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Question: Answered & Verified by Expert
In cockroach, the common duct of salivary reservoir opens at the base of the
BiologyStructural Organisation in AnimalsNEET
Options:
  • A Pharynx
  • B Maxilla
  • C Mandible
  • D Hypopharynx
Solution:
1580 Upvotes Verified Answer
The correct answer is: Hypopharynx
Hypopharynx is a small, cylindrical mouthpart, present between first maxillae and covered by labrum and labium on dorsal and ventral sides respectively. It bears several sensory setae on its free end and the opening of common salivary duct upon its basal part.

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