Microbial Growth and Control Vocabulary

Vocabulary flashcards related to microbial growth and control.

Acidophiles

Bacteria that grow in acid

Alkaliphiles

Bacteria that grow in alkaline solutions

Extreme halophiles

Bacteria that can grow at extremely high salt concentrations

Facultative halophiles

Microbes that do not require high salt, but can live in low amounts

Hyperthermophiles

Microbes that grow at extremely high temperatures

Mesophiles

Bacteria that best live at the human body temperature

Neutrophiles

Bacteria that grow best in a pH range of 6.5 to 7.5

Obligate halophiles

Microbes that require high salt concentration for growth

Psychrophiles

Cold-loving microbes

Psychrotrophs

Cold-tolerant bacteria

Thermophiles

Heat-loving microbes

Obligate Anaerobe

Microbes that thrive in environments without oxygen

Facultative Anaerobe

Flexible microbes that can survive without oxygen but prefer to grow with oxygen.

Obligate Aerobe

Microbes that require oxygen to grow

Log phase

Bacterial cells are undergoing binary fission. New cell wall material is made so two new cells can form.

Bacteriostatic

Stops or slows the growth of bacteria

Germicide

Kills microorganisms

Sterilization

Removal or destruction of all living microorganisms including endospores

Antisepsis

Treatment directed at destroying pathogens on living tissue

Disinfection

Destruction of vegetative pathogens on an inanimate surface