piriform aperture

(redirected from apertura piriformis)

piriform aperture

[TA]
the common, pear-shaped anterior nasal opening in the cranium.

pi·ri·form ap·er·ture

(piri-fōrm apĕr-chŭr) [TA]
Common, pear-shaped anterior nasal opening in cranium.
References in periodicals archive ?
* Four to six equidistant parallel lines (C, D, E, F, G, H) were drawn perpendicular to Line B on its section from the inferior tip of the nasal bone to the base of apertura piriformis. Each of these lines cross Line B and have an inner and outer section.
* The distance from the rim of apertura piriformis to Line B on Line C (inner section) was measured.