Give examples of outdated ideas about the structure of the human body.
| November 13, 2020 | Education
The blood is warmed in the heart and from there flows through the veins; believed that arterial and venous blood is mixed.
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.