Air is inhaled through the nose (nasopharynx) or mouth (oropharanx) and travels down the pharynx past the epiglotis and into the larynx. Then down into the Trachea where it meets the Carina and goes either right or left into the Broncus. Then down to the Bronchi and finally the alveoli where gas exchange takes place with the pulmonary capilaries.
Your body covers the contaminate in mucus, which you cough up per a reflex.
they permit exchange between the external atmosphere and the circulatory system.
I sincerely suggest that you should describe your question more specifically because diseases of many kinds could have developed in human respiratory system and I don't know what problem is bothering you.
human respiratory uses air pressure like pneumatic system does
the lungs is the basic unit structure of the human respiratory system
the respiratory system in a monk3y
The organ that is part of the frog's respiratory system that is not found in the human respiratory system is the skin. The skin is not involved in human respiration.
The respiratory system starts at the nose (and mouth) and ends at the alveoli in the lungs
The respiratory system
the respiratory system in the human body helps humans breathe. that includes lungs, trachea, and more.
Images of the human respiratory system can be viewed on several websites. Among these is Teach PE. Google Images also has many images of the human respiratory system.
AIR SACS are the FUNTIONAL UNIT of human respiratory. while we regard ALVEOLI as STRUCTURAL UNIT of human respiratory system.