CHS501 : INTRODUCTION TO HIV/AIDS (2014)

NATIONAL OPEN UNIVERSITY OF NIGERIA

14/16 AHMADU BELLO WAY, VICTORIA ISLAND, LAGOS

SCHOOL OF SCIENCE AND TECHNOLOGY

MARCH/APRIL 2014 EXAMINATION

COURSE CODE: CHS501

COURSE TITLE: INTRODUCTION TO HIV/AIDS.

TIME ALLOWED: 2HOURS

INSTRUCTION: ANSWER ALL QUESTIONS.

1a) Write short notes on

i) Prevalence ii) Pandemic iii) Virion iv) Protease 8MKS

b) Outline the steps involved in the HIV Replication Cycle 10mks

2a) Briefly discuss CD4 cells and their relevance in HIV infection. 10MKS

b) What is an integrase? 7MKS

c) What are the CD8 T cells and their medical importance in HIV infection. 10mkss

3a) Give a brief account of HIV Risk Factors. 10mks

b) How can we prevent or reduce the risk of becoming infected with HIV or

transmit the virus to others ? 10MKS

c) Define HIV counselling and briefly mention its two major aims. 15MKS

4) Progressively discuss the signs and symptoms of HIV/AIDS in a patient. 20MKS

For the 2015 – till date past questions for this course CLICK HERE

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