Question

Функції кровоносної системи

Answer 1

Ответ:

Які функції виконує кровоносна система?

Завдяки постійному руху крові в судинах, забезпечуються основні функції системи кровообігу:

1) транспорт речовин, необхідних для забезпечення функцій клітин організму;

2) доставка до клітин організму хімічних речовин, що регулюють їх обмін;

3) відведення від клітин, перероблених в них, речовин (метаболітів);

4) гуморальна, тобто здійснювана через рідину, зв’язок органів і тканин між собою;

5) доставка тканинам засобів захисту;

Джерело: https://dovidka.biz.ua/yaki-funktsiyi-vikonuye-krovonosna-sistema

Объяснение:

Answer 2

Відповідь:
у человека 4 камерное сердце : 2 предсердия и 2 желудочка .Стенки предсердия тонкие стенки желудочков толще .

Пояснення:

Answer 3

Functions of the Cardiovascular System

The cardiovascular system, also known as the circulatory system, plays a crucial role in the human body. It consists of the heart, blood vessels, and blood. The functions of the cardiovascular system include:

1. Transportation of Oxygen and Nutrients: The cardiovascular system transports oxygen and nutrients to the body's tissues and organs. Oxygen-rich blood is pumped by the heart to the body's cells, providing them with the necessary oxygen for cellular respiration. Additionally, the system carries nutrients, such as glucose and amino acids, to the cells for energy production and growth.

2. Removal of Waste Products: The cardiovascular system also helps remove waste products from the body. Carbon dioxide, a waste product of cellular respiration, is carried away from the cells and transported to the lungs for elimination. Other waste products, such as metabolic byproducts and toxins, are filtered out by the kidneys and excreted in urine.

3. Regulation of Body Temperature: The cardiovascular system plays a role in regulating body temperature. When the body temperature rises, blood vessels near the skin's surface dilate, allowing heat to be released through the skin. Conversely, when the body temperature drops, blood vessels constrict to conserve heat.

4. Maintenance of Fluid Balance: The cardiovascular system helps maintain fluid balance in the body. Blood vessels, such as capillaries, allow for the exchange of fluids between the blood and surrounding tissues. This exchange helps regulate the distribution of fluids, electrolytes, and hormones throughout the body.

5. Immune Response: The cardiovascular system is involved in the body's immune response. White blood cells, which are part of the immune system, are transported through the bloodstream to fight off infections and foreign substances.

6. Hormone Transport: The cardiovascular system transports hormones produced by various glands to their target organs. Hormones are chemical messengers that regulate various bodily functions, such as growth, metabolism, and reproduction.

7. Blood Clotting: The cardiovascular system plays a crucial role in blood clotting. When a blood vessel is damaged, platelets in the blood form a clot to prevent excessive bleeding. This process, known as hemostasis, helps maintain the integrity of the circulatory system.

These are some of the key functions of the cardiovascular system. It is important to note that the cardiovascular system works in coordination with other systems in the body to maintain overall health and homeostasis.