Mycology

Question 1

Major structural polymer in fungal cell walls

Answer 1

Chitin

Question 2

Site of action of some anti fungal drugs

Answer 2

B-Glucan

Question 3

Site of action of antifungal drugs, amphtericin B and azole group

Answer 3

Ergosterol

Question 4

Two asexual reproduction

Answer 4

Sporangiopores

Conidia

Question 5

Developed by septation and fragmentation of a hypha

Answer 5

Thallic conidia

Question 6

Develop in an intercalary position

Answer 6

Chlamyyoconidia

Question 7

Mass of filaments

Answer 7

Mycelium

Question 8

Responsible for reproduction

Answer 8

Stolon
Aerial
Reproductive

Question 9

Responsible for gaining nutrients

Answer 9

Rhizoids

Vegatative

Question 10

This grows at 37c, germ tube, CHO assimilation, fermentation, urease and phenol oxidase

Answer 10

Cryptococcus neoformans

Question 11

Gold standard of antifungal

Answer 11

Amphotericin B

Question 12

MoA binding to cytochrome P-450 which interfere with ergosterol synthesis

Answer 12

Azoles

Question 13

Most well known mycotoxin

Answer 13

Aflatoxins

Question 14

Deadliest mushroom toxin is produced by the death cap

Answer 14

Mycetismus

Question 15

Pityriasis versicolor

Answer 15

Malassezia furfur

Spaghetti and meatball appearance

Question 16

Tinea negra

Answer 16

Exophiala werneckii

Question 17

Black piedra

Answer 17

Piedraia hortai

Question 18

White piedra

Answer 18

Trichosporum beigelli

Question 19

Tinea captitis

Answer 19

Ring worm lesion of scalp

Question 20

Tinea corporis

Answer 20

Ringworm lesion of trunk, arms and legs

Question 21

Tinea manus

Answer 21

Ringworm lesion of hand

Question 22

Tinea cruris

Jock itexh

Answer 22

Ringworm lesion of groin

Question 23

Sporotrichosis

Answer 23

Sporothix schenckii

Rossette pattern

Cigar bodies yeast in tissue

Question 24

Chromoblastomycosis

Answer 24

Cauliflower like appearance

Medlar bodies

Question 25

Mostly infects the hair and skin

Answer 25

Microsporum spp

Question 26

Causes of tinea pedis

Answer 26

Trichophyton mentagrophytes

Question 27

Most common cause of tinea ungium

Answer 27

Trichophyton rubrum

Question 28

DoC for trichophyton spp

Answer 28

Griseofulvin

Question 29

Principal causative agent of chromoblastomycosis

Answer 29

Phialophora verrucosa

Question 30

Causes madura foot

Answer 30

Madurella species

Question 31

most virulent of fungal pathogens

Answer 31

Coccidioides immitis