Q. Define Alveoli
!!! ATTENTION !! ARMYS
JIN SAID THAT IF THEIR NEW SONG THAT THEY WILL HAVE IN A WEEK EXCEEDS 900 MILLION VIEWS OUR JIN WILL NOT GO TO THE MILITARY ... SO SHARE THIS MESSAGE TO OTHER ARMYS IF WE EXCEED 900 MILLION VIEWS AND JIN DOES NOT SEE IT FITS US AND NONE OF THE OTHER MEMBERS GOES TO THE MILITARY
LET'S do it....
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I did this! I am not an army but still!
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Explanation:
The alveoli consist of an epithelial layer of simple squamous epithelium (very thin, flattened cells), and an extracellular matrix surrounded by capillaries. The epithelial lining is part of the alveolar membrane, also known as the respiratory membrane, that allows the exchange of gases.
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