foramen

(redirected from sacral foramina, posterior)
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Related to sacral foramina, posterior: Sacral hiatus, sacral canal, Sacral promontory, Anterior sacral foramina

foramen

a natural hole, esp one in a bone through which nerves and blood vessels pass

foramen

[fə′rā·mən]
(biology)
A small opening, orifice, pore, or perforation.