Question

Describe the parts of the mouth of a cockroach.

Answer 1

Hint: Cockroaches are present for hundreds of thousands of years evolving into some of the most adaptable pests on Earth. The body of the cockroach is segmented and divisible into three different regions:
1. Head
2. Thorax
3. Abdomen
The complete body of the cockroach is covered by way of a challenging chitinous exoskeleton which is typically brown in colour.

Complete answer:
Cockroach: They belong to a type of Insect of Phylum Arthropod. Cockroaches are usually brown or black bodied animals. But in tropical regions, vibrant yellow, red, and green coloured cockroaches are found.
Sizes range from 0.5 inches to 3 inches. Anterior parts of the head endure appendages forming biting and chewing type of mouth parts. The mouthparts of the cockroach include
1. Labarum
2. Mandibles
3. Maxillae
4. Labium.

Labarum or also acknowledged as the upper lip is a huge and roughly rectangular fashioned structure. It hangs from the front aspect of the head on the lower side. A tongue-like shape is current in the floor of the mouth known as the hypopharynx.

Mandibles are a pair of hard, strong, large, dark-coloured constructions located one on either facet with ragged internal sides. They go in a horizontal motion and crush the meals existing in-between them.
Maxillae are a pair of structures that are present outside and in the back of the mandibles. Each consists of three components known as
1. Protopodite
2. Exopodite
3. Endopodite.

The labium is stated to be fashioned by means of the fusion of the 2d pair of maxillae. It varieties the extensive median decrease lip and has a pair of 3-segmented labial palps on either facet which is sensory in nature.

The mouthparts of the cockroach is shown by the figure below

Note: A cockroach's mouth can cross from facet to aspect and is capable of processing odor and taste simultaneously. Cockroaches are also equipped with salivary glands which helps them in the digestion of food.