[Histology]

The epiglottis is a lid-like flap of elastic cartilage tissue covered with a mucous membrane, attached to the root of the tongue. It projects obliquely upwards behind the tongue and the hyoid bone.

And see this article properties..
http://en.wikipedia.org/wiki/Epiglottis

[Histology]

Thanks for pictures Mammalian Erythrocytes (feline)

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