Respiratory system

Respiratory system,

Definition of Respiratory system:

  1. Animal or human air-breathing system comprising of lungs and air passages trachea (windpipe), larynx, mouth, and nose plus associated nervous and circulatory systems.

How to use Respiratory system in a sentence?

  1. Sometimes at the end of a long work day you just need to take a deep breath and allow your respiratory system to take a break.
  2. If a big deal suddenly goes bad you may see your boss have a problem with his respiratory system and need to catch his breath.
  3. My biology teacher once told me, Our lungs is a main part of the respiratory system . I thank her everyday for teaching me how to keep it well.

Meaning of Respiratory system & Respiratory system Definition