1 of 3

Q- What is the structure referred to by the arrow (→)?

1- Central artery.

2- Hassall’s corpuscle.

3- Medullary capillary.

4- Trabecular artery.

2 of 3

Q- Identify this organ.

1- Thymus

2- Tonsil

3- Spleen

4- Lymph node

3 of 3

Q- What is the content of the specific granules of that cell?

1- Bactericidal proteins

2- Major Basic protein

3- Heparin & Histamine

4- Hydrolytic enzymes