Write mouth parts of cockroach?
Answers
Answer:
An opening on the head of the cockroach is called mouth.It is surrounded by a pair of mandibles,first maxillae,labium,hypopharynx and labrum. The mouth part of the cockroach is for biting and chewing. The labium and labrum forms the lip. ... Maxillae are a pair of structures outside and behind mandibles.
Explanation:
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Answer:
The major mouthparts of cockroaches are the labrum, mandibles, maxillae, labium, and hypopharynx.
Explanation:
Labrum - Also known as the upper lip is a roughly rectangular part that is broad. It overhangs from the front edge of its head from the bottom side.
Hypopharynx - It's the tongue-like structure that is present on the floor of the mouth.
Mandibles - They occur in pair and is known for their hardness and strength. They are dark-colored structures found on both sides with jagged inner edges. They move in a horizontal fashion and help in churning the food.
Maxillae - They also occur in pair and is located behind the mandibles. The maxilla is divided into three parts; protopodite, expodite, endopodite.
Labium - It's formed by the integration of the second pair of maxillae. It's the broad median lower lip. It has a pair of three segmented labial palps on both sides. These labial palps help in sensation