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Knec Diploma In Medical Laboratory Technology:Haematology And Immuno-Haematology Question Paper

Knec Diploma In Medical Laboratory Technology:Haematology And Immuno-Haematology

Course:Diploma In Medical Laboratory Technology

Institution: Knec question papers

Exam Year:2014

HAEMATOLOGY AND IMMUNO
HAEMATOLOGY
Oct./Nov.2014
Time: 3 hours
THE KENYA NATIONAL EXAMINATIONS COUNCIL
DIPLOMA IN MEDICAL LABORATORY TECHNOLOGY
HAEMATOLOGY AND IMMUNO-HAEMATOLOGY
3 HOURS
SECTIUON A(40 MARKS)
Answer ALL the Questions in this section in the spaces provided.

1. Describe the “D” antigen. (4 marks)

2. Explain Apheresis. (4 marks)

3. Outline the procedure of direct Coombs test. (4 marks)

4. State four factors affecting antigen/ antibody reactions. (4 marks)

5. Name four blood transfusion diseases. (4 marks)

6. List four anticoagulants and state their use in haematology. (4 marks)

7. Define supravital stain and give two examples. (4 marks)

8. Differentiate between bleeding time and clotting time. (4 marks)

9. List four factors that influence erythrocyte sedimentation rate (4 marks)

10. Describe the battlement method of differential leucocyte count. (4 marks)

SECTION B (60 marks)
Answer any THREE questions from this section in the space provided after question 15.
11. Describe the following techniques:
(a) Collection of venous blood; (6 marks)
(b) Oxyhaemoglobin method for haemoglobin estimation. (14 marks)

12. Outline the following tests:
(a) Ivy’s bleeding time; (6 marks)
(b) Prothrombin time. (14 marks)

13. (a) Name four Romanowsky stains. (2 marks)
(b) Outline the principle and procedure of Leishman staining method. (12 marks)
(c) Draw labeled microscopic appearance of the following cells upon staining with Leishman stain:
(6 marks)
(i) small lymphocyte;
(ii) Monocyte;
(iii) red blood cell.

14. Discuss blood transfusion quality control. (20 marks)

15. (a) Describe acid citrate dextrose and list its composition. (10 marks)

(b) Outline laboratory investigating of Iron deficiency anaemia. (10 marks)

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