frontal bone

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Related to Frontal bones: os frontale, frontal squama

frontal bone

[′frənt·əl ‚bōn]
(anatomy)
Either of a pair of flat membrane bones in vertebrates, and a single bone in humans, forming the upper frontal portion of the cranium; the forehead bone.
References in periodicals archive ?
The frontal sinus originates from the frontal recess, which is the most anterior part of the anterior ethmoid cells, and grows into the frontal bone.
The extensive nature of this diploic venous system affords direct communication from the sinus mucosa to the marrow spaces of the frontal bone, to veins in the dura mater, to the superior sagital sinus, and through the cortical veins to distant parts of the skull and cerebrum.
Complete surgical exposure of the frontal bone and superior orbital rims was achieved via a standard coronal flap (figure 3).
Prott described frontal bone infracturing, but the aesthetic results are unpleasant.
A symptomatic frontal bone lesion was removed, and the resulting defect was repaired with hydroxyapatite cement.
Because the frontal bone lesion was symptomatic, it was removed via a bicoronal incision.
A cell that pneumatises into the frontal bone is named a frontal cell of the anterior ethmoid or bulla frontalis, and lies above the ethmoid bulla.
This is a subperiosteal abscess of the frontal bone where the precipitating infection originates in the frontal sinus and causes a progressive osteomyelitis of the bone.