
Органы дыхания у зайца и кузнечика


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кузнечик - трахеи



У зайца лёгкие а у кузнечика трахеи...



Organs of Respiration in a Hare and a Grasshopper
The organs of respiration in a hare and a grasshopper differ due to their distinct anatomical structures and respiratory mechanisms.
Hare: Hares are mammals and have lungs as their primary respiratory organs. The lungs of a hare are responsible for the exchange of oxygen and carbon dioxide during respiration. The process of respiration in hares involves the following steps:
1. Inhalation: Hares breathe in air through their nostrils, which leads to the nasal cavity. From there, the air passes through the pharynx and enters the trachea. 2. Trachea: The trachea, also known as the windpipe, is a tube-like structure that connects the pharynx to the lungs. It is lined with ciliated cells and cartilaginous rings, which help to keep the airway open and prevent collapse. 3. Bronchi and Bronchioles: The trachea branches into two bronchi, one leading to each lung. The bronchi further divide into smaller bronchioles, which eventually lead to the alveoli. 4. Alveoli: The alveoli are tiny air sacs located at the end of the bronchioles. They are the site of gas exchange, where oxygen from the inhaled air diffuses into the bloodstream, and carbon dioxide from the bloodstream diffuses out into the alveoli to be exhaled. 5. Exhalation: The process of exhalation in hares involves the reverse of inhalation. The diaphragm and intercostal muscles relax, causing the volume of the thoracic cavity to decrease, and air is expelled from the lungs.
Grasshopper: Grasshoppers are insects and have a different respiratory system compared to mammals like hares. They have a network of tiny tubes called tracheae that serve as their respiratory organs. The process of respiration in grasshoppers involves the following steps:
1. Spiracles: Grasshoppers have small openings called spiracles located on the sides of their body segments. These spiracles allow air to enter and exit the tracheal system. 2. Tracheae: The spiracles lead to a network of tracheae that extends throughout the grasshopper's body. The tracheae branch into smaller tubes called tracheoles, which come into close contact with the grasshopper's cells for gas exchange. 3. Gas Exchange: Oxygen from the air diffuses through the spiracles and tracheae into the tracheoles, where it reaches the cells. Carbon dioxide produced by cellular respiration diffuses out of the cells and into the tracheoles, eventually exiting through the spiracles. 4. Muscular Movements: Grasshoppers facilitate gas exchange by actively pumping air in and out of their tracheal system through muscular movements. These movements help to maintain a continuous flow of fresh air and remove waste gases.
In summary, hares rely on lungs for respiration, while grasshoppers use a network of tracheae. The respiratory systems of hares and grasshoppers have evolved to suit their respective needs and environments.


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