Cockroach Morphology
Answers
Explanation:
Morphology
The body of the cockroach is divided into:
- Head
- Thorax
- Abdomen
Head
It bears a pair of compound eyes and two long antennae arising from their head. The mouth is present on the anterior part which bears a pair of mandibles, a pair of maxillae and labium. A median flexible lobe acts as the tongue.
Thorax
The thorax is divided into three parts- Prothorax, Mesothorax, and Metathorax. The head and thorax are connected by a short extension of the prothorax known as the neck. The mesothorax gives rise to the first pair of wings, while the second pair of wings arises from the metathorax. The thorax region also bears a pair of legs. It also consists of forewings called tegmina.
Abdomen
The abdomen of a cockroach is divided into 10 segments. The 7th sternum, along with the 8th and 9th sterna bears a broad genital pouch. The 10th segment contains a pair of joint filamentous structure called anal cerci.
Explanation:
Morphology of Cockroach
As an arthropod, the body of a cockroach is divisible into three distinct regions. They are the head, thorax, and abdomen. There is a hard exoskeleton that is brown n color, made of chitin. ... The head of the cockroach has a distinct triangular shape.
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