respiratory system

Pronunciation: (RES-pih-ruh-TOR-ee SIS-tem)

The organs that are involved in breathing. These include the nose, throat, larynx, trachea, bronchi, and lungs. Also called respiratory tract.

Definition from:

Anatomy of the respiratory system, showing the trachea and both lungs and their lobes and airways. Lymph nodes and the diaphragm are also shown. Oxygen is inhaled into the lungs and passes through the thin membranes of the alveoli and into the bloodstream (see inset).Anatomía del sistema respiratorio, mostrando la tráquea y ambos pulmones y sus lóbulos y las vías respiratorias. También se muestran los ganglios linfáticos y el diafragma. El oxígeno se inhala a los pulmones y pasa a través de las membranas delgadas de los alvéolos hacia el torrente sanguíneo (ver recuadro). Date last modified: 2007-03-01