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What is nasopharynex?
consist of nasal with mouth untill lung
Is there a valves wall of each air sac in the lung?
No there isn't. The alveoli (air sack) consist of an epithelial layer and extracellular matrix surrounded by capillaries.
How many bronchioles do you have in each lung?
There are about 30,000 of them in each lung.
How many bronchioles are in the lungs?
There are 10 bronchi in each lung.
The tubes into which the trachrea divide to go into each lung?
the left and right bronchi
What is the double layered membrane surrounding each lung?
Pleura is a double layered membrane surrounding each lung.
Why is it better for a lung to consist of thousands of tiny air sacs rather than one large air sac?
Consisting of thousands of tiny air sacs increases the surface area inside of the lung which allows for better gas exchange. If the lung was made of one larger air sac, you would not be able to exchange as many gases (oxygen/CO2) with each breath.
Each lobe of each lung is supplied by a?
Trachea
What do you call two tubes which branch off into each lung?
Bronchi are the two tubes that branch off into each lung.
How many lobes does each lung of a fetal pig have?
Each lung of a fetal pig has four lobes: the cranial, middle, caudal, and accessory lobes.
What is the double-layered membrane surrounding each lung?
Pleura is a double layered membrane surrounding each lung.
How many lobes compromise each lungs?
right lung=3lobes left lung has 2lobes
