Mycology — Flashcards
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What fungus is shown below? _____
Pilot wheel/Mickey mouse appearence on culture is shown by _____ American blastomycosis/paracoccidioidomycosis
What fungus is shown below? _____
What fungus is shown below? _____
What fungus is shown below? _____
What fungus is shown below? _____
Microsporum infection causes _____thrix.
Hint: ecto/endo
What fungus is shown below? _____
What fungus is shown below? _____
What fungus is shown below? _____
Mycology Indian Medical PG Flashcards - Medical Study Cards
Master Mycology with OnCourse flashcards. These spaced repetition flashcards are designed for medical students preparing for NEET PG, USMLE Step 1, USMLE Step 2, MBBS exams, and other medical licensing examinations.
Mycology Flashcard Deck - 119 Cards
Flashcard 1: What fungus is shown below? _____
Answer: Rhizopus
Flashcard 2: Pilot wheel/Mickey mouse appearence on culture is shown by _____ American blastomycosis/paracoccidioidomycosis
Answer: South
Flashcard 3: What fungus is shown below? _____
Answer: Cryptococcus -- in India ink
Flashcard 4: What fungus is shown below? _____
Answer: Blastomyces dermatitidis
Flashcard 5: What fungus is shown below? _____
Answer: Coccidioides immitis
Flashcard 6: What fungus is shown below? _____
Answer: Histoplasma
Flashcard 7: Microsporum infection causes _____thrix.
Answer: ecto
Flashcard 8: What fungus is shown below? _____
Answer: Malasezzia furfur
Flashcard 9: What fungus is shown below? _____
Answer: Aspergillus fumigatus
Flashcard 10: What fungus is shown below? _____
Answer: Candida albicans (germ tubes)
Flashcard 11: What fungus is shown below? _____
Answer: Candida albicans
Flashcard 12: Sporotrichosis diagnosis is confirmed via _____ or biopsy
Answer: culture
Flashcard 13: Ascending _____ and cigar-shaped yeast are classic manifestations of Sporothrix schenckii infection/sporotrichosis
Answer: lymphadenitis
Flashcard 14: _____ is found mainly in pigeon droppings and soil
Answer: Cryptococcus
Flashcard 15: _____ is commonly found growing on heroin.IV injection of the drug can therefore lead to candidal endocarditis
Answer: Candida albicans
Flashcard 16: Histoplasma, Blastomycosis and most* other systemic fungi are found in the _____ form in soil and the yeast* form in the body
Answer: mold
Flashcard 17: _____ hyphae are non-septated with wide-angled (90) branching
Answer: Mucormycosis
Flashcard 18: Candida albicans is in the _____ form with pseudo-hyphae formation at 20 degrees C
Answer: yeast
Flashcard 19: _____ is endemic to the central and midwestern United States
Answer: Histoplasma
Flashcard 20: _____ occurs due to Aspergillus fumigatus infection in immunocompromised patients
Answer: Angioinvasive aspergillosis
Flashcard 21: _____ spreads in an ascend-ing pattern along the path of lymphatic drainage
Answer: Sporothrix schenckii
Flashcard 22: Sporothrix schenckii is a dimorphic yeast with a cigar-shaped, unequal budding _____ in human tissue, and a mold form in plants (commonly rose thorns)
Answer: yeast
Flashcard 23: A _____ stain or culture gives physicians a definitive diagnosis in histoplasmosis, blastomycosis, coccidioidomycosis (fungal infections)
Answer: KOH
Flashcard 24: Mucosal _____ in the upper respiratory tract and mouth is characteristic of Paracoccidioidomycosis
Answer: ulcers
Flashcard 25: _____ does not change the vaginal pH
Answer: Candida albicans
Flashcard 26: Progression of _____ can result in spreading from cervical lymph nodes to the lungs, causing granulomas
Answer: paracoccidioidomycosis
Flashcard 27: _____ is 5-10 micrometers in diameter and its morphology can be described as narrow-based, with unequal budding.
Answer: Cryptococcus neoformans
Flashcard 28: _____ invades blood vessels, disseminating rapidly throughout the body
Answer: Angioinvasive aspergillosis
Flashcard 29: _____ has acute (<45)-angle branching hyphae with septations
Answer: Aspergillus
Flashcard 30: _____ stains and outlines the heavy capsule that surrounds Cryptococci fungi, giving it a unique "halo" appearance
Answer: India ink
Flashcard 31: _____ can also appear on the East coast
Answer: Blastomycosis
Flashcard 32: Characteristic microscopic appearance: Vesicles are _____ and philades are arranged in one or two row(s) in Aspergillus flavus
Answer: globular
Flashcard 33: In Penicillium, _____ is the stalk-like structure, which bears structures known as metulae from which flask-shaped phialides producing chains of asexual spores known as conidia arise.
Answer: conidiophore
Flashcard 34: Cryptococci enter the body via _____, therefore the primary infection resides in the lungs
Answer: inhalation
Flashcard 35: _____ forms conidiophores with fruiting bodies
Answer: Aspergillus
Flashcard 36: _____ and Malassezia furfur are classified as yeast like
Answer: Candida
Flashcard 37: _____ is associated with bat and bird droppings, therefore spelunkers who explore caves are at risk, or farmers with chicken coops.
Answer: Histoplasma Capsulatum
Flashcard 38: _____ has a geographical distribution localized to South America
Answer: Paracoccidioidomycosis
Flashcard 39: _____ forms pseudohyphae and budding yeast at 20 degrees C (cold)and germ tubes (hyphae) at 37 degrees C (heat)
Answer: Candida albicans
Flashcard 40: _____ species produce characteristic brush-like conidiophores
Answer: Penicillium
Flashcard 41: Chromoblastomycosis is caused by pigmented fungi (_____and Fonsecaea species)
Answer: Phialophora
Flashcard 42: _____ infects hair and skin only.
Answer: Microsporum
Flashcard 43: _____ washings can be used to diagnose Cryptococcal infection
Answer: Bronchopulmonary
Flashcard 44: _____ is caused primarily by Mucor sp. and Rhizopus
Answer: Mucormycosis
Flashcard 45: _____ can infect the blood (fungicemia) of neonates receiving TPN, causing severe symptoms
Answer: Malassezia furfur
Flashcard 46: _____ is a bread mold, and is one of the major causes of Mucormycosis
Answer: Rhizopus
Flashcard 47: _____ are asexual spores that are formed along the mycelium/hyphae by segmentation and condensation of hyphae.
Answer: Arthospores
Flashcard 48: Black Piedra is caused by _____ and most commonly affects the scalp hair
Answer: Piedraria hortae
Flashcard 49: Characteristic microscopic appearance: Conidia arise from the entire vesicle and are _____ in Aspergillus niger
Answer: black
Flashcard 50: After inhalation of _____, the fungi have a predilectation to proliferate in blood vessel walls, especially where there is excess glucose and ketone bodies
Answer: Mucormycosis
Flashcard 51: Classification of fungi based on spore formation:Glomeromycota reproduce by _____ spores called as zygospores/oospores
Answer: sexual
Flashcard 52: _____ is found in the Southwestern United States
Answer: Coccidioidomycosis
Flashcard 53: Transmission of Blastomycosis occurs via _____ of aerosol-ized spores
Answer: inhalation
Flashcard 54: Once inside the body, _____ in the yeast form replicates via broad based budding
Answer: blastomycosis
Flashcard 55: _____ of Tinea lesions due to dermatophytes are seen with KOH prep of skin scrapings
Answer: Hyphae
Flashcard 56: _____, Dermatophytes and Aspergillus are classified as Molds/filamentous fungi
Answer: Penicillium
Flashcard 57: Classification of fungi based on spore formation:Glomeromycota reproduce by _____ spores called as sporangiospores
Answer: asexual
Flashcard 58: _____ is the most common cause of fungal meningitis
Answer: Cryptococcus
Flashcard 59: _____ targets the reticuloendothelial system, ultimately resulting in dissemination to the liver and spleen
Answer: Histoplasmosis
Flashcard 60: _____ is a fungal infection that occurs at pH 3.8 - 4.5 (normal)
Answer: Candida albicans
Flashcard 61: _____ is a subcutaneous mycotic infection, usually caused by traumatic inoculation which presents with verrucous lesions
Answer: Chromoblastomycosis (chromomycosis)
Flashcard 62: _____ contain keratinase, allowing them to subsist off keratin, a protein resistant to most organisms.
Answer: Dermatophytes
Flashcard 63: Pneumocystis jirovecii, formerly Pneumocystis carinii, is an opportunistic fungi that appears as _____ containing dark oval bodies on microscopy.
Answer: cysts
Flashcard 64: _____ is mold in the soil and spherules of endospores in the body, which can rupture and spread throughout the lungs and rest of the body
Answer: Coccidioidomycosis
Flashcard 65: _____ is a fungus part of normal skin flora, thriving in hot and humid conditions
Answer: Malassezia furfur
Flashcard 66: _____ have a characteristic mold form containing barrel-shaped arthroconidia.
Answer: Coccidioidomycosis
Flashcard 67: _____ is a fungus responsible for causing Pneumocystic pneumonia
Answer: Pneumocystis jiroveci
Flashcard 68: Characteristic microscopic appearance: Vesicles are _____ and philades are arranged in a single row in Aspergillus fumigatus
Answer: conical
Flashcard 69: _____ causes rhinosporidiosis
Answer: Rhinosporidium seeberi
Flashcard 70: Characteristic microscopic appearance: Conidia arise from the _____ and are hyaline in Aspergillus fumigatus
Answer: upper third
Flashcard 71: Characteristic microscopic appearance: Conidia arise from the _____ and are hyaline in Aspergillus flavus
Answer: entire vesicle
Flashcard 72: Characteristic microscopic appearance: Vesicles are _____ and philades are arranged in two row(s) in Aspergillus niger
Answer: globular
Flashcard 73: _____ is used to isolate fungi
Answer: Sabouraud agar
Flashcard 74: _____ are solid balls of fungus present in the lungs that result from Aspergillus fumigatus infection
Answer: Aspergillomas
Flashcard 75: _____ and Saccharomyces are classified as yeasts
Answer: Cryptococcus
Flashcard 76: Fungi such as _____, Blastomyces and Cryptococcus lack -1,3-glucan in their cell walls
Answer: Zygomycetes
Flashcard 77: _____ infects nail ,hair and skin only.
Answer: Trichophyton
Flashcard 78: Classification of fungi based on spore formation:_____ reproduce by sexual spores called as basidiospores
Answer: Basidiomycota
Flashcard 79: The yeast of _____ takes on a cigar shape under microscope
Answer: Sporothrix schenckii
Flashcard 80: Classification of fungi based on spore formation:_____ and Basidiomycota reproduce by asexual spores called as conidia
Answer: Ascomycota
Flashcard 81: _____ agar is used to demonstrate melanin production by Cryptococcus neoformans
Answer: Niger seed
Flashcard 82: Dissemination of _____ can result in cervical, axillary, and inguinal lymphadenopathy
Answer: paracoccidioidomycosis
Flashcard 83: _____ is classically contracted via cuts from rose thorns, as well as tree bark, bushes, and plants
Answer: Sporothrix schenckii
Flashcard 84: Classification of fungi based on spore formation:_____ reproduce by sexual spores called as ascospores
Answer: Ascomycota
Flashcard 85: _____ is the only species in the genus Epidermophyton
Answer: Floccosum
Flashcard 86: Which species of Aspergillus secretes aflatoxin B1, B2, G1 and G2?_____
Answer: A. parasiticus
Flashcard 87: Which dermatophytes have more predominant macroconidia and scanty microconidia?_____
Answer: Microsporum
Flashcard 88: Tinea corporis/ ringworm infection is caused by the dermatophyte _____
Answer: Trichophyton rubrum
Flashcard 89: The cell _____ of fungi contains chitin, glucan, mannan and other polysaccharides.
Answer: wall
Flashcard 90: Which dermatophytes have only macroconidia?_____
Answer: Epidermophyton
Flashcard 91: Ergot poisoning is due to _____
Answer: Claviceps purpurea.
Flashcard 92: Favus is caused by _____
Answer: T. schoenleinii.
Flashcard 93: Madurella mycetomatis causes _____ which would NOT respond to antibiotics.
Answer: eumycetoma
Flashcard 94: Serum beta-1,3-D glucan levels will be _____ in a patient suffering from pneumocystis pneumonia
Answer: elevated
Flashcard 95: Tinea cruris is most commonly caused by Trichophyton _____
Answer: rubrum
Flashcard 96: Which species of Dermatophytes does not contain Microconidia?_____
Answer: Epidermophyton
Flashcard 97: The most common cause of paranasal sinus mycoses (fungal sinusitis) is _____
Answer: Aspergillus fumigatus.
Flashcard 98: Classification of fungi based on spore formation:_____ consists of lower fungi with non-spetate hypahe
Answer: Glomeromycota
Flashcard 99: Classification of fungi based on spore formation:Fungi imperfecti (_____) are the fungi whose sexual phases are yet to be identified.
Answer: Deuteromycetes
Flashcard 100: _____ is a form of mycotic poisoning when the fungus eaten for itself causes toxic effects
Answer: Mycetism
Flashcard 101: Penicillium is a _____morphic fungi.
Answer: di
Flashcard 102: _____ is a superficial fungal infection of the hair shaft
Answer: Piedra
Flashcard 103: Piedraia hortae is almost unique among the human pathogenic fungi in producing sexual spores in its _____ phase
Answer: parasitic
Flashcard 104: Which trichophyton species cause endothrix?_____
Answer: T. tonsurans and T. violaceum
Flashcard 105: Microsporum audouinii, M.canis, M.equinnum, and M.ferrugineum cause _____thrix infection.
Answer: ecto
Flashcard 106: Classification of fungi based on spore formation:_____ consist of yeasts and filamentous fungi
Answer: Ascomycota
Flashcard 107: Which fungi shows characteristic appearance resembling pilot's wheel or mickey mouse appearance?_____
Answer: Paracoccidiomycosis
Flashcard 108: Tinea pedis or ringworm of foot is most commonly caused by Trichophyton _____ infections
Answer: rubrum
Flashcard 109: Microscopic finding of flower-like clusters of conidia with branching hyphae are suggestive of _____
Answer: sporotrichosis
Flashcard 110: A positive hair perforation test is caused by Trichophyton _____
Answer: mentagrophytes
Flashcard 111: Which dermatophytes have more predominant microconidia and scanty macroconidia?_____
Answer: Trichophyton
Flashcard 112: The most common pathogen causing onychomycosis is _____
Answer: Trichophyton rubrum
Flashcard 113: Which species of Aspergillus secretes aflatoxin B1?_____
Answer: A. flavus
Flashcard 114: Pilot wheel/Mickey mouse appearence on culture is shown by _____ American blastomycosis/_____
Answer: South; paracoccidioidomycosis
Flashcard 115: Glucoronyloxymannan is the capsular polysaccharide of _____
Answer: Cryptococcus
Flashcard 116: Microsporum infection causes _____thrix.
Answer: ecto::ecto/endo
Flashcard 117: Aspergillus fumigatus on Sabouraud agar, _____ colored colonies are seen.
Answer: dark-green
Flashcard 118: Pilot wheel/Mickey mouse appearence on culture is shown by _____ American blastomycosis/_____
Answer: South; paracoccidioidomycosis
Flashcard 119: The virulence factors of Candida albicans:Agglutinin-like sequence (ALS) surface _____Secreted aspartyl proteinases (SAPs)Phospholipase _____ (PLB1) Fungal _____
Answer: glycoproteins; B1; biofilm
Keywords: Mycology flashcards, medical flashcards, NEET PG preparation, USMLE Step 1 flashcards, Anki alternative, spaced repetition medical, OnCourse flashcards
Study by Chapter
Classification of Fungi
Flashcards
Superficial Mycoses
Flashcards
Dermatophytes
Flashcards
Subcutaneous Mycoses
Flashcards
Candidiasis
Flashcards
Aspergillosis
Flashcards
Cryptococcosis
Flashcards
Zygomycosis
Flashcards
Endemic Mycoses
Flashcards
Opportunistic Fungal Infections
Flashcards
Antifungal Agents
Flashcards
Laboratory Diagnosis of Fungal Infections
Flashcards
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