Assertion: respiratory system | /r/AtLocation | the picture
Facets:
Source sentences:
text: The respiratory system is also in close proximity to the heart and the heart and lungs are connected to the circulatory system, as shown in the picture below.
text: The respiratory system can be divided into the upper respiratory system, which can also be referred to as the upper airway and the upper respiratory tract, and the lower respiratory system, which can also be referred to as the lower airway and the lower respiratory tract, as shown in the picture below.