Interesting Anatomy Etymology – Capillary

Capil-Hairy

Interesting Anatomy Etymology - Capillary

‘Capillary’ comes from the Latin ‘capillaris’ – “relating to the hair or any structure as fine as a hair”. Early anatomists thought capillaries looked hair-like. Capillary diameters are actually smaller than hair. Red blood cells can only travel through them one at a time.

View more anatomical terms with interesting origins.

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