respiratory system

respiratory system   Dan digestive system

Through breathing, inhalation and exhalation, the respiratory system facilitates the exchange of gases between the air and the blood and between

Respiratory system · The upper respiratory tract includes the nasal cavity, paranasal sinuses, pharynx and the portion of the larynx above the vocal cords  The primary function of the respiratory system is to deliver oxygen to the cells of the body's tissues and remove carbon dioxide, a cell waste

wap2 sbo168 com The meaning of RESPIRATORY SYSTEM is a system of organs functioning in respiration and in humans consisting especially of the nose, Respiratory system definition: the system by which oxygen is taken into the body and an exchange of oxygen and carbon dioxide takes place; in mammals the