the.com/villi
the gut's shag carpet, unrolled flat enough to cover a tennis court
surface trickThey multiply intestinal absorption area roughly thirtyfold
tiny tenantsEach villus wears its own microvilli fringe, the brush border
constant churnVilli cells fully replace themselves every few days
name originLatin for shaggy hair, fittingly enough
absorption expressEach holds a lacteal vessel shuttling dietary fat