Test 1 Qs 1-10

Question 1

In flow cytometry the following is detected:

Answer 1

b. Size and granularity

Question 2

Amboceptor is?

Answer 2

Rabbit anti-Ab’s against sheep eerythrocytes.

Question 3

Immunofloresence assay. What is used to detect it?

Answer 3

Fluorescens microscope.

Question 4

What is toxoid?

Answer 4

Inactivated toxin.

Question 5

In testing for tubercolisis you are testing for?

Answer 5

Memory Th cells against Tuberculosis Ag.

Question 6

Which of the following is present in T cell?

a. Somatic recombination
b. Gene recombination
c. Somatic hyper mutation.

Answer 6

Somatic recombination.

Question 7

Endogenous Ag undergo the:

Answer 7

Cytosolic pathway

Question 8

Haemolytic disease in foals are expressed by:

Answer 8

Aa negative mare having anti Aa antibodies (due to first Aa+ first foal) which go by colostrum to Aa+ foal.

Question 9

For skin reaction test in cattle for tuberculosis is used?

Answer 9

Purified protein derrivate

Question 10

What is the dilution and what solution do you use for counting of leukocytes?

Answer 10

1:20 with Turk solution