Quiz Questions Flashcards
What is the correct sequence for the different classification levels of an organism, going from largest grouping to the smallest?
Domain, Kingdom, Phylum, Class, Order, Family, Genus & Species
What is the correct sequence for the different classification levels of an organism, going from smallest grouping to the largest?
Species, Genus, Family, Order, Class, Phylum, Kingdom and Domain
What is diffusion?
The movement of molecules through a semi-permeable membrane from an area of higher concentration to an area of lower concentration.
What process of transport requires energy?
Active Transport
When a molecule enters a cell via the proteins on its membrane, it has undergone.
Facilitated diffusion
It is the relative power of a pathogen to cause disease
Virulence
A type of relationship between organism in which one organism benifits and the other neither benefits nor is harmed is:
Commensalism
A type of relationship between organism in which one organism is harmed by the presence of the other
Parasitism
These organisms are smaller than bacteria, consist of DNA and RNA and enters the host cell.
Virus
Parasitic worms in the medical profession are called:
Helminths
A laboratory technique used to identifybacteria which consist of staining bacteria with violet and red stains:
Gram stain
Organisms that require oxygen in order to reproduce:
Aerobic
A type of bacterial morphology that present as a sphere or round forms
Cocci
A type of bacterial morphology that present as a rod or cylinder forms
Bacilli
Short, slightly bent, comma shaped rods
Vibrio
A bacterial structure that resist boiling, and most chemical disinfectants.
Specialized structure of bacteria that resist boiling and most chemical disinfectants.
Spores
A type of bacterial toxin that are contained in the cell wall and are released only when the bacterial cell dies and desintegrates:
Endotoxin
A bacterial structure that surrounds the bacterial cell, increases the virulence and aids in identification:
Capsules
Vaginitis in women is caused by:
Type of vaginitis with profuse, cream-colored, foul-smelling discharge is caused by:
Trichomonas vaginalis
Organisms that are the simplest forms of animal life, unicellular, and generally infect humans through contaminated food or water:
Protozoans
Virus that affects the immune system:
Immunotrophic
Virus that affects the skin and mucous membranes
Dermotrophic
A type of bacterial toxin that diffuses out of an intact bacterial cell wall and are the most potent toxin:
Exotoxin
A type of bacteria that require living or dead organic matter for food and are pathogenic:
Heterotrophic
True concerning growth requirements of bacteria except
grows best in highly acidic environment
True:
Most bacteria grow best in neutral pH
Most bacteria grow best in normal body temperature
Most bacteria are killed by direct sunlight
Hair like processes that cause the bacteria to move along in liquid by their wave like rhythmic contactions.
Hair-like bacterial structure that cause the bacteria to move along in liquid:
flagella
Organisms that are capable of infecting humans, lacks clorophyll and includes yeast and molds:
Fungi
Any disease induced by fungus
Mycosis