Assertion: respiratory system | /r/CapableOf | perform several functions
Facets:
value: including maintaining acid-base balance
type: OTHER
Source sentences:
text: The respiratory system performs several functions.
text: The respiratory system must perform many functions, preferably while expending minimal energy.
text: In addition to gas exchange, the respiratory system performs numerous other functions, including maintaining acid-base balance, acting as a blood reservoir, filtering and probably destroying emboli, metabolizing some bioactive substances (eg, serotonin, prostaglandins, corticosteroids, and leukotrienes), and activating some substances (eg, angiotensin).
text: The respiratory system performs several functions.