The trachea is the tube linking the cricoid [[Bones and Cartilage - Anatomy & Physiology#Types of Cartilage|cartilage]] of the [[Larynx - Anatomy & Physiology |larynx]] to the [[Bronchi and bronchioles - Anatomy & Physiology|bronchi]], forming part of the conducting system which transports air from the external environment to the [[Lungs - Anatomy & Physiology|lungs]]. The [[Oesophagus - Anatomy & Physiology|oesophagus]] lies dorsally to the trachea. | The trachea is the tube linking the cricoid [[Bones and Cartilage - Anatomy & Physiology#Types of Cartilage|cartilage]] of the [[Larynx - Anatomy & Physiology |larynx]] to the [[Bronchi and bronchioles - Anatomy & Physiology|bronchi]], forming part of the conducting system which transports air from the external environment to the [[Lungs - Anatomy & Physiology|lungs]]. The [[Oesophagus - Anatomy & Physiology|oesophagus]] lies dorsally to the trachea. |