Two facts about the respiratory system include:
Non-specific question
lower and upper respiratory system
Pulmonologists treat the lower respiratory system, and otolargyngologists treat the upper respiratory system.
1. Respiratory system 2. Cardiovascular system
The respiratory system and the circulatory (cardiovascular) system.
These two organs are the lungs.The lungs are these two organs.
it consists of two parts
cardiovascular system and respiratory system
The respiratory and the endocrine systems.
Circulation system, respiratory system, excretory system, reproductive system, etc.
The respiratory system is the system that handles breathing.
The respiratory system is connected to the circulatory system at the alveoli, where oxygen and carbon dioxide diffuse across the thin membrane between the two systems. The physical connection between the respiratory system and the digestive system occurs at the oropharynx, which carries both air and food.