Cockroach Digestive System Model

Product Description

Cockroach Digestive System Model :

 To understand the position of the mouth parts, observe the external features of a cockroach in the diagram below.

The body of the cockroach is segmented into three portions head, thorax and the abdomen. The mouth parts are attached to the ventral side (underside) of the head portion and surrounds the mouth or the oral cavity which faces down.