Chapter 10 Microbiology
True
A Gram stain differentiates cells into two specific groups.
Passive acquired
A fetus obtains which type of immunity from the placenta?
True
A person can overreact to an antigen.
latent
A slow-growing virus that may be suppressed or dormant for a period of time is called ________________.
West Nile Virus
A virus commonly transmitted through mosquito bites is __________________.
HIV
AIDS is caused by contracting the virus_____________.
natural acquired
After people have had a disease, they develop what kind of immunity to that disease?
True
All health care providers should be immunized against hepatitis B.
False
Anaerobic bacteria must have oxygen to grown and live.
Amoeba
Another name for Protozoa is ________________.
False
Antibiotics are extremely useful in killing viruses.
rod
Bacilli microorganisms are _______________ shaped.
20
Bacteria will divide every _________________ minutes if in warm, dark, and moist areas.
Streptococci
Chains
Various genital infections, various eye infections, various lymph node infections
Chlamydia trachomatis is responsible for which of the following?
round
Cocci microorganisms are ________________ shaped.
Rapidly progressing dementia , memory loss, speech impairment
Creutzfeldt-Jakob disease affects individuals by showing which of the following symptoms?
60 years
Creutzfeldt-Jakob disease typically affects which of the following age groups?
Pathogens
Disease causing microorganisms are _________________.
Drank water from a contaminated source
Dysentery is an infection you may get if you ___________________.
True
Fever destroys most bacteria
Staphylococci
Grows in clusters, much like in grapes.
False
Hepatitis is transmitted only by virus.
Lips and mouth
Herpes simplex virus 1 affects...?
Genital areas
Herpes simplex virus 2 affects...?
False
Humans can Bacillus anthracis through airborne particles.
AIDS
Kaposi's sarcoma is usually found in patients who have contracted _________________.
True
Louis Pasteur discovered a method to prevent the occurrence of disease through creating vaccines.
False
Louis Pasteur was the first to find the great number of moving microorganisms through the microscope.
True
Malaria and sleeping sickness are two diseases caused by Protozoa microorganism.
parotid
Mumps is an infection of which salivary glands?
Antigens
Pathogens that stimulate the production of antibodies are called ________________.
True
Pediculosis is the state of being infected with head lice.
True
Periodontal disease is caused by protozoa and bacteria.
respiratory system
Pertussis is a disease that affects the __________________.
True
Protozoa and bacteria microorganisms cause periodontal disease and are found in the inflamed tissue around the tooth.
True
Richard Julius Petri devised the cylindrical shallow dish with the clear cover that is used in microbiology laboratories today.
fungus
Ringworm is caused by a ___________________.
"S"
Spiral microorganisms are ______________ shaped.
True
Staphylococcal infections are from the bacteria groups which include toxic shock syndrome.
chains
Streptococci bacteria are identified as bacteria growing in _________________.
Anton van Leeuwenhoek
The "father of microbiology" is ______________.
False
The Protozoa microorganisms are visible to the naked eye.
brain tissue
The TSEs are rare microorganisms and are deadly due to the fact that they affect __________________.
True
The chlamydia microorganism is the cause of the most common sexually transmitted disease in the United States.
Virus
The common cold and flu are caused by a ________________.
bacteria and viruses
The groups of microorganisms that are of importance in dentistry is/are :
14 days
The hepatitis B virus can live on a dry surface for up to...?
True
The most common sign of tetanus is stiffness of the jaw.
indirect contact
The route of transmission of a microorganism by a contaminated instrument is __________________.
Inhalation
The route of transmission of a microorganism by breathing in the pathogen is ___________________.
none of the above
The route of transmission of a microorganism by touching the lesion is _______________
True
The seroconversion rate is where the vaccine causes the development of immunity.
True
The shape of bacteria is unique to the group of microorganisms.
True
The single-celled organisms referred to as "animalcules" were discovered by Anton Von Leeuwenhoek.
Virus
The smallest microorganisms is the __________________.
Symptoms occurring between 1 and 6 days, low-grade fever, weakness, and dry, hacking cough.
The symptoms of individuals affected by anthrax, a Gram-positive bacillus, include____________________.
Aerobic
The type of bacteria that must have oxygen to live and grow is ____________________.
A
The type of hepatitis you may get by eating contaminated food is_______________.
Natural
The type of immunity a person is born with is ________________.
chicken pox
The varicella-zoster virus is responsible for _______________.
Candidiasis and thrush mouth
Thick, white, raised patches in the mouth could be _________________.
fingernail
This group of fungal infections, tinea unguium, is characterized as white patches of the __________________.
Saliva contact, coughing, cross-contamination by dental procedure.
Tuberculosis is spread to others by ________________.
curve
Vibrio microorganisms are __________________ shaped.
Tetanus
Which of the following bacterial diseases may cause lockjaw?
Measles, polio, hepatitis B, and chicken pox
Which of the following diseases are caused by a virus?
Tetanus, Tuberculosis, Pneumonia, and Strep throat
Which of the following diseases are caused by bacteria?
B
Which type of hepatitis is of most concern to the dental professional?
Robert Koch
Who proved that bacteria are the cause of some diseases?
Louis Pasteur
Who proved that heat kills spores and bacteria?
False
Yeasts can be killed with antibiotics.
tinea pedis
_______________, commonly called athlete's foot, is which of the following fungal diseases?
Diplococci
pairs
heat, swelling, pain, redness
signs of inflammation are :
