Question

what is bursa of fabricus​

Answer 1

Answer:

bursa of fabricus is a glandular sac opening into the cloaca of a bird, producing B-cells.

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Answer 2

Bursa of fabricus is defined as following :-

1. It is a sac- like lymphatic organ

2. It is only present only in birds.

3. It is situated in dorsal to the cloaca

4. It is the site of HEMATOPIESIS, a specialized organs in birds

5. It is the part immune system that

develop only in birds

6. The interior surface of bursa is plicated with as many as 15 primary and 7 secondary folds.

7. The bursa is active in young birds

8. Its atrophies after 6-7 months