Opisthion
Encyclopedia
On the occipital bone
, the mid-point on the posterior margin of the foramen magnum is termed the opisthion.
Occipital bone
The occipital bone, a saucer-shaped membrane bone situated at the back and lower part of the cranium, is trapezoidal in shape and curved on itself...
, the mid-point on the posterior margin of the foramen magnum is termed the opisthion.