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Flashcards in Parasitology Final Deck (140):
1

Reproductive segments of tape worm is located in _________

Proglottid

2

Scolex of women has been recovered in the feces after the patient has been drug tested. The scolex bears four cup-shaped suckers. You would identify which of the following?

Diphyllobothrium Latum

3

A patient from the Great Lakes presents with weight loss, anemia, and weakness with B12 deficiency. Which one of the following would be probable cause?

Dipphyllobothrium Latum

4

The dwarf tape worm requires no immediate host, but sometimes can use the following as their transport.

A. House Mouse
B. Beetle
C. Flea
D. A, B, & C

5

A kind of helmenth worm that has an elongated shape, seperate sex, and is found in blood vessels of its definitive host.

Blood Fluke

6

White piedra is a fungal infection of _______.

Hair

7

_________ are infections characterized by the development of lesions at the site of implantation of infection (within and below the skin).

Cutaneous

8

Onychomycosis is a general term used to describe an infection of the _________.

Nail

9

This blood parasite ranks second as a source of serious worldwide morbidity and mortality.

Schistosoma Haematobium

10

This fluke causes a contact type dermattis that does not lead to an infection within the circulatory system, and is known as SWIMMER'S ITCH.

Microbilharzia Variglandis

11

An intermediate host of Opisthorchis sinensis is the ______.

Snail

12

Which one of the following platyhelminthes infects humans by skin penetration and has an association with bladder cancer.

Schistosoma Mansoni

13

The Giardia infection can be prevented and controlled by the ________.

B. Water Treatment
C. Food Sanitation
D. B & C

14

Miracidium is a ciliated first-stage, free-swimming larva of a fluke, which emerge from the egg and must penetrate the appropriate species of snail.

TRUE

15

Schistosoma is a type of blood fluke that is elongated and has separate sex.

TRUE

16

It is possible that a thermal dimorphism fungus alternates between hyphal and yeast phases in response to temperature.

TRUE

17

In pathogen the yeast phase is more virulent than the hyphal phase.

TRUE

18

Opportunistic fungi are more virulent than the pathogenic fungi.

FALSE

19

Most systemic mycoses begin as pulmonary infection following the inhalation of spores from an environmental reservoir.

TRUE

20

Histoplasmosis is endemic to Ohio Valley.

TRUE

21

The common name for coceidiodomycosis is the Valley fever.

TRUE

22

A mycetoma is a fungal tumor of the lung.

FALSE

23

Ringworm is a communicable fungal infection of the skin, hair, and nails.

TRUE

24

Dermathophytes invade and grow in the lungs and other organs.

FALSE

25

Candidiasis is a local and systemic infection readily transmitted to others through casual contact.

TRUE

26

Cryptococcosis is associated with contact with pigeon droopings.

TRUE

27

Actinomycetes are bacteria that produce fungus-like diseases.

TRUE

28

A conidium is a sexual spore and a zygospore is an adrenal spore.

FALSE

29

Most fungi are ________, meaning that they obtain their nutrient from the remains of dead plants and animals in soil, fresh water, or salt water.

Saprobes

30

All protoszoan pathogen have a trophozoite.

TRUE

31

Ameba reproduces both sexually and asexually.

FALSE

32

In the erythrocytic phase of infection, plasmodium invades white blood cells.

FALSE

33

A 5 year old girl who has been living in New York for the last ear has developed sever itching (rectal & vaginal area), abdominal pain, loss of sleep, and mild nausea. Which test do you recommend to do first for diagnosis.

Cellophane Tape preparation from peranal area.

34

Fasiolopis buski infection in humans can be diagnosed by examination of _____ ________.

Eggs in feces

35

Naeglaria fowleri infection in human begins with entrance of parasite to ______ by _______.

Nasal passage, breathing

36

Upon infection with naeglaria fowleri, clinical symptoms are very similar to the common cold.

TRUE

37

A blood parasite that invades all ages of red blood cells and is known as the deadliest plasmodium.

Pllasmodium Falciparum

38

Matching:
D. Crestoda
B. Onchosphere
C. Proglottid
E. Scolex
A. Hermaphroditic

A. have both male and female sex organs in the same worms.
B. A ciliated hexacanth embryo
C. One of the segments of a tapeworm
D. A class with in the phylum platyhelminthe, which includes the tapeworm.
E. Anterior end of .... (can not make out the word here)

39

Matching:
B. A structure formed by E. Granulosus
A. A motile, first stage larvae
C. Cysticercus
E. Anorexia
D. Brood capsule

A. Coracidium
B. Hydatid cyst
C. A bladder worm
D. Inside the daughter cyst in Echinococcus granulosis
E. Loss of appetite

40

Matching:
B. Diphyllobothrium lanum
D. Fasciolopsis buski
C. Taenia saginate
E. Clonorchis sinerisis
A. Echinococcus germ

A. Hydatid tapeworm
B. Broadfish tapeworm
C. Beef tapeworm
D. Large intestinal fluke
E. Chinese liver fluke

41

Matching:
D. Paragonimus westermani
A. Fasciolopsis buski
B. Taenia saginata
C. Taenia solium
E. Clonorchis sinensis

A. Fasclopsiasis
B. Beef tapeworm infection
C. Cysticerosis
D. Oriental lung fluke
E. Chinese liver fluke

42

Matching:
E. kerions
D. Fuvus
A. Chromoblastomycosis
B. Histoplasmosis
C. Sporotricosis

A. Dematiaceous fungi
B. Histoplasma dermatitis
C. Sporothris scheneckii
D. Cup-shaped lesion
E. Raised fluetuant suppurative lesions (abscess)

43

T/F: Chromoblastic mycosis is a disease of pigmented fungi?

TRUE

44

Most fungi that cause subcutaneous mycosis are inhibited by ______ of blood and rarely disseminate in the body.

Low Temperature

45

Which of the following might cause a mycosis in a more healthy person?

Bastomyco dermiatidis

46

Diagnosis of Tinea versicolor is based on:

Discoloration

47

Dermatophytosis are:

Cut mycosis

48

Which of the following terminate as sac?

Sporangium

49

Which efficitous of host resistance fungal infection?

Cell mediated response

50

Natural immunity to fungal disease are generally very:

HIGH

51

Asexual reproduction occurs in yeast by:

BUDS

52

T/F: Histoplasma capsultitum is the cause of histoplasmosis

True

53

Mycotoxocosis is a disease by:

Fungi Toxins

54

Thrush is a white patch caused by:

Candida albancanis

55

The cestoda are the most extreme parasite worm are:

Septin

56

Where will the adult form in cystecercus (bladder worm) of T. soleum consumed?

Small intestine

57

Infection by T. Sagiinata is initiated by:

Beef

58

Cysticercosis is an infection by T. soleum:

PORK

59

Neurocysticercosis is an infection caused by:

T. soleum

60

One of the most common systemic tapeworm infections is:

Hymenoliepsis nana

61

What is the definitive host other than human diphyllobolatium?

Fish

62

________, _______, and abdominal pain are signs and sypmtoms for diphyllobothrium latum because of:

Raw Fish

63

A patient from the Great Lakes presents with weight loss, weakness, and anemia (B12). What is more than likely the cause?

Diphyllobothrium Latum

64

Copepod serves as host for:

Diphyllobothrium latum

65

Inguinal fungi derive nutrients through:

Toes and Nails

66

Morphology of fasciola hepatica is:

Water plant

67

Paragonimus westernani infection in human is diagnosed by examining what?

Eggs in feces

68

Schistosomal infection is not common in ______ because of the lack of proper ______?

USA, Intermediate host (snail)

69

T/F: Microbilharzia variglandis causes swimmer's disease:

TRUE

70

T/F: LSD is a micotoxin:

True

71

T/F: It is believed that antibodies play little part in preventing fungal infections.

TRUE

72

T/F: All fungi causing systemic mycosis are pathogens.

TRUE

73

Which of the following grow at 98 degrees?

Bacteria

74

Severity of fugal infections depends on:

Environment, virulence, and state of immunity.

75

Hymenolepis nana =

Dwarf tapeworm and contaminated food with worm

76

Olonorchis sinesis =

Chinese liver fluke

77

Fascio buski=

Large intesting fluke

78

Schistosomes=

Blood fluke

79

Dermatophytosis =

Cutaneous mcosis

80

Sporotrichosis =

Subcutaneous mycosis

81

Piedra =

Superficial mycosis

82

Toxoplasmosis =

None of the above

83

Histoplasmosis =

Systemic mycosis

84

Ringworm of feet =

Cutaneous funi

85

T. niagra =

Superficial fungi

86

Mycetome =

Subcutaneous fungi

87

Coccidomcosis =

Systemic fungi

88

T. Saginata has gravid proglottid with 15-30 uterine branches and the ____ has only four suckers.

Scolex

89

The head of ______ tapeworm has only four suckers with a central crown of hook.

T. Solium

90

Which of the following tapeworms does not require intermediate host?

Hymenolepis nana

91

Digenea =

AA class of the phylum platyhelminthes which include the flukes (trematodes).

92

Sporocst=

A larval form from miracidium in snail

93

Proglottid =

One of the segments of a tapeworm

94

Scolex=

Anterior end of worm

95

Hermaphrodite =

Having both male and female sex organs in the same worm

96

Hydatid cyst=

A structure formed by E. granulosus

97

Hexacanth embryo=

A larva having 6 hooks

98

Plerocercoid=

Larval stage in fish muscle

99

Schistosomule=

Cercaria has lost its tail, and enters skin or blood

100

Fasciolopsis buski=

Fasciolopsias

101

T. Saginata =

Beef tapeworm

102

Trematoda =

Organ dwelling flukes

103

Olonorchis sinesis =

Olonorchiasis

104

Fasciola hepatica =

Sheep liver fluke and eating bad veggies

105

An intermediate host of Schistosoma mansoni is the :

Snail

106

A kind of helminth worm that has an elongated, ribbon like, segmented body, and is found in intestinal tracts of its definitive host:

Tapeworm

107

This blood parasite ranks 2nd as a source of serious worldwide morbidity and mortality:

Schistosoma haematobium

108

T/F: Tapeworm is a type of intestinal fluke that is elongated and have separate sex.

FALSE

109

Is it possible that a dimorphism fungus alternate between sexual and asexual reproduction?

TRUE

110

Which one of the following platyhelminthines infect humans by close contact with infected dog, sheep, or herbivore, and forms hydatid cst in liver, lungs, or other organs?

Echinococcus graulosus

111

The adult _____ worm lives for many years, and usually only one worm is present in the intestine.

T. Saginata

112

The larval stage of which one of the following worms is infective to humans if the parasitized pig intermediate host meat is ingested?

T. Solium

113

These terms are in order to describe the chronological sequence of the life cycle of blood dwelling flukes:

Egg, Miracidium ,and Cercariae
EMC

114

T/F: Miracidium is a ciliated first-stage, free swimming larva fluke, which emerge from the egg and must penetrate the appropriate species of snail.

TRUE

115

T/F: Dermathophytes fungus infects, scalp, hair, skin, feet, and nails

TRUE

116

T/F: Systemic mycosis are only initiated by opportunistic fungus.

FALSE

117

T/F: Candidiasis is a local and systemic infection readily transmitted to others through casual contact.

TRUE

118

T/F: In pathogen, the yeast phase is more virulent than the hyphal phase.

TRUE

119

T/F: Opportunistic fungi are less virulent than true pathogenic fungi:

TRUE

120

T/F: Systemic mycoses begin as primary pulmonary infection (PPI) following the inhalation of spored from an environmental reservoir.

TRUE

121

T/F: Histoplasma capsulatum is the cause of Histoplasmosis:

TRUE

122

T/F: The common name for coccidiomycosis is San Janquin fever.

TRUE

123

T/F: A mycetoma is a fungal tumor of the lung.

FALSE

124

Black piedra, is caused by ________.

Piedraia hortae

125

_______ are infections characterized by the development of lesions at the outer epidermal surface ( neither inflammatory nor invasive).

Superficial infections

126

T/F: A conidium is a sexual spore and a zygospore is an asexual spore.

FALSE

127

A _______ is any unicellular fungus with round to oval cells that reproduce asexually by giving off small cells called ______.

Yeast buds

128

Some fungi are_____, meaning that they obtain their nutrients from living organisms.

Parasites

129

Clorisiasis =

Fish

130

E. Granulusum =

Ingested egg by infected dog.

131

Diphyllobothrium latum =

Pleuro leroid

132

Schistosoma Japaniculum =

Cercariae

133

T. Solium =

Eggs, csticerocosis

134

T. Saginata =

Cysteriocercus

135

Para westernani =

Meta cercariae

136

T/F: Parasitic infection always leads to overt clinical symptoms.

FALSE

137

Which one of the following parasites has been, presumably, eradicated from Africa?

Loa Loa

138

Onchocerca volvulus causes:

River blindnes

139

Hypertrophy or fibrosis of the tissue due to the obstruction of the afferent lymphatic channels results in:

Elephantitis

140

Roundworms enclosed in subcutaneous nodules are called:

Onchocerca volvulus