification system
-5 kingdom classification system-
_________ : animals -Parasitology
Animalia
-5 kingdom classification system-
Animalia: animals - _________
Parasitology
-5 kingdom classification system-
_________ : plants - Phycology
Plantae
-5 kingdom classification system-
Plantae: plants - _________
Phycology
-5 kingdom classification system-
_________ : protozoa - Protozoology
Protista
-5 kingdom classification system-
Protista: protozoa - _________
Protozoology
-5 kingdom classification system-
_________ : yeast, mold, and mushrooms - Mycology
Fungi
-5 kingdom classification system-
Fungi: yeast, mold, and mushrooms - _________
Mycology
-5 kingdom classification system-
_________ : bacteria - Bacteriology
Monera
-5 kingdom classification system-
Monera: bacteria - _________
Bacteriology
-3 domain system-
_________ : Ancient bacteria (extremophiles)
Archaea
-3 domain system-
_________ : True bacteria
Eubacteria
-3 domain system-
_________ : All other living organisms
Eucarya
-Archaea: Ancient bacteria (extremophiles)-
_________ : grown best in an environment containing methane gas
Methanogens
-Archaea: Ancient bacteria (extremophiles)-
_________ : require a high salt concentration to grow
Obligate Halophile
-Archaea: Ancient bacteria (extremophiles)-
_________ : grow best in environments that have very high temperatures
Hyperthermophiles
_________ - Are not classified as they are not alive
Viruses
Binomial System of _________ (2 word naming system)
Nomenclature
_________ : developed the Binomial System of Nomenclature (2 word naming system)
Linnaeus
Binomial System of Nomenclature (2 word naming system)
The first word is called the _________ ; the second is called the _________
- genus
- species
When letters/numbers are written after the species name they refer to the _________ type of the _________
- strain
- bacterium
_________ are known as variations within a species
Strains
_________ : disease causing organism
Pathogen (pathogenic)
_________ : organism that Normally does not cause disease
Nonpathogen (nonpathogenic)
_________ : a non-pathogen that will take advantage of an “opportunity” to cause disease
Opportunistic organism
Nonpathogenic—— ________ —Pathogenic
reversion
Every _________ is an Opportunistic organism
Non-pathogen
_________ : Degree of pathogenicity
Virulence
_________ :
Usually refers to the ability of individual strains or isolates from clinical samples to produce disease
Virulence
_________ : can cause disease; a virulent organism is pathogenic
Virulent
_________ : does not cause disease; an avirulent organism is nonpathogenic
Avirulent
The majority of microbes are _________ .
nonpathogenic
BSL = _________
Biosafety Level
Biosafety Level ___
Microbes not generally considered to be pathogens (non-pathogens)
Microbiology teaching labs
1
Biosafety Level ___
Moderate potential to infect. Can cause disease in healthy people, but can be contained with proper facilities. Most pathogens fall into this class.
2
Biosafety Level ___
Microbes that can cause severe disease when inhaled such as
Mycobacterium tuberculosis (TB) and Yersinia pestis (Bubonic plague)
HIV
3
Biosafety Level ___
Highly virulent microbes
Extreme risk of infection and death
Close to 100% mortality rate, no treatment, and no vaccine i.e. Ebola virus
4
Microbes can be used to produce _________
food
Any _________ food or beverage is a product of microbial growth
fermented
The microbes used to start the fermentation are called _________ cultures
starter
The microbes growing in the fermented food are called _________ cultures
active
Bread Beer Wine Sauerkraut Pickles Vinegar Cheese Yogurt
These are all:
active cultures
Microbes can be used as food
Seaweed
_________ : used as a protein supplement in animal feed
Single Cell Protein
_________ : naturally produced by microbes; will kill or inhibit the growth of other microbes
Antibiotics
_________ = Against life
Antibiotics
_________ :
Plays a role in blood clotting
Vitamin K
Vitamin K:
Naturally produced by the _________ in our G.I tract.
E. coli
E. coli is an _________ microbe
enteric
_________ = Intestinal
Enteric
Newborns are given Vitamin __ soon after birth as a preventative against _________ Disease Newborn
- K
- Hemorrhagic
Adults don’t need to be given Vitamin K since adults have high level of _________ in their G.I. tract
E. coli
_________ thuringiensis is a bacterium that is naturally found in soil
It is nonpathogenic to humans but is pathogenic to insects
Bacillus
Bacillus thuringiensis produces crystals that are toxic to certain _________ , but are not toxic to _________
- insects
- humans
Commercial dusts are now on the market containing freeze-dried Bacillus thuringiensis.
This is known as a _________
biopesticide
_________ : manipulation of DNA, recombinant products
Genetic engineering
_________ products = Product of genetic engineering
recombinant
-Genetic engineering-
_________ : used by diabetics
Insulin
-Genetic engineering-
_________ : treatment for dwarfism
Growth hormone
-Genetic engineering-
_________ : blood clotting protein; treatment for hemophilia
Factor VIII
_________ : plants containing the Bt toxin gene
Bt plants
Bt = bacillus _________
thuringiensis
_________ = Genetically Modified Organism
GMO
GMO = Genetically Modified Organism
-Comes from a _________
microbe
_________ :
using microbes to clean up pollutants
Bacteria genetically engineered to clean up oil spills
Bioremediation
_________:
Prevent pollution
Recycle as drinking water
Sewage treatment