====== RESPIRATORY SYSTEM ====== Brings air into and out of the lungs to absorb oxygen and remove carbon dioxide. * An open loop through which entry of exit of gaseous particles can occur * general name for process * respiration , breathing , ventilation * inspiration , inward breath * expiration , outward breath * a pyramidal shape projection outside face * [[:en:nose_parts|Nose]] * leading in to series of tubular pathways divided in to segments * outside lungs * Nasopharynx * Laryngopharynx * Larynx , voice box * shape * tubular * walls * particular * cartilage * general * epithelium * elastic cartilage * Trachea , windpipe , rough pipe , * inside lungs * enters through hilum , gate , door * Bronchi , wind tube , air tubes * Bronchioles * Alveoli , air sacs , wind sacs * Lungs , air balloon , wind balloon * shape * pyramidal , conical * walls , surface * base * medial surface * mediastinal * vertebral surface * costal surface * margins , edges , borders * anterior , posterior , inferior * corner , apex * cervical pleura * right lung * by fissures , walls * oblique * horizontal * in to lobes , compartments , rooms * upper * middle * lower * walls , surface impression * left lung * by fissures , walls * oblique fissure * in to lobes , compartments * upper lobe * lower lobe ---+ +-- | NOSE | .------------------------------------+---------------+-------------------------------------. | | | | | | | | | | | | | NASAL CAVITY | | | .------------------------------------+---------------+-------------------------------------. | | .------------------------------------+---------------+-------------------------------------. | | | | | | | | | | | | | LARYNX | | | .------------------------------------+---------------+-------------------------------------. | | .------------------------------------+---------------+-------------------------------------. | | | | | | | | | | | | | | | | | TRACHEA | | | .------------------------------------+---------------+-------------------------------------. | | | | .-----------------------------. | | .-------------------------------. | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | +-----------+------+ +-----+------------+ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BRONCHI | | | | | +-----------+----------------------------+-------------+ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | LEFT LUNG | | RIGHT LUNG | .-----------------------------. .-------------------------------. ===== IDEOGRAMS TABLE ===== {{:histology:terminal_bronchiole.png?500px}} {{:histology:trachea.png?500px}}