Question

Будова опорно-рухової системи кільчастих червів​

Answer 1

Зусилля, що розвиваються м'язами, що скорочуються, для зміни форми тіла, повинні передаватися гідроскелету. Скорочення поздовжніх м'язів змушує тіло розширюватися, а скорочення кільцевих м'язів призводить до його подовження. В результаті кільчасті черв'яки можуть проникати в ґрунт і донні відкладення, роблячи там ходи.

Объяснение:

Answer 2

Structure of the Muscular System of Roundworms

The structure of the muscular system of roundworms, also known as nematodes, is characterized by several key features.

1. Body Wall Muscles: - The body wall muscles of roundworms are responsible for their movement and locomotion. - These muscles are arranged in longitudinal and circular patterns, allowing the worm to move in a sinusoidal (wave-like) motion. - Source:.

2. Muscle Cells: - The muscle cells of roundworms are elongated and spindle-shaped, allowing for efficient contraction and relaxation. - These cells are arranged in a specific pattern to facilitate coordinated movement. - Source:.

3. Innervation: - The muscular system of roundworms is innervated by a network of nerves that control the contraction and relaxation of muscles. - Nerve impulses regulate the movement and behavior of the roundworm. - Source:.

4. Role in Movement: - The muscular system of roundworms plays a crucial role in their burrowing, feeding, and reproductive activities. - It enables the worm to navigate through its environment and carry out essential life functions. - Source:.

5. Functional Adaptations: - The muscular system of roundworms exhibits functional adaptations that allow them to thrive in diverse ecological niches. - These adaptations contribute to their success as a phylum, with members found in various habitats worldwide. - Source:.

In summary, the muscular system of roundworms is a complex and specialized structure that enables these organisms to move, feed, and survive in their respective environments.