Mycology Lab Exam Flashcards Preview

PH 152 > Mycology Lab Exam > Flashcards

Flashcards in Mycology Lab Exam Deck (69):

(A)Identify this EA.
(B)What type of fungal mycosis does it cause?
(C)What specific mycosis does it cause?

Q image thumb

(A)Exophiala werneckii
(C)tinea nigra


(A)Identify skin lesion.
(B)What is it commonly called in the Philippines?
(C)most probable EA

Q image thumb

(A)Pityriasis versicolor
(C)Malassezia furfur


(A)Identify EA

(B)type of mycosis caused

(C)specific name of mycosis caused

Q image thumb




(A)Identify the species.
(B)What structure is encircled?

Q image thumb

(A)Alternaria sp.



(A)Identify the species.
(B)Result for in-vitro hair perforation
(C)result for urease production

Q image thumb

(A)Trichophyton mentagrophytes



(A)Identify the species
(B)What is the structure pointed? Describe its shape.

Q image thumb

(A)Microsporum canis
(B)Macroconidia, spindle-shaped


(A)Identify the species
(B)What do you call the thick-walled cells that accompany this fungus?

Q image thumb

(A)Aspergillus nidulans

(B)Hulle cells


(A)Identify the species.

(B)What is the structure pointed? Describe the said structure.

Q image thumb

(A)Fusarium sp.

(B)macroconidia, sickle-shaped


(A)Identify the species. 
(B)What structure is the small, rounded one near the pointer?

Q image thumb

(A)Penicillium sp.


(A)Identify the species

(B)What specific disease does this cause?

(C)Identify general type of mycoses

Q image thumb

(A)Cladosporium carrionii

(C)Subcutaneous mycoses


(A)Identify slide.
(B)What kind of mycoses is present in the slide?
(C)What substance can be used to make the capsule more visible in microscopy?

Q image thumb

(C)India ink


(A)Identify species.
(B)What is the structure encircled? Describe it.
(C)What kind of mycoses does this cause?

Q image thumb

(A)Histoplasma capsulatum
(B)macroconidia, tuberculate


(A)Identify species
(B)True or false: Cases c/o this species have been found in the Philippines.
(C)prominent morphologic feature of this fungus

Q image thumb

(A)Paracoccidioides brasiliensis
(C)Mariner's wheel


(A)Identify species
(B)What disease does this cause?
(C)Describe the shape of the fungal bodies inside the tissue

Q image thumb

(A)Sporothrix schenkii
(B)Rose Gardener's Disease
(C)Cigar shaped


(A)Identfy boxed structure
(B)Identify the slide

Q image thumb



(A)Identify species
(B)Desrcibe sporulation present

Q image thumb

(A)Fonsecaea pedrosoi
(B)Acrotheca type of sporulation


(A)identify the species
(B)True or false: The fungus has no macroconidia.
(C)Type of mycoses it causes

Q image thumb

(A)Epidermophyton floccosum
(B)False. Microconidia ang wala sa kanya


(A)Identify species
(B)describe its hyphae
(C)may cause what type of mycosis?

Q image thumb

(A)Aspergillus niger


(A)identify slide
(B)identify EA (2)

Q image thumb

white piedra
Trichosporon beigelii / cutaneum


(A)identify EA
(B)this prefers what kind of soil?
(C)T/F - Its granulomatous lesions manifest after a month

Q image thumb

(A)Paracoccidioides brasilienses
(B)Cool humid soil
(C)false; after 10-20 yrs ang manif


(A)identify EA
(B)ideal morphology @ LPCB
(C)cutaneous manif of the disease

Q image thumb

(A)Blastomyces dermatitidis
(B)lollipop; very tiny conidia
(C)painless, raised, verrucous lesions


A.identify species
B. structure visibly absent

Q image thumb

A.Trichophyton tonsurans


(A)identify organism
(B)What do you call the flask-shaped structures?

Q image thumb

(A)Trichoderma sp


(A)identify slide

(B)where does this usually happen?

Q image thumb

(B)blood vessel


A.identify species
B.identify structure pointed

Q image thumb

A.Microsporum gypseum


A. identify species
B. T/F. This is part of body normal flora

Q image thumb

A. Candida albicans
B. T


(A)identify species
(B)common name

Q image thumb

A. Saccharomyces cerevisiae

B. baker's yeast


A. these are most likely colonies of what EA

B. T or F: This EA has a smooth conidiophore

Q image thumb

A. Aspergillus fumigatus

B. T


A. identify EA
B. colony growth is powdery. why?

Q image thumb

A. Penicillium sp.
B.  abundant spore formation of aerial mycelium


A. What is A?
B. What is B?
C. Identify EA

Q image thumb

A. sporangiophore

B. stolon
C. Rhizopus


A. structure pointed/shown in both
B. Does this invade the hair?

C. Identify both.

Q image thumb

A. macroconidia
B. yes
C. Microsporum gypseum (left)

Microsporum canis (right)


A. starting color of their colonies

B. new color of their colonies

C. identify both

Q image thumb

A. white
B. left: green, right: pink/purple
C. left: Trichoderma, right: Fusarium


A. this EA invades hair, skin and nails. TRUE OR FALSE
B. identify A

C. identify EA

Q image thumb

A. false

B. macroconidia

C. Epidermophyton floccosum


A. identify most possible EA

B. Does this invade hair?
C. arrangement of microconidia

Q image thumb

A. Trichophyton mentagrophytes
B. yes

C. en grappe


A.most possible EA

B.T/F. This has a smooth conidiophore.

C.T/F. This invades hair.

Q image thumb

A. Aspergillus niger

B. T

C. F


A. T or F. This fungus is opportunistic.
B. Identify EA

Q image thumb

A. F
B. Saccharomyces cerevisiae


A. the EA of this colony is likely to have __ conidiophore
B. identify EA
C. Hulle cells are present in microculture. T or F?

Q image thumb

A. pitted

B. Aspergillus flavus

C. F


A. the EA of this colony is likely to have ___conidiophore
B. identify EA
C. T or F. Arthroconidia are present in microculture

Q image thumb

A. smooth
B. Aspergillus fumigatus
C. F


A. identify EA
B. describe macroconidia
C. most of these inhabit the ___

Q image thumb

A. Fusarium
B. sickle-shaped

C. soil


A. T or F. This causes "small-spored ectothrix".
B. Identify EA

C. identify most probable origin

Q image thumb

A. T

B. Microsporum gypseum
C. soil


A. Identify EA.
B. T or F. This is endemic in the Philippines.
C. What does this produce in LPCB?

Q image thumb

A. Coccidioides immitis
B. F
C. thick-walled, barrel-shaped arthrospores


A. identify A
B. identify pointed structure in A

C. colony growth rate of A

Q image thumb

A. Geotrichum
B. arthrospores
C. moderately fast


A. T/F This is a dimorphic fungus.
B. identify EA
C. 75% of manifestations are ___

Q image thumb

A. T

B. Sporothrix schenkii
C. lymphocutaneous


A. T/F. This is a microscopic view of a dermatophyte.
B. Identify the EA.

C. What kind of skin lesions does this cause?

Q image thumb

A. F
B. Blastomyces dermatitidis
C.painless, raised, verrucous lesions


A. identify EA

B. In what host cells are these usually seen?

C. grows in what type of soil?

Q image thumb

A. Histoplasma capsulatum
B. alveolar macrophages in lungs
C. moist & high nitrogen content


A. identify EA
B. stain used
C. The organism produces this substance, which prevents it from oxidative killing

Q image thumb

A. Cryptococcus neoformans
B. mucicarmine

C. melanin


A. The causative agent of this is a yeast. T or F
B. identify the slide

Q image thumb

A. F
B. Aspergillosis


A. Identify EA.

B. Result for germ tube formation
C. growth in CHROMagar

Q image thumb

A. Candida albicans
B. positive

C. green


A. identify EA

B. identify disease caused


Q image thumb

A. Fonsecaea compactum

B. Chromoblastomycosis



A. identify structure pointed

B. in what disease is this present?

Q image thumb

A. sclerotic body


A. identify EA

B. justify the shape of the structure pointed
C. What is the structure pointed?

Q image thumb

A. Curvularia
B. due to swelling of central cell
C. macroconidia


A. identify slide

B. this is a lesion of the (skin, blood vessel, muscle)

Q image thumb

A. phaeohyphomycosis
B. skin


A. identify slide
B. identify origin of specimen
C. identify type of mycosis

Q image thumb

A. madura foot
B. leg biopsy
C. Subcutaneous


A. identify skin lesion

B. identify EA

C. special feature of its culture media

Q image thumb

A. tinea versicolor

B. Malasezzia furfur

C. overlaid with olive oil


A. identify EA

B. max growth period duration

C. disease caused

Q image thumb

A. Exophiala werneckii

B. 14 days

C. tinea nigra


A. identify slide
B. identify EA (2)

C. (arthroconidia, asci, arthrospores) are present

Q image thumb

A. white piedra

B. Trichosporon beigelii/cutaneum



A. identify EA on the left
B. identify EA on the right

C. common feature 

Q image thumb

A. Piedraia hortae

B. Epidermophyton floccosum

C. presence of chlamydospores


A. identify EA

B. identify disease caused

Q image thumb

A. Cladosporium carrionii

B. chromoblastomycosis


A. identify EA

B. identify media used
C. identify morphology in tissue

Q image thumb

A. Sporothrix schenkii
C. Cigar-shaped


A. Which is part of normal flora?
B. Which has arthrospores?
C. identify A and B

Q image thumb

a. b

b. a

c. A: Geotrichum // B: Candida albicans


A. EA of A
B. EA of B

C. Which produces arthrospores in LPCB?

Q image thumb

A. Coccidioides immitis

B. Aspergillus sp. 

C. A


A. EA and body part of A

B. EA and body part of B

C. Which one is dimorphic fungus?

Q image thumb

A. Histoplasma capsulatum, alveolar macrophage @ lungs

B. mucormycosis, blood vessel
C. A


A. identify the one on the left

B. identify the one on the right

C. Which has mycosis that involves sclerotic bodies?

Q image thumb

A. Blastomyces dermatitidis
B. Cladosporium carrionii

C. The one on the right/Cladosporium carrionii


A. T/F. B is dimorphic.

B. give dimorphic species of A

C. Identify B

Q image thumb

A. T

B. Penicillium marneffei
C. Sporothrix schenkii


A. Which is a common lab contaminant?
B. Which can cause orbital celluitis?
C.identify encircled portion of A

Q image thumb

A. A

B. B

C. Hulle cells


A. Identify A
B. identify B

C. They cause __

Q image thumb

A. Phialophora verrucosa
B. Fonsecaea compactum
C. Chromoblastomycosis


A. identify A
B. identify B

C. they cause __

Q image thumb

A. Alternaria

B. Curvularia
C. phaeohyphomycosis


A. T or F. B causes A

B. identify A

C. identify B

Q image thumb

A. F

B. Madura foot

C. Rhizopus


A. T or F. A and B are from the same body site.

B. Identify A.

C. Identify B.

Q image thumb

A. F

B. Phaeohyphomycosis
C. Mucormycosis