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78 terms

Vertebrae Test

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What Contains the skull, spinal column, ribs and sternum
Axial Skeleton
What is an attachment for ribs
Vertebrae
How many Cervical Vertebrae are there
7
How many Thoracic Vertebrae are there
12
How many Lumbar Vertebrae are there
5
How many Sacral Vertebrae are there
5
How many Coccyx Vertebrae are there
3-5
How long is the average adult vertebral column
60-70 cm
WHich parts of the vertebral column have a lordotic curve
Cervical and Lumbar
Which parts of the vertebral column have a kyphotic curve
Thoracic and Sacral
What are the functions of the Vertebrae
to support weight of trunck, protect the spinal cord, and attachment for muscles and ligaments
Whay type of normal curve is found in the Dorsal Spine
Kyphosis
How many vertebrae are there in a typical Vertebral Column
32-34
THe two lamina that unite in the midline posteriorly form what
Spinous Process
The Vertebral body of the Thoracic Vertebrae is described how
large, possesses demifacets on their posterior aspect, superior and inferior
Descrive the Pedicles of the Thoracic vertebrae
they are directed almost anteroposteriorly except for t1 and t2
Describe the body of a typical vertebrae
a disc like anterior central portion
Describe the vertebral notch of a typical vertebrae
it is where the two pedicles and the two laminae unite posteriorly
Describe the vertebral Foramen of the typical vertebrae
it is formed by the body of the pedicles and the laminae
A typical vertebra has a body, arch, vertebral foramen, vertebral notches, and how many processes
7
The neural arch is formed by the union of what
the pedicals and laminae
Describe the vertebral bodies of a lumbar vertebrae
they are very large and lubular
Describe the pedicles of a lumbar vertebrae
they are directed posterolaterally
describe the laminae of the lumbar vertebrae
they are very short
Describe the transverse processes of the lumbar vertebrae
they are relatively short and extend out laterally
Describe the mammillary processes of the lumbar vertebrae
the posterior portion of the superior atricular processes
Describe the Spinous porcess of the lumbar vertebrae
they are thick and broand and extend our horizontally
Which vertebrae have small oval shaped bodies
Cervical
__________ of the cervical vertebrae have ywo elements which unite to form the transverse foramen
Transverse process
What vertebrae possess facets on the lateral portion of their bodies
Thoracic
The spinous processes of what vertebrae are thick and braod and extend horizontally
Lumbar
The majority of cervical vertebrae have what type of spinous processes
bifid tips
which vertebrae supports the head and consists of an anterior and posterior arch and has two thick lateral masses, and has no body or spinous porcess
atlas
What articulates with the odontoid or dens of the axis
the anterior arch of the atlas
a light projection on the anterior surface of the anterior arch is what
anterior tubercle
What is the oval facet on the posterior surface of the anterior arch
the foeva dentis
What has a small prominence on its posterior surface on the posterior arch
posterior tubercle
What are the two grooves on the superior surface for
the vertebral arteries and the sub occipital nerve
What ar the most solid parts of the Atlas
the lateral masses
Whar are present of r articulation with the ocipital condyles
the superior articular facets
Whar ar epresent for the articulation with the superior articular processes of the axis
the inferior articular porcesses
The medial surfaces reveal two rounded tubercles for attachment of what
the trans atlantal ligaments
What are large and projected laterally, lacking tubercles but possessing transverse formaina
the transverse processes
The axis is also termed what
epistropheus
The process presents a toothlike process and is the most putstanding feature of this vertebra
the dens or odontoid
The anterior surface of the dens has an oval facet for articulation whith what on the anterior arch of the atlas
the dental facet
The inferior articular facets are seen best on what projection
lateral
Which bone articulates with C1
the occipital
The forst vervical vertebrae is distinctive because it doesnt have what
a body
The second cervical vertebrae is known as what
the axis
The Cervical Prominens is another name for
C7
The Second cervical vertebrae has a large toothlike process porjecting from it which fits into the arh of C1, the process is called what
the dens or odontoid
Rotation of the head takes place between which vertebraes
C1 and C2
A common palpation point of the vervical spine is what
Vertebral Prominens
Flexion and extension occurse between which of the vertebrae
the occipital condyles and C1(atlas)
What is triangular shaped, that wedges between the two innominate bones
the sacrum
What articulates with the ilium
the auricular surface
what is a prominence on the upper anterior margin of the body of the sacrum
sacral promontory
Which part of the sacrum is roughly convex and narrower than the anterior or pelvic portion
the posterior surface
THe forth and fifth sacral vertebrae are fused to form what
the sacral hiatus
How many sacral foramina are there
16
THe sacral nerves and blood vessels leave the spinal cord through what openings
the sacral foramina
What part of the sacrum presents two small projections whichextend down to meet the coccyx called the cornu
the apex
THe coccyx represnts what
the atrophied human tail
What does the coccyx articulate with
the oval surface on the base of the sacrum
The psterior aspect of the base presents two small projections that extend up to meet the sacrum are called what
the cornu
The apex is rounded and has an attachment for what
the sphincter ani externus
what articulates witht he inferior articualr process of the anterior arch of the atlas
the axis
The sacrum is made up of how many fused vertebrae
5
A prominence on the upper anterior margin of the body of the sacrum is called what
the sacral promontory
The coccyx is ______ posteriorly
concave
There are two small projections that exten up from the base of the coccyx
the cornu
What are the cartilaginous masses between the bodies of a vertebrae
intervertebral disks
THe ring like layer of fibrous and cartilage issue between the articular plates of adjacent vertebrae is what
the annulus fibrosus
The pulpy center of the intervertebral disc space is called what
the nucleus pulposus
THe jont space between the first cervical and condyles of the occipital bone is what
atlanto-occipital joint
They typical thoracic ertebrae has costal demifacets on each side of the body of the vertbrae for articulatin for which part of the ribs
the head
The facets on each of the transverse procsses are for articulation with the necks and what part of the ribs
the tubercle