The study of fungi (yeasts and molds) and fungal disease.
The study of pathogenic (disease causing) protozoa and their diseases.
The study of viruses and viral disease.
Who is credited with the first accurate description of bacteria?
Who was responsible for finally ending the controversy surrounding the theory of spontaneous generation?
What commercially important process was Pasteur studying when he developed the technique of pasteurization?
Fermentation of wine
Who was the first person to attempt to control infection during surgery through the use of an antiseptic?
Who was the first person to demonstrate the causative role of bacteria in infectious disease?
What group of infectious agents were discovered by what investigator?
How was penicillin "accidentally" discovered?
Flemming was growing a bacteria and a strange mold appeared inhibiting his planted bacteria from growing.
What is the difference between bacteremia and sepsis?
Bacteremia is the presence of non-pathogenic bacteria in the blood stream and Sepsis involves bacteria that are multiplying and producing toxins in the blood stream that cause serious disease.
What is the term used to describe the ability of an organism to produce disease?
What is a carrier?
Harbors pathogens with no symptoms.
Differentiate between an obligate pathogen and an opportunistic pathogen.
Obligate pathogens always cause a disease (primary) Opportunistic pathogens only cause disease under certain circumstances (secondary)
What is the difference between an antiseptic and disinfectant?
Antiseptics are used on tissue and disinfectants are used on surfaces
Review the structures and functions of cellular organelles of bacteria.
Protein - ribosomes Gram (+) and neg. - cell wall Attatch of Coagulation - pili Flagella - locomotion Capsule - protects from drying, food reservoir, osmotic barrier
Know the definitions of various types of arrangement of flagella.
Ambitricious - one on each end Peritrichous - all over Mono/Polar - one and one end
List some of the characteristics of bacterial spores?
Withstand harsh conditions, gram pos., resistance to heat
Differentiate between Prokaryotic and Eukaryotic organisms.
Eukaryotic have a nucleus and Prokaryotic have no nucleus
What is the most specific basis for the taxonomy and classification of bacteria?
Give a brief definition of various portions of a bacterial growth curve.
Lag phase - cells enlarge and do not divide Log phase - bacterial growth is rampant Stationary phase - cell growth is equal to the amount of cell death Death phase - cell death is much greater than growth
Define the various terms for the way bacteria obtain energy.