LAB MOD 5 PART1

There are about____bones altogether in our skeleton.

The axial skeleton is made up of ____, ______, and ______.

It forms the ____ axis of our body.

Usually the axial skeleton consists of about___ bones.

There a two set of bones that make up the skull. The _____ bones surround the _____which encloses the______, and provides sites of attachment for head and neck muscles.

The top part is called _____ or _______, the lower part forms the _______, which has three fossae, called _____, _____, and ______ cranial fossa.

The _____ bones form the framework of the face, including cavities for special sense organs for _____, _____, and_____, and opening for ____ and ____ passage.

Name the eight cranial bones:

The____bone forms the anterior portion of the cranium and most of the____ cranial Fossa.

It also forms the ____ wall of the orbits and contains the air-filled____ sinus.

The_____ bones forms the superior and lateral aspects of cranial vault, while the _____ bones form the inferolateral aspects of cranial floor.

The latter ones have four major areas called ___, ___, _____, and _____ region.

The _____ bone forms most of the skull's posterior wall and the ____ cranial fossa. It forms a joint with the ____ vertebra.

The ___ bone is a very complex, bat-shaped bone. It's called a ___ bone, because it articulates with all other cranial bones.

Its three pairs of processes are called___ and ___, and ____.

The deepest skull bone is the ____ bone.

It forms part of the superior part of the ___ septum and the roof of
the ____ cavity, and contributes to the medial wall of the ____.

The jagged lines that connect the frontal, occipital, and temporal bones of the cranial vault are called _____.

a) Connects parietal bones and frontal bone:____

b) Connects parietal bones and occipital bone______

c) Connects parietal and temporal bones on each side of skull:____

d) Suture between right and left parietal bone:____

Tiny irregularly shaped bones within sutures are called ___ bones.

There are___ facial bones. The two ___ bones or____ are fused medially to form the ___ jaw and the central portion of the facial skeleton. They articulate with all other facial bones except the _____. They connected laterally to the ___ bones or ___.

The bridge of the nose is formed by the ___ bones, whereas the ____ bones form part of the medial wall of the _____.

The two ___ bones are part of three skull openings. They form the posterior one-third pf the ___ which separates ___ and ___ cavity, the posterolateral wall of the ___ cavity, and contributes to the ____.

The _____, which form part of the lateral walls of the nasal cavity, are the smallest facial bones. The plow-shaped ___is part of the lower part of the _____.

The only bone of the skull that can move freely is the _____. It's the largest and strongest bone of the face, because it has to withstand mechanical stress when we chew. Its connection withe temporal bones is called ____ joint.

The ___house the eyes and lacrimal glands and are the sites of attachment for eye muscles.

Name the seven bones that form the orbit.

The ___ cavity is even more complex. The roof, lateral walls and floor are formed by parts of one cranial bone (____) and three facial bones (____,_____,_____).

The nasal____ consists of a bony part(_____,_____) and the _____ _____.

_____ sinuses are mucosa-lined, air-filled spaces that lighten the skull and enhance resonance of the voice. They are called _____, ____, _____, and ____ sinus.

The only ____ bone is the only bone in the body that is not connected directly with any other bone. It's an attachment site for muscles of ____, and ____.

The ____ is the backbone of our body. It consists of __ vertebrae, __ in the neck(____ vertebrae), __ in the thoracic part(____vertebrae), and __ in the lower bacj (____ vertebrae), as well as the____ and the ___ or _____.

Each vertebra but one has an anterior weight-bearing region called___ or ___.

The posterior part that surrounds the vertebral ___ is the vertebral
____, which is composed of ___ and ____.

All the foramina together make up the _____ canal, which houses the ____.

The pedicle part of each arch has a little notch on its upper and lower border. The notches from two adjacent vertebrae form openings called _____, through which spinal nerves leave the vertebral canal.

Each vertebra has__ processes. One ___process that projects straight to the back and two____ processes that project to the sides. There are also two processes protruding from the upper (____) and lower pedicle-lamina junction (____process)

_____ vertebrae are the smallest vertebrae.

C3-C7 have special features other vertebrae don't have. Their spinous processes are usually _____(except C7), they have an oval body, and a large, ___ vertebral foramen.

Plus they have_____ in each transverse process.

The first cervical vertebra (C1) is easy to recognize, it's only vertebra without a body. Instead it has an ____ and ____ arch and two ____, which articulate with the ____ of the skull. Because C1 carries the skull it was named _____ after a Greek mythological figure.

The second vertebra also has a special name. It is called ____ because it has a tooth-like projection called ___, around which the atlas rotates when we shake our head to say no.

The last cervical vertebra is called _____ because has a ___ process that makes it easy to palpate.

The cervical spine is the only part of the spine that allows for____ as well as ____ and ____.

The ___ thoracic vertebrae are bigger than the cervical vertebrae. Because they form joints with___ they have additional____or____ on their___and _____.

Their spinous processes are___