Medical Dictionary

respiratory system

noun

Medical Definition of RESPIRATORY SYSTEM

:  a system of organs functioning in respiration and consisting especially of the nose, nasal passages, nasopharynx, larynx, trachea, bronchi, and lungs—called also respiratory tract; see lower respiratory tract, upper respiratory tract

Illustration of RESPIRATORY SYSTEM

April 25, 2015
lissome Hear it
nimble or easily flexed
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