What are the two entrances for oxygen to enter the respiratory system?
Nose & mouth.
Where does the air go to from the nose and mouth? To the trachea & pharynx
In between the pharynx and the trachea
In between the pharynx and the trachea
what structure does this lesson leave out?
larynx
Where is the trachea located in reference to the esophagus?
Anterior
What structures moisten the air in the Respiratory System?
Nose & mouth
What is the name for the small air sacs at the end of the bronchioles?
Alveoli
Where does gas exchange take place in the lungs?
alveoli
What is the main muscle of respiration?
Diaphram
What happens when we inhale? Exhale?
The diaphram contracts and then it relaxes.
Sketch a picture of the respiratory system. Include the following structures: nose, mouth,
pharynx, larynx, trachea, bronchus, bronchioles, alveoli and lungs
pharynx, larynx, trachea, bronchus, bronchioles, alveoli and lungs
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