Question

Составь последовательность кровообращения у рыб, начиная с желудочка.

Answer 1

Ответ:

Желудочек-> брюшная аорта-> жабры-> спинная аорта->артерии->органы->сердечная вена-> предсердие.

Answer 2

Sequence of Circulation in Fish

The sequence of circulation in fish starts from the heart and involves the movement of blood through various organs and tissues. Here is a detailed explanation of the process:

1. Heart: The heart of a fish consists of two chambers, an atrium, and a ventricle. The atrium receives deoxygenated blood from the body, while the ventricle pumps oxygenated blood to the gills for oxygenation.

2. Sinus Venosus: The deoxygenated blood from the body enters the heart through the sinus venosus, which acts as a collecting chamber.

3. Atrium: From the sinus venosus, the deoxygenated blood flows into the atrium. The atrium contracts, pushing the blood into the ventricle.

4. Ventricle: The ventricle receives deoxygenated blood from the atrium and pumps it to the gills for oxygenation. The ventricle contracts, forcing the blood into the ventral aorta.

5. Gills: The gills are the respiratory organs of fish. They are responsible for oxygenating the blood and removing carbon dioxide. As the blood flows through the gills, it comes into contact with oxygen-rich water, allowing for gas exchange.

6. Afferent Branchial Arteries: The oxygenated blood leaves the gills through the afferent branchial arteries and is distributed to the various organs and tissues of the fish's body.

7. Capillaries: The afferent branchial arteries branch into smaller vessels called capillaries, which allow for the exchange of oxygen and nutrients with the tissues.

8. Efferent Branchial Arteries: The deoxygenated blood, having delivered oxygen and nutrients to the tissues, returns to the heart through the efferent branchial arteries.

9. Heart: The deoxygenated blood