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.
structure of upper respiratory system. conists of two parts: upper respiratory system-includes nose, pharynx, and associated structures lower respiratory system-includes larynx, trachea, bronchi, and lungs.nclude nose, pharynx, larynx, trachea, bronchi, bronchioles and terminal bronchioles, their function is to filter, warm, and moisten air and conduct it into the lungs respiratory zone-consists of tissues within the lungs where gas exchange occurs.