BM 1255-PATHOLOGY AND MICROBIOLOGY

B.E/B.Tech DEGREE EXAMINATION,APRIL/MAY 2008
Fourth Semester Biomedical Engineering
BM 1255-PATHOLOGY AND MICROBIOLOGY

(Regulation 2004)
Time:Three hours Maximum:100 marks
Answer ALL questions
PART A--(10*2=20 marks)
1.What are cell stress proteins?
2.What is agenesis?
3.What is colliquative necrosis?
4.What is granulomatous inflammation?
5.What is Burkith's lymphoma?
6.What is programmed aging?
7.What is Hageman factor?
8.What is linkage analysis?
9.What is pulmonary embolism?
10.What is the principle behind Gram's staining?

PART B--(5*16=80 martks)
11.(a)Discuss the mechanism of apoptosis.

Or

(b)Discuss the various factors that lead to necrosis.

12.(a)Discuss the structure and classification of bacteria.

Or

(b)(i)Discuss the classification of fungus.(10)
(ii)How is fungal disease identified?(6)

13.(a)Discuss the mechanisms and the factors that lead to the development of the tumour citing a suitable example.

Or

(b)Describe the mechanisms of Edema formation and mention the causative factors.

14.(a)How is HIV contracted and discuss the mechanisms of its pathogenesis?

Or

(b)Describe the various types of hypersenstivity reactions and the mechanism of its development.

15.(a)Write notes on:
(i)Hematological disorders.(8)
(ii)TEM(8)

Or

(b)Write notes on:
(i)Intra vascular coagulation.(8)
(ii)Storage disorders.(8)

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