Capilari
Gwaedlestri lleiaf y corff yw'r capilarïau (hefyd mân-wythiennau).
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| Enghraifft o: | Gwaedlestr  |
|---|---|
| Math | microvessel, region of vascular tree organ, endid anatomegol arbennig |
| Rhan o | Gwaedlestr |
| Cysylltir gyda | arteriole, venule |
 Ffeiliau perthnasol ar Gomin Wicimedia | |
