Frontal bone: The large bone that makes up the forehead and supplies the upper edge and roof of the orbit (eye socket) . The frontal bone articulates (comes together) with a number of other bones including the parietal, nasal, ethmoid, maxillary, and zygomatic bones.
What is the frontal bone also called?
Definition. The frontal bone ( os frontale ) is an unpaired craniofacial bone that provides partial coverage of the brain and forms the structure of the forehead and upper casing of the eye sockets.
What is the definition of frontal bone?
Frontal bone: The large bone that makes up the forehead and supplies the upper edge and roof of the orbit (eye socket) . The frontal bone articulates (comes together) with a number of other bones including the parietal, nasal, ethmoid, maxillary, and zygomatic bones.
Is frontal bone a flat bone?
Flat bones of the skull
Many of the bones of your skull are flat bones. These include: Frontal bone. This bone forms your forehead and the upper portion of your eye sockets.
What is a frontal in anatomy?
Frontal: In anatomy, pertaining to the forehead . As, for example, the frontal bone, frontal sinus, and frontal nerve. From the Latin “frons” meaning the forehead or brow.
Is the frontal bone strong?
In comparing the impact strength of three facial bones on each of four cadavers, the frontal bone has been found to tolerate a force three or four times higher than the mandible and zygomatic bone which are about equal.
How thick is the frontal bone?
| Inner table Outer table | Bone High resolution thickness (mm) Estimated thickness (mm) | Frontal B 2.58 ± 0.443 3.79 ± 0.189 | Parietal B 1.68 ± 0.678 1.28 ± 0.143 | Temporal B 2.78 ± 0.823 2.93 ± 0.671 |
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Where is frontal bone found in the body?
The frontal bone is located in front of the skull , above the nasal bones and in front of the parietal bones, which form the sides of the skull. The frontal bone is also surrounded by seven articulating bones to create joints.
Which bones form the forehead?
The frontal bone forms the forehead. The two parietal bones form the upper sides of the skull; the two temporal bones form the lower sides.
Is the forehead the strongest bone in the body?
Your mandible, or jawbone , is the largest, strongest bone in your face. It holds your lower teeth in place and you move it to chew your food. Apart from you mandible and your vomer, all your facial bones are arranged in pairs. That’s why your face is symmetrical.
What body part does the frontal bone form?
skull. ...of the cranium, and the frontal bone forms the forehead ; the cranial floor consists of the sphenoid and ethmoid bones. The facial area includes the zygomatic, or malar, bones (cheekbones), which join with the temporal and maxillary bones to form the zygomatic arch below the eye socket; the palatine bone;...
What does the temporal bone do?
The temporal bone (the skull bone containing part of the ear canal. The outer, middle, and inner ear function together to convert sound waves into nerve impulses ... read more , the middle ear. The outer, middle, and inner ear function together to convert sound waves into nerve impulses... read more , and the inner ear.
What type of bone is the temporal bone?
Temporal bones.
This is a pair of irregular bones located under each of the parietal bones.
What are characteristics of the frontal bone?
The frontal bone is a bone in the human skull. The bone consists of two portions. These are the vertically oriented squamous part, and the horizontally oriented orbital part , making up the bony part of the forehead, part of the bony orbital cavity holding the eye, and part of the bony part of the nose respectively.
How hard is the frontal bone?
The frontal bone can resist 400 to 1000 kg before fracture , thus it is secondary to high-velocity trauma and, by nature, commonly has concomitant facial fractures. Fractures of the frontal bone area frequently extend to the orbital roof, nose, dura, and frontal lobe.
What does the word frontal?
1 : of, relating to, or adjacent to the forehead or the frontal bone. 2a : of, relating to, or situated at the front. b : directed against the front or at the main point or issue : direct frontal assault. 3 : parallel to the main axis of the body and at right angles to the sagittal plane.
