Share this site with del.icio.us Share this site with furl Share this site with stumbleupon Share this site with google Add this site to Yahoo Bookmarks Click here to add us to your favorites Subscribe to our Feed




respiratory system

Definition

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


Browse by Letter: # A B C D E F G H I J K L M N O P Q R S T U V W X Y Z