Question

Із носоглотки повітря потрапляє до....

Answer 1

Ответ:

До дихальної системи (легені)

Answer 2

The Respiratory System

The respiratory system is responsible for the exchange of gases in the body, specifically oxygen and carbon dioxide. It consists of several organs and structures, including the nose, nasal cavity, pharynx, larynx, trachea, bronchi, and lungs. When air enters the respiratory system, it follows a specific pathway.

Pathway of Air in the Respiratory System

1. Nose: Air enters the respiratory system through the nostrils, or external nares. The nose contains hair and mucus that help filter and trap particles, preventing them from entering further into the respiratory system.

2. Nasal Cavity: After entering the nose, air passes through the nasal cavity. The nasal cavity is lined with ciliated cells and mucus-secreting cells that further filter the air and humidify it. The cilia help move the mucus and trapped particles towards the throat, where they can be swallowed or expelled.

3. Pharynx: From the nasal cavity, air moves into the pharynx, also known as the throat. The pharynx serves as a common pathway for both air and food. It is divided into three regions: the nasopharynx, oropharynx, and laryngopharynx.

4. Larynx: The air then enters the larynx, commonly known as the voice box. The larynx contains the vocal cords, which vibrate to produce sound when air passes through them. It also helps prevent food and liquid from entering the lower respiratory tract by closing off during swallowing.

5. Trachea: After passing through the larynx, air enters the trachea, also known as the windpipe. The trachea is a tube made of cartilage rings that provide support and prevent collapse. It is lined with ciliated cells and mucus-secreting cells, similar to the nasal cavity, to further filter the air.

6. Bronchi: The trachea divides into two main bronchi, one leading to each lung. The bronchi continue to branch into smaller bronchioles, forming a branching network throughout the lungs.

7. Lungs: The bronchioles eventually lead to tiny air sacs called alveoli, where the actual gas exchange takes place. Oxygen from the inhaled air diffuses into the bloodstream, while carbon dioxide, a waste product, diffuses out of the bloodstream and into the alveoli to be exhaled.

Conclusion

In summary, air enters the respiratory system through the nose, passes through the nasal cavity, pharynx, larynx, trachea, bronchi, and finally reaches the alveoli in the lungs for gas exchange. The respiratory system plays a crucial role in supplying oxygen to the body and removing carbon dioxide, helping to maintain proper cellular function and overall health.

Note: The information provided above is based on general knowledge about the respiratory system. For more specific or medical-related information, it is always best to consult a healthcare professional or refer to reputable medical sources.