Question

Функции лёгких кратко

Answer 1

Основная функция легких — газообмен (обогащение крови кислородом и выделение из нее углекислоты

Answer 2

Functions of the Lungs

The lungs are vital organs responsible for several important functions in the human body. Here is a brief overview of the functions of the lungs:

1. Gas Exchange: The primary function of the lungs is to facilitate the exchange of gases between the air we breathe and the bloodstream. Oxygen from the inhaled air enters the bloodstream, while carbon dioxide, a waste product of cellular respiration, is removed from the bloodstream and exhaled.

2. Oxygenation: The lungs play a crucial role in oxygenating the blood. Oxygen is taken in during inhalation and transported to the body's tissues through the bloodstream. This oxygen is essential for cellular respiration, which produces energy for various bodily functions.

3. Removal of Carbon Dioxide: The lungs also help remove carbon dioxide, a waste product produced by cells, from the body. Carbon dioxide is transported from the tissues to the lungs through the bloodstream and is then exhaled during respiration.

4. Regulation of pH: The lungs help regulate the body's pH balance by controlling the levels of carbon dioxide and bicarbonate ions in the blood. By adjusting the rate and depth of breathing, the lungs can help maintain the acid-base balance in the body.

5. Defense Mechanism: The lungs have defense mechanisms to protect against harmful substances and pathogens. The respiratory system includes structures such as cilia, mucus, and immune cells that help filter and trap foreign particles, preventing them from reaching the lungs.

6. Vocalization: The lungs are involved in the production of sound and vocalization. Air passing through the vocal cords in the larynx creates vibrations that produce speech and other vocal sounds.

7. Temperature Regulation: The lungs play a role in regulating body temperature. When we exhale, warm air is released from the body, helping to cool it down.

These are some of the key functions of the lungs. They are essential for maintaining proper oxygenation, removing waste gases, and supporting overall respiratory health.