You searched for: “respiratory systems
respiratory system (s), respiratory systems (pl) (nouns)
Breathing actions that involve the nose, pharynx, trachea, larynx, and lungs; providing oxygen into the body for transference to the cells of the body, and removing carbon dioxide and some water waste from the physical structure.
This entry is located in the following unit: Body Systems and Functions of the Various Parts of the Body (page 1)