Question

What is the constituent of hypopharynx of cockroach?

Answer 1

It constitutes salivary glands , Labial palp , glossa and paraglossa
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Answer 2

The mouth parts of cockroach are of biting and chewing type consisting of labrum (upper lip), a pair of mandibles, a pair of maxillae and a labium (lower lip). Within the oral cavity enclosed by the mouthparts, lies a median flexible lobe called hypopharynx (tongue).