Fechar
What is the term that describes the relative ability of a pathogen to cause disease?
What 2 factors determine how virulent a pathogen is?
Bacteria, viruses, protozoans, fungi, and parasitic worms are examples of disease-causing organisms. The scientific term for disease-causing organisms is ____________.
Bacteria are classified as which:
Eukaryotes
or
Prokaryotes?
If what you are looking at under a microscope does not have a nucleus it is which:
Eukaryotes
or
Prokaryotes?
The scientific term for bacteria that are shaped like a sphere.
The scientific term for bacteria that are shaped like a rod.
The scientific term for bacteria that are shaped like a spiral.
Not all bacteria are harmful. What are some of the benefits of bacteria?
Probiotics, which are usually called beneficial bacteria, provide all sorts of powerful benefits for your body and brain.
__________ are chemicals that inhibit the growth of bacteria.
Antibiotics ____________ processes in bacteria but not in human cells.
Antibiotics prevent the ___________ of cell walls.
Antibiotics _________ the synthesis or production of cell walls.
TRUE / FALSE
Viruses are living organisms pathogens.
TRUE / FALSE
Viruses and bacteria are about the same size.
Viruses are genetic material (DNA or RNA) surrounded by a protein coat called a ____________.
Place the steps of viral replication in order.
TRUE / FALSE
Protozoans are single-celled prokaryotic organisms
Protozoans cause disease by producing _________ and __________ that prevent normal functioning of host cells
Name 4 diseases caused by protozoans.
Which protozoan infection should you be particularly concerning with when drinking from a stream or pond, especially when beaver are nearby?
TRUE / FALSE
Deer ticks are the DIRECT cause of Lyme Disease.
TRUE / FALSE
It is not unusual for weeks or even months to pass before symptoms of lyme disease develop after a deer tick bite.
What is the vector for West Nile Virus?
Meningitis and __________ can result from having West Nile Virus
TRUE / FALSE
Humans, horses and birds are the only known vertebrates that can be infected with West Nile virus
Define an epidemic and give some examples. (From Slides)
Define an emerging disease and give some examples. (From Slides)
Define a reemerging disease and give an example. (From Slides)
List the 4 patterns of disease
Define and classify a sporadic disease.
Define an endemic disease and provide an example.
Define an epidemic disease and provide an example.
Define a pandemic disease and provide an example from the slides.
Name a pandemic that has occurred within the last 10 years.
