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Fungi

Description

Test 4
Leon Schwarze
Quiz by Leon Schwarze, updated almost 1 year ago
Leon Schwarze
Created by Leon Schwarze almost 1 year ago
12
0
1 2 3 4 5 (0)

Resource summary

Question 1

Question
Sabroud for dermatophytes (slow growing fungi)
Answer
  • Trichophyton
  • Blastomyces

Question 2

Question
Choose correct concerning Cryptococcus neoformans
Answer
  • Encapsulated
  • Melanin producer
  • True hyphae producer
  • yeast
  • Causes Pneumonia
  • grows best at 15°C

Question 3

Question
One or more correct - how do yeast reproduce
Answer
  • Budding
  • Conidia
  • Pseudohypha
  • Sporangiospores
  • Vegtative hyphea

Question 4

Question
Choose correct combination
Answer
  • Mucor - Rhizoid
  • Histoplasm - Melanin
  • Aspergillus - Conidia

Question 5

Question
At least 3 specific names of Moulds
Answer
  • Aspergillus fumigatus
  • Aspergillus niger
  • Aspergillus flavus
  • Penicillum chrysogenum

Question 6

Question
At Least 3 fungal properties in pathogenesis
Answer
  • Adhesion
  • Thermotolerance 10-48°C
  • Biofilm formation
  • Phenotypic switching
  • spore production
  • mycotoxin production
  • dimorphism
  • high enzymatic activity
  • evasion of host defences
  • allergy inducing properties

Question 7

Question
Which identifies yeast species
Answer
  • Culture on chromogenic media
  • Biochemical kits
  • Gram - staining microscopy

Question 8

Question
Human skin microbiota include
Answer
  • Candida albicans
  • Coccidioides immtis
  • Malassezia furfur / geotrichum

Question 9

Question
Dimorphic fungi - Characterized by change of growth form due to temperature
Answer
  • Mould at 25°C
  • Yeast at 37°C

Question 10

Question
Choose correct statement
Answer
  • Pseudohyphae is the elongated form of Aspergillus niger
  • Mycelium is the branching form of hyphae
  • Most fungi represent anaerobic respiration
  • Telomorphs are asexual spores of most fungi

Question 11

Question
Which are filamentous fungi/Dermatophytes
Answer
  • a) Trichosporon
  • b) Epidermophyton
  • c) Microsporum
  • d) b+c
  • e) all mentioned

Question 12

Question
How to correctly identify Moulds
Answer
  • a) Microscopy
  • b) gram staining
  • c) Culture morphology
  • d) a+c
  • e) all mentioned

Question 13

Question
Name 3 species of Candida
Answer
  • C. Albicans
  • C. Krusei
  • C. glabrata
  • C. parapsilosis
  • C. lusitana
  • C. tropicalis

Question 14

Question
Which is the fungus that is encapsulated, exogenic, comes from bird excrement
Answer
  • Cryptococcus neoformans
  • Candida Parapsiliosis

Question 15

Question
Which fungus causes tinea? [blank_start]Malassezia furfur[blank_end] cause tinea versicolor and [blank_start]dermatophytes[blank_end] (trichophyton, microsporum, epidermatophyton) cause other types of tinea. fx Tinea corporis and tinea pedis (athletes foot)
Answer
  • Malassezia furfur
  • dermatophytes

Question 16

Question
True regarding fungus
Answer
  • has ribosomes 60S and 40S
  • cell wall contains ergosterol
  • fungus causes primary and secondary infection
  • mucur produces sporongiospores

Question 17

Question
Choose those who produce keratinase
Answer
  • a) trichospores
  • b) epidermophyton
  • c) microsporum
  • d) b+c
  • e) all of the mentionend

Question 18

Question
Underline correct regarding reproduction of yeast
Answer
  • Budding
  • pseudohyphae
  • by chlamydia

Question 19

Question
For obtaining full name detection of the culture you need: Chromogenic media biological tests
Answer
  • True
  • False

Question 20

Question
Mycotic diseases: - mycotoxosis → [blank_start]toxins from food[blank_end] - mycoses → [blank_start]tissue infections[blank_end] - mycenic allergies → [blank_start]allergies to fx mold and spores[blank_end]
Answer
  • toxins from food
  • tissue infections
  • allergies to fx mold and spores
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