St. Joseph’s College of Arts & Science (Autonomous) St. Joseph’s College Road, Cuddalore – 607001 MB614 - MEDICAL MYCOLOGY
Time : 3 hrs
Max Marks :75 SECTION – A (10X1=10) Answer ALL Questions
1. Which of the following is unicellular fungus? a) Candida b) Cryptococcus c) Sachharomyces d) All the above 2. Which of the following is an infection caused by dermatophytes a) Tinea nigra b) Tinea versicolor c) Tinea pedis d) All the above 3. Id reaction is associated with a) Candidiasis c) Histoplasmosis
b) Dermatophytosis d) Opportunistic mycoses
4. Oral thrush is caused by a) Trichosporon c) Aspergillus flavus
b) Candida d) Penicillum
5. Which dermatophyte infects hair, nails and skin? a) Trichosporum b) Trichophyton c) Microsporum d) Epidermophyton 6. Dermatophytes are fungi that infect the epidermal tissue by invading and attacking a) Collagen b) Fibroblast c) Keratin d) Sebaceous glands
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Q6/9L/03-14
7. The fungal nucleolus a) Contains true chromosome c) Differs from the bacterial nucleus 8. A sporangium contains a) Spherules c) Chlamydospores
b) Contains DNA fragments d) All the above
b) Sporongispores d) Oidia
9. Which of the following stain is used for Cryptococcus? a) India ink b) Giemsa c) Albert d) Gram 10. Reynolds-Braude phenomenon is seen in a) Aspergillus b) Penicillium c) Candida d) Microsporum SECTION – B (5X3=15) Answer any FIVE Questions 11. Write the characteristics of dimorphic yeast. 12. What are antifungal agents? Write any two. S 13. What is superficial mycosis and explain Tenia nigra. 14. Explain the common properties of sporotrichosis. 15. Write pathology of Blastomyosis. 16. Draw a diagram of Aspergillus and label the parts. 17. Write a note on microscopic identification of Candida.
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Q6/9L/03-14
SECTION – C (5X10=50) Answer ALL Questions 18. a) Explain the general characteristics of the fungi. (or) b) Give the classification of medically important fungi with examples. 19. a) Explain in detail on Mycotic mycetoma? –. (or) b) Elaborate in detail account on chromoblasto mycosis. 20. a) Discuss the infection of Malassezia in detail. (or) b) What is dermatomycoses? Explain completely. 21. a) What is systemic mycosis and explain in detail with example? (or) b) Discuss about Coccidioidomycosis and paracoccidioidosis in detail. 22. a) Explain the opportunistic mycosis and give examples. (or) b) Enumerate the characteristics of Penicillium and give suitable diagram.
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