a passage capable of misinterpretation; open to interpretation; an issue open to question; the time is fixed by the director and players and therefore subject to much variation clear, open (adj)
Respiratory System. Several organs of the respiratory system are responsible for the process of breathing. The nose, pharynx, larynx, trachea, bronchi, and lungs work together to allow gas exchange to occur at the cellular level.he primary function of the respiratory system is to allow the lungs to take in atmospheric oxygen through inhalation and dispose of the waste products the body does not need through exhalation.
Upper and Lower Structure. Major organs of this system are grouped into two broad categories which are respiratory tract and lungs. However, it cannot perform its functions without the assistance of pulmonary blood circulation and oxygen binding protein, hemoglobin.