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Flashcards in export_bact test 5 non slide stuff Deck (126):
1

Blastospores

The reproductive phase of yeast cells are called?

2

Spherules

This illustrates the tissue phase of one of the systemic fungi. What is this tissue phase called?

3

Arthrospores

This illustrates the reproductive stage of some fungi. These are called?

4

Cryptococcus neoformans

The use of india ink is a valuable tool in diagnosing infection with this fungal agent

5

Coccidioides immitis

In their natural habitat these pathogenic fungi are associated w/ rodent burrows in the Southwestern deserts

6

Deuteromycetes

This form class contains most of the fungi pathogenic to animals

7

Microsporum canis

Wood's Lamp fluorescence is often helpful in detecting the presence of this dermatophyte

8

Coccidioides immitis

The spherule is the characteristic tissue form of this dimorphic fungal species

9

Blastomyces dermatitidis
Coccidioides immitis

Histoplasma capsulatum

These 3 dimorphic fungi cause systemic disseminated disease in dogs in the US

10

Malassezia pachydermatis

This monomorphic yeast is known to cause a greasy seborrhea w/ thickened skin

11

Sporothrix schenckii

This agent causes an ulcerative lymphangitis in horses

12

Cryptococcus neoformans

The natural habitat of this pathogen is often in urban centers because of its ability to utilize creatinine found in pigeon feces

13

Histoplasma capsulatum

Acute pneumonia is humans and dogs from this agent is frequently associated w/ infection acquired from contact in old bird roosts

14

Coccidioides immitis

Systemic disease w/ this dimorphic fungus is caharacterized by bone lesions at the epiphyseal junction

15

Histoplasma capsulatum

Most humans in MO have had mild infections w/ this dimorphic fungus and are sensitive to the antigens on the skin test

16

Cryptococcus neoformans

This yeast is noted for the lack of inflammatory response seen in infected tissue when it spreads systemically

17

Eukarya

The domain to which the fungi belong

18

Aspergillus sp.

This is the most common fungal species isolated from guttural pouch mycosis in the horse.

19

Pythium insidiosum

This agent is the cause of pythiosis in horses

20

Potassium Iodide

THis drug is probable drug of choric to treat a horse w/ sporotrichosis

21

Cycloheximide

THis drug is commonly added to the media used to grow microsporum canis to keep contaminating environmental fungi from growing

22

Amphotericin B
Ketoconazole

These 2 drugs from different families would be most useful in treatment of an acute pneumonia caused by Blastomyces dermatitidis in the dog

23

Griseofulvin
Itraconazole

These 2 drugs from different families would be most useful in treatment of a microsporum canis infection in a cat

24

Fluconazole

This drug would be probable drug of choice for treatment of a yeast caused meningitis in a cat

25

Granulomatous

The term that would describe the type of body response that is usual in fungal infections

26

Sporulation

Method of reproduction of all pathogenic fungal species

27

Ergosterol

This compound is in the cytoplasmic membrane of fungi but not in the cytoplasmic membrane of mammalian cells

28

Chitin

This compound is a structural component of the cell wall of fungi but not of bacteria

29

Ectothrix

Arthrospores are formed external to the hair shaft

30

Anthropophilic fungus

Humans are the maintaining host of these type of dermatophytes

31

Periodic-acid-Schiff stain

The best stain to visualize the fungal cell wall in histopathology

32

Geophilic fungus

Term used for fungi whose major source to the animal is the soil

33

Mycotoxicosis

An intoxication due to ingestion of toxic metabolites produced by the action of certain molds on some food products

34

Zoophilic fungus

Animals are the maintaining host of these types of dermatophytes

35

Uveitis

The term referring to inflammation of the eye

36

Dermatophytosis

The name given for a fungal infection of the animal skin w/ microsporum canis

37

Otitis

Inflammation of the ear

38

Lacto-phenol cotton blue

The best stain to visualize fungi from culture growth

39

Plasmalemma

Term used that refer to the cytoplasmic membrane of fungi

40

Eucaryotic cell

The cell structure type typical of the fungi

41

Dermatophyte Test medium

Veterinarians often use this type of media in their practices to grow the fungi that affect the keratinized layers of the animal skin.

42

Small budding yeasts

The life form of Histoplasma capsulatum in tissue can best be described as?

43

Bacteriocidal and Concentration dependent

Gentamicin in regards to use in the patient and action on the bacteria is?

44

Process of translation

Gentamicin, in regards to site of action in the bacteria affects?

45

Process of translation

Erythromycin in regards to site of action in the bacteria affects?

46

Obligate intracellular parasite

Histoplasma capsulatum in the animal body is?

47

Diffuse granulomatousrxn w/ few inflammatory cells

The tissue rxn seen in Cryptococcus meningitis of the cat can best be described as:

48

A disease of high danger to exposed individuals

You have diagnosed a dermatophyte infection in a cat. The client asks about the possibility of transfer of the infection to her or her children. You advised her that the ringworm in the cat, in regards to the possibility of transfer to humans is?

49

Is characterized by mononuclear type phagocytic cells

Fungi such as Coccidioides immitis produce granulomatous disease syndromes in the dog. The primary difference b/t this granulomatous response and other types of inflammatory responses seen w/ infectious agents is that the granulomatous response:

50

Administration of commercial bacterins

According to the required readings the most useful treatment for early cases of Pythium insidiosum infection in a horse would be?

51

25 C

You are taking a biopsy for culture of a suspected Histoplasma capsulatum infection in a dog. What is the recommended incubation temperature for this specimen?

52

Bacteriostatic and time dependent

Erythromycin, in regards to use in the patient and action on the bacteria is?

53

Bacteriocidal and time dependent

Amoxicillin in regards to use in the patient and action on the bacteria is?

54

Tell the family that the disease is probably not contagious to humans and recommend treatment if prognosis indicates treatment would be successful

A family dog has been diagnosed as having a Blastomyces dermatitidis pneumonia. Knowing the public health significance of this fungus you?

55

Gentamicin

Aminoglycosides

56

Chloramphenicol

Acetamides

57

Vancomycin

Glycopeptides

58

Enrofloxacin

Fluoroquinolones

59

Histoplasma capsulatum

Animal: 2 yr old boxer in MO
Symptoms: Animal chronically losing weight. Chronic cough present. Auscultation indicates pneumonia is present

Lab: Radiographs indicate a diffuse interstitial pattern and hilar lymphadenopathy typical of fungal caused pneumonia

Histopath: Intracellular yeast cells were observed

60

Aspergillus terreus

The usual cause of Canine Disseminated Aspergillosis

61

Aspergillus sp.

This genus of fungi is one of the genera commonly implicated in mycotoxicosis

62

Microsporum canis

Most common cause of dermatophytosis in the cat

63

Rhinosporidium seeberi
Coccidioides immitis

The spherule is the characteristic tissue form of these 2 fungal species

64

Ascomycetes

Most members of Deuteromycetes are placed in this class when their perfect state is delineated

65

Basidiomycetes

The toxic mushrooms belong to this class of fungi

66

Capsule
Melanin

These 2 compounds/ structures are largely responsible for the virulence of Cryptococcus neoformans

67

Ergosterol

This compound is in the plasmalemma but not in mammalian cell structures

68

Blastospores

The type of spores that are produced by Cryptococcus neoformans

69

Spherule

This type of structure that some fungi produce in tissue could best be described as a "sac of endospores"

70

Arthrospores

The term for the type of fungal spores that are produced by segmentation of the hyphae

71

Aseptate hyphae

The type of hyphae that are characteristic of the Zygomycetes

72

Yeast

This type of fungus could be described as a single celled organism that reproduces by budding

73

Tinea

Term used by physicians to refer to a fungal infection of keratin in specific body areas

74

Arthrospores

The type of spores that are produced by Coccidioides immitis in nature

75

Cycloheximide

This drug is commonly added to media used to grow pathogenic fungi to keep other contaminating fungi from growing

76

Ketoconazole
Amphotericin B

These 2 drugs from different families would be most useful in treatment of an acute pneumonia caused by Histoplasma capsulatum in the dog

77

Process of translation

Doxycycline, in regards to site of action in the bacteria, affects?

78

Bacteriostatic and time dependent

Doxycycline, in regards to use in the patien and action on the bacteria are?

79

Lymphangitis

The disease Sporotrichosis as seen in the horse is often symptomatically diagnosed as?

80

Bacteriocidal and time dependent

Cephalosporins in regards to use in the patient and action on the bacteria are?

81

Cell wall synthesis

Cephalosporins, in regards to site of action in the bacteria affects?

82

Administration of commercial bacterins

The most useful treatment for early cases of Pythium insidiosum infection in a horse would be?

83

Amphotericin B

This agent used to treat fungi is always given by IV injection in the dog and is almost always associated w/ serious side effects including nephrotoxicity and anemia

84

Sulfadiazine

This drug is associated w/ a condition called keratoconjunctivitis sicca in dogs

85

Enrofloxacin

This drug must be used w/ caution in young horses b/c of its propensity to cause potentially debilitating lesions in developing cartilage

86

Enrofloxacin

This agent must be used w/ caution in cats because use above 5 mg/kg can cause retinal degeneration

87

Tilmicosin

This macrolide drug used to treat cattle and swine is known for having significant toxicity on accidental injection in humans

88

Ketoconazole

This antifungal agent should not be used in cats because it may cause serious liver toxicity

89

Griseofulvin

This agent should not be used in pregnant queens b/c it may cause teratogenic effects.

90

Microsporum gypseum

This geopphilic fungus specifically affects the keratinized skin layers w/ subsequent disease development in the dog

91

Blastomyces dermatidis

Blindness in the dog due to acute uveitis is commonly associated w/ acute infections w/ this dimorphic fungus

92

Trichophyton equinum

This agent is a common cause of skin disease involving only the dermal layers in horses

93

Histoplasma capsulatum

This dimorphic fungi has a propensity to localize in the digestive tract after systemic spread

94

Cryptococcus neoformans

This yeast is noted for the lack of inflammatory response seen in infected tissue when it spreads systemically

95

Sporothrix schenckii

The term cigar body is used as a descriptive term for the tissue phase of this agent

96

Mucor sp.

Disease caused by this agent could properly be called zygomycosis

97

Aspergillus sp.

This genus of fungi is one of the genera commonly implicated in mycotoxicosis

98

Histoplasma capsulatum

You have aa client who loves to explore caves. He comments about a Missouri cave he is planning to explore that has a high bat pop. You would then warn him to be careful because of the possibility that he might get sick by coming in contact w/ a large number of spores from this fungus

99

Histoplasma Capsulatum

The term tuberculated macroconidia is always used in reference to this agent

100

Sabouraud's Dextrose

The base media usually used to grow fungi

101

Macroconidia

The large spores that are produced by Microsporum canis that are so characteristic that they aid in species ID

102

Arthrospores

The type of spores that are produced by Coccidioides immitis in nature

103

Chitin

The periodic acid Schiff stain is useful for staining fungi because it reacts specifically w/ this compound in the fungal cell wall

104

Teleomorph

Sexxual repro state of fungi (perfect)

105

India ink

Used to visualize the capsules of yeast

106

Blastospores

Type of spores that are produced by Cryptococcus neoformans

107

Digestive tract lesions

According to reading "canine phycomycosis" the most common type of lesion associated w/ clinical disease in the dogs described in this report were?

108

Cryptococcus neoformans

All of the fungi listed below can be described as dimorphic fungi except?

109

Nasal granuloma

One of the usual manifestation of the disease cryptococcosis as seen in its usual animal host is symptomatically diagnosed as?

110

Chlortetracycline

This drug when given orally and even systemically to a orse will often suppress the normal flora and thus allow overgrowth of a Salmonella in the digestive tract resulting in an often fatal salmonellosis

111

Blastomyces dermatitidis

Blindness in the dog due to acute uveitis is commonly associated w/ acute infections w/ this dimorphic fungus

112

Gentamicin

Theis antibacterial drug and other members of its family have been associated w/ ototoxicity and nephrotoxicity

113

Chloramphenicol

Tis drug can cause a totally non treatable fatal aplastic anemia in humans

114

Griseofulvin
Itraconazole

These 2 drugs from different families would be most useful in treatment of a Microsporum canis infection in a cat

115

Amphotericin B
Ketoconazole

These 2 drugs from different families would be most useful in treatment of an acute pneumonia caused by Histoplasma capsulatum in the dog

116

Kidneys

The most important side effect of Amphotericin B is toxic effects involving the?

117

Aminoglycoside

Doxyccycline

118

Aminoglycoside

Neomycin

119

Carbapenems

This family along w/ penicillin and cephalosporins are the beta lactam families of drugs

120

Macrolide

Azithromycin

121

Glycopeptides

Vancomycin

122

Aminoglycosides

Gentamicin

123

Candida albicans

This yeast is isolated from the ear canal and skin infections in dogs

124

Septate hyphae

Hyphae w/ crosswalls

125

Mycetoma

A subQ granulomatousabscess that spreads to adjacent tissue, fascia, and bone

126

India ink

Used to visualize capsules of yeasts