<prompt> Hassalls corpuscle is present in:TonsilThymusSpleenLymph node  <response>: Ans. B. ThymusHassalls corpuscles are structures found in the medulla of the human thymus, formed from eosinophilic type VI epithelial reticular cells arranged concentrically. These concentric corpuscles are composed of a central mass, consisting of one or more granular cells, and of a capsule formed of epithelioid cells. 