Table of Contents
What bone is the posterior bones of the hard palate?
The horizontal plate of the palatine bone completes the hard palate posteriorly.
What is the bat shaped bone on the floor of the cranium?
The sphenoid bone is one of the seven bones that articulate to form the orbit. Its shape somewhat resembles that of a butterfly or bat with its wings extended.
What contain alveoli bearing teeth?
The alveolar process, which is also called the alveolar bone, is a thickened ridge of bone containing the sockets of the teeth or dental alveoli. It is located on the jaw bones which hold the teeth. The tooth-bearing bones are called the maxilla and the mandible.
On what bone are the superior nasal Conchae found quizlet?
The inferior portion of the sphenoid bone forms the superior nasal concha.
What two bones and bone markings form the hard palate?
(a) The hard palate is formed anteriorly by the palatine processes of the maxilla bones and posteriorly by the horizontal plate of the palatine bones.
What is the top of your skull called?
calvaria
The interior space that is almost completely occupied by the brain is called the cranial cavity. This cavity is bounded superiorly by the rounded top of the skull, which is called the calvaria (skullcap), and the lateral and posterior sides of the skull.
Which bone is not considered to be part of the cranium?
Which bone is NOT considered to be part of the cranium? lacrimal bone [The lacrimal bone is a tiny bone found in the medial portion of the orbit. It is a facial bone, not part of the cranium.]
How do you know if you have a sphenoid bone?
The sphenoid bone is said to be ‘butterfly-shaped’. It consists of a body, paired greater wings and lesser wings, and two pterygoid processes….It contributes to three parts of the facial skeleton:
- Floor of the middle cranial fossa.
- Lateral wall of the skull.
- Posterolateral wall of the orbit.
What is the top of the skull called?
The interior space that is almost completely occupied by the brain is called the cranial cavity. This cavity is bounded superiorly by the rounded top of the skull, which is called the calvaria (skullcap), and the lateral and posterior sides of the skull.
What surrounds the Crista Galli?
The crista galli (Latin: “crest of the rooster”) is the upper part of the perpendicular plate of the ethmoid bone, which rises above the cribriform plate. The falx cerebri (fold of the dura mater) attaches to the crista galli.
Does the zygomatic bone have a sinus?
It contains the largest of the paranasal sinuses, the maxillary sinus. The hollow space is the frontal sinus, one of the paranasal sinuses, which we’ll look at shortly. Next we’ll look at the zygomatic bone. The zygomatic bone forms the bony prominence of the cheek.
Which of the following bones contains a sinus quizlet?
The sphenoid bone contains a sinus. The sphenoid bone contains the paired sphenoidal sinuses.
Which is part of the skull bears an upward protrusion?
4) bears an upward protrusion, the “cock’s comb,” or crista galli -helps to form the anterior cranial fossa; forms part of the nasal septum and the lateral walls and roof of the nasal cavity; contributes to the medial wall of the orbit Frontal
Which is an example of a bone projection?
A projection is an area of a bone that projects above the surface of the bone. These are the attachment points for tendons and ligaments. These are the attachment points for tendons and ligaments. In general, their size and shape is an indication of the forces exerted through the attachment to the bone.
Which is a bone of the Quia skeleton?
A B Frontal forehead bone Zygomatic cheekbone Mandible lower jaw, site of mental foramen Nasal bridge of nose
What kind of bone is the B parietal?
A B Parietal much of the lateral and superior cranium Sphenoid single, irregular, bat-shaped bone formi Lacrimal tiny bones bearing tear ducts Maxilla anterior part of the hard palate