MicroBio (216), Path (619), Emb (846), Comp (1367), PW Comp (end)
Which of these statements best describes a pathogen?
An organism capable of producing disease in a susceptible host
Organic wastes present in water will be decomposed by microorganisms if there is a sufficient amount of oxygen. The amount of oxygen needed for this to occur is referred to as?
BOD
What type of condition is produced by the application of an antiseptic?
Bacteriostatic
Which of these chemical agents is a member of the quaternary ammonium compound family?
Benzalkonium chloride
Monilia is used synonymously with
Candida
Which organism caused the disease known as thrush?
Candida
Which structure functions to protect the organism and to enhance its virulence?
Capsule
Which of the following structures interfere most with phagocytosis?
Capsules
What infection is one which has a relatively slow onset and long duration?
Chronic
Which of these is primarily bacteriostatic in its action?
Cold
Which of these is a causative agent of dysentery?
Entamoeba histolytica
Which of the following is caused by a member of the genus Staphylococcus?
Food poisoning
Which agent destroys yeasts and molds?
Fungicide
With what disease is rubella identified?
German measles
Which of the following enzymes is often referred to as "the spreading factor"?
Hyaluronidase
What control process is used to destroy something of no value?
Incineration
Which of these is an example of a physiological defense mechanism of the body against infection?
Inflammation
The scientist involved in the study of genetic transfer from organism to its offspring was?
Mendel
Which of these describes the movement of bacteria through a medium?
Motility
The pH at which most bacteria grow best is approximately?
NOT 6.7
What type of viral diseases would cause lesions of the skin?
NOT Adenotropic
Formalin and glutaraldehyde are which of the following types of disinfectants suitable for mortuary procedures:
NOT alcohols
Which of the following is true concerning a child who has been diagnosed with rubeola?
NOT antiobiotic therapy will minimize severity
Of the three processes that are associated with gene transfer in procaryotic cells the one that involves the least amount of info transferred is?
NOT conjugation
The addition of "alum" to water to cause precipitation of suspended particles is called?
NOT sedimentation
What is the classification for the disease poliomyelitis?
Neurotropic
Which of these chemical agents is described as a coal-tar derivative?
Phenol
What infection occurs in an individual who has no other active infection?
Primary
Which of the following is caused by rickettsia?
Q fever
Which of the following does NOT play a part in the transmission of salmonellosis
Respiratory discharges
What infection is one which occurs in an individual who already has an infection of another type?
Secondary
What is an infection of the blood with actual growth and multiplication of pathogens in the blood?
Septicemia
Which of the following viruses is most likely transmitted from host to host by unsanitary injection procedures?
Serum hepatitis
With what disease is Varicella Zoster identified?
Shingles
The causative agent of the infection called septic sore throat is
Streptococcus pyogenes
Which of the following is caused by a spirochete?
Syphilis
Which of the following is most likely to enter the body through the genitourinary tract?
Syphilis
Which of the following is NOT a factor influencing the occurrence of an infection?
The gram stain reaction of the microbes
Which of the following is NOT applicable to viruses?
They are autotrophic organisms
Syphilis is an infection caused by
Treponema pallidum
Which is NOT a viral disease?
Typhus fever
Ringworm arises from
a fungal infection.
Antibodies that cause clumping of the antigenic substances are called
agglutinins
Ethyl and isopropyl are examples of which of the following types of disinfectants suitable for mortuary procedures:
alcohols
Viruses have been found to be capable of infecting
all of these
When disinfecting removal equipment you should use
an aldehyde amd alcohol based solution
When disinfecting removal equipment you should use:
an aldehyde amd alcohol based solution
The inhibition of bacterial growth and reproduction without necessarily destroying the organisms is the result of
an antiseptic
An association of two organisms that is detrimental to one is
antibiosis.
A (an) _________ inhibits bacterial growth and reproduction without necessarily destroying the organism:
antiseptic
Rod-shaped bacteria are called
bacilli.
Hemolysins and leucocidins are classified as
bacterial toxins
Bacteria usually reproduce by
binary fission.
The causative organism for malaria is spread by the bite of a mosquito. This insect is a _______ vector?
biological
Free-flowing steam is about equal to
boiling.
Two different diseases caused by a single virus are:
chicken pox and shingles
The genus of an organism with the pathogenicity of tetanus or lockjaw is:
clostridium
Those bacteria that are spherical in shape are called
cocci.
The organisms that contribute to energy flow by breaking down waste material and dead organisms' remains are called?
decomposers
The organisms responsible for the infection epidemic meningitis exit from the host by means of
droplet spray
The study of relationships among organisms and their environment is called?
ecology
An infection which is caused by organisms already present in the body is best described as
endogenous
The "energy of activation" in chemical reactions is lowered by?
enzymes
The disease known as puerperal sepsis occurs in the
female reproductive tract.
The structures that produce motility for bacterial cells are the
flagella
The "salt loving" microorganisms found in the dead sea are referred to as?
halophiles
he "salt loving" microorganisms found in the dead sea are referred to as?
halophiles
The most widely applicable and effective sterilizing agent is
heat.
Bacteria that require organic chemical compounds for nourishment are
heterotrophic.
The type of immunity that is inherited is called
innate.
An infection which remains confined to a particular part of the body is termed
local
Limited to one place or part:
local
The second phase of the microbial growth curve is?
log
The highest temperature at which growth for a species will take place is
maximum temperature
The lowest temperature at which growth for a species will take place is the
minimum temperature.
An infection that is caused by two or more different organisms is a
mixed infection.
What is the science of structure and form without regard to function?
morphology
Those microorganisms that do not normally invade the body of the host to produce disease are
normal flora
The portal of entry of Streptococcus pneumoniae is the
nose and mouth.
the material of inheritance is contained within the
nuclear body
The prefix "staphylo" refers to an organism's tendency to
occur in grape-like clusters
Chlamydia psittaci causes
parrot fever.
The bacteria which contain nuclear bodies are
procaryotic
Organisms that capture the sun's energy and are important to the flow of energy in the ecosystem are called?
producers
Microscopic one-celled animals are called
protozoa
The breakdown of proteins by anaerobic organisms is called?
putrefaction
What disease is caused by Francisella tularensis?
rabbit fever
German measles are more correctly known as
rubella
Morphology is the study of:
shape
A communicable disease that occurs in a community only as an occasional case is termed
sporadic.
The relationship between two organisms in which neither can survive independent of the other is
symbiotic
Lockjaw is the common name for the disease
tetanus
A disease often associated with improperly cooked pork is called:
trichinosis
Protozoa may be classified as
unicellular.
Spore formation occurs in response to
unsuitable living conditions
The causative agent of a disease modified in such a manner that it will no longer cause the disease but will still promote the production of antibodies in a/an
vaccine
Non-spore producing bacteria are called:
vegtetative
Antibiotics have thus far been ineffective against most varieties or types of
viruses.
Pertussis is a disease that is commonly called
whooping cough
Which body cell is known to perform the process of phagocytosis?
A leukocyte
