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Parasitology > 1-Orientation To Parasitology > Flashcards

1-Orientation To Parasitology Flashcards

0
Q

an organism that lives on or within another organism

A

Parasite

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0
Q

lives inside/within an organism

A

Endoparasite

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1
Q

Class of hookworms

A

Nematodes

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3
Q

parasites that cause direct harm to their host

A

Pathogenic parasites

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4
Q

parasites that do not directly cause harm to their host

A

Commensals

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5
Q

Organism that definitely needs to live off another organism to survive

A

Obligate parasites

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6
Q

Class of roundworms

A

Nematoda

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7
Q

Class of Echinococcus

A

Cestodes

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8
Q

Class of flukes

A

Trematoda

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9
Q

Subkingdom of amoeba

A

Protozoan

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10
Q

Subkingdom of Entamoeba

A

Protozoa

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11
Q

Phylum of insects

A

Arthropods

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12
Q

organism in/on which a parasite lives off of

A

Host

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13
Q

Class of Trichinella

A

Nematodes

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14
Q

Class of filarial worms

A

Nematodes

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15
Q

Subkingdom of Naegleria

A

Protozoa

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16
Q

Class of Diphyllobothrium

A

Cestodes

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17
Q

Subkingdom of Malaria

A

Protozoa

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18
Q

Class of Strongyloides

A

Nematodes

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19
Q

Class of Schistosoma

A

Trematoda

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20
Q

Subkingdom of Balantidium

A

Protozoa

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21
Q

host wherein the parasite continues any of its stages and acts as additional sources of human infection

A

Reservoir host

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22
Q

may live off of host/s or may exist in free-living form in the environment

A

Facultative parasites

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23
Q

stage in the life cycle that man usually identifies to confirm the presence of a parasitic infection

A

Diagnostic stage

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24
Q

lives on the surfaceof an organism

A

Ectoparasite

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25
Q

Class of flatworms

A

Cestoda

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26
Q

Usual type of host common with flukes

A

Intermediate host

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27
Q

Phylum of mosquito, ticks and lice

A

Anthropoda

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28
Q

host wherein the parasite lives off its adultand sexualstages

A

Definitive host

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29
Q

host wherein the parasite lives off its larval and asexual stages

A

Intermediate host

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30
Q

Type of host common with flatworms

A

Reservoir host

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31
Q

Class of Paragonimus

A

Trematoda

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32
Q

any organism responsible for transmittingparasitic infection from one host to another

A

Vector

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33
Q

Subkingdom of Giardia

A

Protozoa

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35
Q

Two types of ingestion as a common route of entry

A

Fecal-oral and Non-fecal contamination

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36
Q

Two types of skin penetration

A

Direct and Vector-borne

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37
Q

Class of ascaris

A

Nematodes

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38
Q

Class of Diphyllidium

A

Cestodes

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38
Q

Subkingdom of Babesia

A

Protozoa

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39
Q

stage in the life cycle that enables parasite to infectman

A

Infective stage

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40
Q

Class of Fasciola

A

Trematoda

41
Q

Tapeworms are an example of what tupe of parasite?

A

Obligate parasite

42
Q

Stage involved in the life cycle of the embryonated ascaris egg

A

Infective stage

43
Q

Stage involved in the life cycle of the ascaris egg

A

Diagnostic stage

44
Q 
Area of biology concerned with the phenomena of dependence of one living organism or another
A) parasitology
B) medical parasitology
C) tropical medicine
D) pathology
A

A) Parasitology

45
Q 
Branch of medicine which deals with tropical diseases and other special medical problems in the tropical region
A) parasitology
B) medical parasitology
C) tropical medicine
D) pathology
A

C) tropical medicine

46
Q

Class of Fasciolopsis

A

Trematoda

47
Q

Living together of unlike organism

A

Symbiosis

48
Q 
A host wherein the parasite attains sexual maturity
A) definitive
B) intermediate
C) paratenic
D) reservoir
A

A) definitive

49
Q

Microorganism Found in the Intestinal lumen that is an example of commensalism

A

Entamoeba coli

50
Q

Common infective stage of the larva

A

Rhabditiform and Filariform

51
Q 
Two organisms mutually benefit from each other like termites and flagellates
A) commensalism
B) mutualism
C) parasitism
D) predation
A

B) Mutualism

52
Q 
The organism lives in or on another at the expense of the host
A) commensalism
B) mutualism
C) parasitism
D) predation
A

C) parasitism

53
Q

Two types of vector

A

Mechanical and biological

55
Q 
A parasite that is found in an organ which is not its usual habitat
A) dormant
B) active
C) erratic
D) inactive
A

C) Erratic

56
Q 
Parasite that does not develop further to later stages
A) definitive
B) intermediate
C) paratenic
D) reservoir
A

C) paratenic

57
Q

True or false. Most parasites are facultative parasites.

A

False.

Mostly obligate parasites

58
Q 
Parasites that need a host at some stage of their life cycle to complete their development and propagate their species.
A) obligate parasites
B) facultative parasites
C) both
D) neither
A

A) obligate parasites

59
Q 
A parasite that establishes itself in a host where it does not ordinarily live
A) incidental parasite
B) permanent parasite
C) temporary parasite
D) spurious parasite
A

A) Accidental/incidental parasite

60
Q 
Parasite that remains on or in the body of the host for its entire life
A) incidental parasite
B) permanent parasite
C) temporary parasite
D) spurious parasite
A

B) permanent parasite

61
Q 
Parasite that lives on the host only for a short period of time
A) incidental parasite
B) permanent parasite
C) temporary parasite
D) spurious parasite
A

C) temporary parasite

62
Q 
Concerned primarily with parasites of humans and their medical significance and importance in human communities
A) parasitology
B) medical parasitology
C) tropical medicine
D) pathology
A

B) medical parasitology

62
Q

An illness which is indigenous to or endemic in a tropical area but may also be sporadic or epidemic proportions in areas that are not tropical

A

Tropical disease

65
Q 
This type of host harbors the asexual or larval stage of the stage of the parasite
A) definitive
B) intermediate
C) paratenic
D) reservoir
A

B) intermediate

66
Q

True or false. In a paratenic host, the parasites remain alive and is still able to infect other hosts.

A

True

67
Q 
What type of host is a wild boar that has Paragonimus metacercariae?
A) definitive
B) intermediate
C) paratenic
D) reservoir
A

C) paratenic

68
Q

This bridges the ecological gap between the definitive and intermediate hosts.

A

Paratenic host

69
Q 
In Taeniasis, humans are considered what type of host?
A) definitive
B) intermediate
C) paratenic
D) reservoir
A

A) definitive

70
Q 
This type of host allows the parasite's life cycle to continue and become add'l sources of human infection.
A) definitive
B) intermediate
C) paratenic
D) reservoir
A

D) reservoir

71
Q 
A free-living organism that passes throughout the digestive tract w/o infecting the host
A) incidental parasite
B) permanent parasite
C) temporary parasite
D) spurious parasite
A

D) spurious parasite

72
Q

This organism uses pigs as a reservoir host.

A

Balantidium coli

73
Q 
The most important host in the spread of disease:
A) rats
B) pigs
C) humans
D) insects
A

C) humans

74
Q

This transmits the parasite only after it has completed its development within the host.

A

Biological vector

75
Q

A good example of this are flies and cockroaches that feed on fecal material and carry enteric organisms and transfer these to food. They only transport the parasite.

A

MechanicL/phoretic vector

76
Q

This harbors a particular pathogen w/o manifesting any signs and symptoms.

A

Carrier

77
Q

Process of inoculating an infective agent

A

Exposure

78
Q

Connotes the establishment of infective agent in the host

A

Infection

79
Q

The period of inoculating an infective agent

A

Clinical Incubation period

80
Q

The period between infection/acquisition of the parasite and evidence of infection.

A

Pre-patent/biological incubation period

81
Q

This results when an infected individual becomes his own direct source of infection.

A

Autoinfection

82
Q

This microorganism enter the skin via water.

A

Schistosoma

83
Q 
Two species living together wherein one species benefits from the relationship w/o harming or benefiting the other
A) commensalism
B) mutualism
C) parasitism
D) predation
A

A) Commensalism

83
Q

The presence of endoparasite in a host

A

Infection

84
Q

This happens when the already infected individual is further infected with the same species leading to massive infection with the parasite.

A

Super/hyperinfection

85
Q 
These animals are commonly infected with Hymenolepis nana
A) rats
B) dogs
C) cats
D) pigs
A

A) rats

86
Q

Presence of ectoparasite on a host

A

Infestation

87
Q

Raw Bullastra snails are usually with what microorganism?

A

Echinostoma malayanum

88
Q 
Parasite that may exist in Free-living state or parasitic when the need rises.
A) obligate parasites
B) facultative parasites
C) both
D) neither
A

B) facultative parasites

88
Q 
Humans: definitive host is to pigs: \_\_\_\_\_\_ host
A) definitive
B) intermediate
C) paratenic
D) reservoir
A

B) intermediate

89
Q

Medium used for development of ascaris, trichuris, strongyloides and hookworms

A

Soil

90
Q

Parasites that can be transmitted through the mother’s milk

A

Ancylostoma and strongyloides

91
Q

The study of patterns, distribution and occurrence of disease.

A

Epidemiology

92
Q

Vectors of malaria and filaria

A

Mosquitos

93
Q

Chaga’s disease is caused by _______ which are carried by Triatoma bugs.

A

Trypanosoma cruzi

94
Q

Consumption of undercooked or raw freshwater fish can result in several intestinal and liver ________.

A

Fluke infections

95
Q

Natural vectors of leshmaniasis

A

Sandflies

96
Q 
Direct sources of Toxoplasma infection
A) rats
B) dogs
C) cats
D) pigs
A

C) cats

97
Q

Medium used for the contamination of amoeba and flagellates

A

Water

98
Q 
Trichomonas vaginalis is acquired through:
A) inhalation
B) injection
C) oral feeding
D) coitus
A

D) coitus

99
Q

True or false. As the life cycle becomes more complicated, there are more chances for the parasite to survive.

A

False.

100
Q

The trophoziotes that can cross the placental barrier during pregnancy.

A

Toxoplasma gondii

101
Q

Microorganisms that come from drinking water contaminated with cyst.

A

Entamoeba and giardia

Parasitology (2 decks)

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