Only mammals have a special muscle – the diaphragm. What is its function?

The diaphragm is the upper wall of the abdominal cavity, participates in the process of breathing, performs a protective function, vessels, nerves, and the esophagus pass through it.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.