Assertion: epidermis's cell | /r/CapableOf | become flat
Facets:
Source sentences:
text: As a result, the cells become flat and contain either keratohyalin or lamellated granules.
text: Suprabasal spinous cells, for example, are polyhedral in shape and have a rounded nucleus, whereas cells of the upper spinous layers are generally larger in size, become flatter as they are pushed toward the surface of the skin, and contain lamellar granules (Chu, 2008).