tentorial notch(redirected from incisura of tentorium)
the triangular opening in the tentorium cerebelli through which the brainstem extends from the posterior into the middle cranial fossa.
Farlex Partner Medical Dictionary © Farlex 2012
An arched cavity in the free border of the tentorium cerebelli through which the brainstem passes.
See also: notch
Medical Dictionary, © 2009 Farlex and Partners