Question

Hepatic caeca observed in cockroach is positioned in its body in/at -

• A. between the 2^nd and 3^rd segments of the mesothorax.
• B. oesophagus
• C. junction of foregut and midgut.
• D. junction of midgut and ileum

Answer 1

Answer: (C)

The gastric caeca, also called as hepatic caeca, is a ring of 6-8 blind tubules secreting digestive juices and located at junction of midgut and foregut in the abdomen region of cockroach. Malphigian tubules which help with excretion is found at junction of midgut and ileum (hindgut). Cockroaches have a pair of wings present at the 2^nd and 3^rd segment.