Alveoli. Singular is alveolus. You have millions of alveoli in your lungs.
emphysema
Emphysema
Alveoli
Alveoli
nephrons
They are called,Alveoli
Those are called 'papillae'. Just one is called a 'papilla'.
These are called alveoli. The singular term is alveolus.
A tiny arery is known as an arteriole. Venules are tiny veins.
well.... of course they are called scymeonary pronounced sy meo nary by the way did you know wiki answers mostly are wrong! yep, i know... you are surprised dont use wiki answers or else you will get a F!
alveoli
An abrasion is the medical term meaning scrape of the skin in which tiny blood vessels in the epidermis or outer layer of the skin break.