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lungs, trachea, mouth, nose,

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Q: What are the principal parts of the respiratory system?
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Related questions

What is the principal part of the respiratory system?

the lungs


The vital organs of respiratory system?

the principal organs of the respiratory system are the nose, pharynx, larynx, trachea, bronchi, and lungs.


What is the principal organ of the respiratory system of the earthworm?

Actually, earthworms have no respiratory system at all, they get the oxygen and nitrogen that they need from the soil.


Is your respiratory system an organ?

no, but the different parts of your respiratory system are such as your lungs being organs and part of your respiratory system.


What are the parts that make up cardiovascular system and the respiratory system?

The cardio-respiratory system consists of the cardio vascular system (heart and blood vessels) together with respiratory system (lungs and air ways).anything other than those are NOT component of the The cardio-respiratory system.


What is respiratory and circulatory system?

parts of the body


The smallest parts of the respiratory system are the?

alveoli


Is the diaphragm parts of the respiratory system?

Diaphragm is not part of respiratory system but part of muscular system but it helps in breathing movements .yes


What body parts connect the respiratory system to the circulatory system?

the alveoli


What do the main parts of the respiratory system do?

help you breath


What parts of the respiratory system are involved in swallowing?

the osofophogus


What is the respiratory system structures?

it consists of two parts