In 9th grade work write 3 sentences, describe the human respiratory system and its functions.

The human respiratory system is responsible for the exchange of oxygen and carbon dioxide between the body and the environment. It consists of organs such as the lungs, trachea, bronchi, and diaphragm. Its main functions include bringing in oxygen, removing carbon dioxide, and aiding in the regulation of blood pH levels.

The human respiratory system is responsible for the process of breathing, where oxygen is taken in and carbon dioxide is expelled from the body. It consists of the nose, pharynx, larynx, trachea, bronchi, and lungs. The primary function of the respiratory system is to supply oxygen to the body's cells and remove waste carbon dioxide through the process of respiration.

To describe the human respiratory system and its functions, you will need to gather information about the parts of the respiratory system and their roles. Start by researching the different organs involved, such as the lungs, trachea, and diaphragm. Understand their functions, such as how the lungs allow for gas exchange by taking in oxygen and expelling carbon dioxide. Finally, summarize this information into three sentences to accurately describe the human respiratory system and its functions.