Assertion: frontal bone's surface | /r/HasProperty | . 135
Facets:
Source sentences:
text: The internal surface (Fig. 135) of the squama is concave and presents in the upper part of the middle line a vertical groove, the sagittal sulcus, the edges of which unite below to form a ridge, the frontal crest; the sulcus lodges the superior sagittal sinus, while its margins and the crest afford attachment to the falx cerebri.
text: Surfaces.The external surface (Fig. 132) is convex, smooth, and marked near the center by an eminence, the parietal eminence (tuber parietale), which indicates the point where ossification commenced.
text: The internal surface (Fig. 133) is concave; it presents depressions corresponding to the cerebral convolutions, and numerous furrows for the ramifications of the middle meningeal vessel; (*27 the latter run upward and backward from the sphenoidal angle, and from the central and posterior part of the squamous border.
text: The internal surface (Fig. 135) of the squama is concave and presents in the upper part of the middle line a vertical groove, the sagittal sulcus, the edges of which unite below to form a ridge, the frontal crest; the sulcus lodges the superior sagittal sinus, while its margins and the crest afford attachment to the falx cerebri.