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Introduction To Microbiology & Immuniology > Quiz Questions > Flashcards

Quiz Questions Flashcards

1
Q

What is the correct sequence for the different classification levels of an organism, going from largest grouping to the smallest?

A

Domain, Kingdom, Phylum, Class, Order, Family, Genus & Species

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2
Q

What is the correct sequence for the different classification levels of an organism, going from smallest grouping to the largest?

A

Species, Genus, Family, Order, Class, Phylum, Kingdom and Domain

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3
Q

What is diffusion?

A

The movement of molecules through a semi-permeable membrane from an area of higher concentration to an area of lower concentration.

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4
Q

What process of transport requires energy?

A

Active Transport

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5
Q

When a molecule enters a cell via the proteins on its membrane, it has undergone.

A

Facilitated diffusion

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6
Q

It is the relative power of a pathogen to cause disease

A

Virulence

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7
Q

A type of relationship between organism in which one organism benifits and the other neither benefits nor is harmed is:

A

Commensalism

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8
Q

A type of relationship between organism in which one organism is harmed by the presence of the other

A

Parasitism

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9
Q

These organisms are smaller than bacteria, consist of DNA and RNA and enters the host cell.

A

Virus

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10
Q

Parasitic worms in the medical profession are called:

A

Helminths

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11
Q

A laboratory technique used to identifybacteria which consist of staining bacteria with violet and red stains:

A

Gram stain

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12
Q

Organisms that require oxygen in order to reproduce:

A

Aerobic

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13
Q

A type of bacterial morphology that present as a sphere or round forms

A

Cocci

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14
Q

A type of bacterial morphology that present as a rod or cylinder forms

A

Bacilli

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15
Q

Short, slightly bent, comma shaped rods

A

Vibrio

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16
Q

A bacterial structure that resist boiling, and most chemical disinfectants.

Specialized structure of bacteria that resist boiling and most chemical disinfectants.

A

Spores

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17
Q

A type of bacterial toxin that are contained in the cell wall and are released only when the bacterial cell dies and desintegrates:

A

Endotoxin

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18
Q

A bacterial structure that surrounds the bacterial cell, increases the virulence and aids in identification:

A

Capsules

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19
Q

Vaginitis in women is caused by:

Type of vaginitis with profuse, cream-colored, foul-smelling discharge is caused by:

A

Trichomonas vaginalis

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20
Q

Organisms that are the simplest forms of animal life, unicellular, and generally infect humans through contaminated food or water:

A

Protozoans

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21
Q

Virus that affects the immune system:

A

Immunotrophic

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22
Q

Virus that affects the skin and mucous membranes

A

Dermotrophic

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23
Q

A type of bacterial toxin that diffuses out of an intact bacterial cell wall and are the most potent toxin:

A

Exotoxin

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24
Q

A type of bacteria that require living or dead organic matter for food and are pathogenic:

A

Heterotrophic

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25
Q

True concerning growth requirements of bacteria except

A

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

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26
Q

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:

A

flagella

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27
Q

Organisms that are capable of infecting humans, lacks clorophyll and includes yeast and molds:

A

Fungi

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28
Q

Any disease induced by fungus

A

Mycosis

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29
Q

Disease causing microorganism

A

Pathogen

30
Q

Organism that lives within, upon, or at the expense of another living organism

A

Parasite

31
Q

How does oxygen & carbon dioxide diffuse?

A

Passively through the cell membrane. Filtration across special capillaries in the kidneys.

32
Q

A type of relationship between organisms that is beneficial to both is:

A

Mutualism

33
Q

Microscopic plant life such as bacteria which are adapted to residing in a given area of the body during health are part of the:

A

Normal flora

34
Q

Spherical organisms that cling together in long chains:

A

Streptococci

35
Q

Pathogenic Coccus that causes most post operative wound infections:

A

Staphylococcus aureus

36
Q

Pathogenic Coccus that causes bacterial meningitis:

A

Neisseria meningitidis

37
Q

These organism are smaller than a bacteria but bigger than a virus and are transmitted by vectors like lice, mice, fleas, rats and ticks.

A

Rickettsiae

38
Q

True about viruses:

A

Common cold is produced by a virus
Smallest organism known
Intracellular parasites

39
Q

These microorganisms do not normally invade tissue but are capable of causing infection or disease when introduced mechanically or when host resistance is lowered

A

Opportunistic

40
Q

These are persons who harbor pathogens without being sick themselves and shed organisms into the environment

A

Carriers

41
Q

It is a type of infection that is inactive or hidden with no apparent symptoms

A

Latent

42
Q

It is a type of infection that is caused by more than one organism

A

Mixed

43
Q

It is a type of infection that runs a rapid and severe course ending aburptly

A

Acute

44
Q

It is a type of infection that runs a slow course over a long period of time

A

Chronic

45
Q

Which of the following IS NOT found in vaccines

A

Living active pathogens

46
Q

It is a type of infection that is contracted in a hospital or other health-care facility.

A

Nosocomial

47
Q

Period of time between entrance of organism to the body and onset of symptoms in a host

A

Incubation

48
Q

Which is NOT a direct contact transmission?

A

eating contaminated food
vectors
fomites

49
Q

Animals or insects that transmits pathogens from infected to noninfected individuals

A

Vectors

50
Q

Describes the host that is not susceptible to specific disease like Hepatitis B.

A

Immunity

51
Q

It is the act of engulfing a foreign particle or bacteria by leukocites like nuetrophils and monocytes

A

Phagocytosis

52
Q

A protein substance developed by the body in response to the presence of an antigen and to counteracts it.

A

Antibody

53
Q

Involves the production of T cells in response to exposure to an antigen

A

Cell mediated immune response

54
Q

It is when the body produces its own antibody in response to antigens

A

Active immunity

55
Q

Type of immunity when the individual contracts a disease, and then produces antibodies against that specific disease.

A

Naturally acquired active immunity

56
Q

When an individual is administered a vaccine; the body then produces antibodies to the antigen

A

Artificially acquired active immunity

57
Q

Type of immunity when antibodies from an outside source are introduced into the body and the body does not have to produce its own antibodies (Mother’s breast milk to infant)

A

Naturally acquired passive immunity

58
Q

Denotes the spread of contagious disease by some medium other than directly touching an infected person

A

Indirect contact

59
Q

A type of white blood cell that assists in immunity and includes T cells and B cells

A

Lymphocytes

60
Q

Used instruments after a surgical procedure are potencially considered:

A

fomites

61
Q

Example of symptoms of acute inflammatory response.

A

redness
impaired function
pain

62
Q

Pathogenic Bacilli that cause gas gangrene:

A

Clostridium perfringens

63
Q

This virus causes Shingles

A

Varicella - zoster

64
Q

An invasion of the body by micro-organisms and the reaction of the body to the presence of the invading pathologic organisms is called

A

Infection

65
Q

This is a short period, usually a day or less, when the infection has been established but symptoms are not fully developed.

A

Prodromal

66
Q

This is the period of actual illness.

A

Acute

67
Q

Which of the following is a bloodborne pathogen?

A

HBV
HCV
HIV

68
Q

What link of the chain of infection is broken when a patient with common cold wear a facial mask.

A

portal of exit

69
Q

What link of the chain of infection is broken when you are vaccinated and become immune to hepatitis B.

A

susceptible host

70
Q

Which of the following is a body’s defense against specific agents or microorganisms.

A

Immune response

Introduction To Microbiology & Immuniology (3 decks)

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