Chapter 2: An Overview of the Anatomy of the Skull Flashcards
What is a suture?
An immobile joint between skull bones.
What is the connective tissue between skull bones called?
Sutural ligaments.
What unites the mandible to the skull?
Temporomandibular joint.
The bones of the skull can be divided into which 2 groups?
Bones of the cranium and bones of the face.
What is the upper part of the cranium called?
The vault.
What is the lower part of the cranium called?
The base of the skull.
The skull bones are made up of internal and external tables of compact bone, separated by a layer of spongy bone called…?
The dipole
Which or the external and internal table is the thinnest and brittlest?
The inner table is more brittle.
Skull bones are covered on the inner and outer surface by a layer or …?
Periosteum.
The outer layer of periosteum is called the …?
Pericranium
The inner layer of periosteum is called the …?
Endocranium.
The cranium consists of how many bones? How many are paired? Name them.
6 bones.
2 are paired.
Frontal (1), Parietal (2), Occipital (1), Temporal (2), Sphenoid (1), Ethmoid (1)
The facial bones consist of how many bones? How many are single? Name them.
8 bones.
2 are single.
Zygomatic bones (2), Maxillae (2), Nasal bones (2), Lacrimal bones (2), Vomer (1), Palatine bones (2), Inferior conchae (2), Mandible (1)
Which bone forms the upper margins of the orbit?
Facial.
What does the frontal bone articulate with medially?
The frontal processes of the maxillae and the nasal bones.
