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Spinal Anatomy II
Unit 1, PCC.
192
Anatomy
Graduate
11/03/2010

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Cards

Term
Normal # of Vertebrae
Definition

26: 24 presacral segments + sacrum (5 fused segments) + coccyx (4 fused segments)


Adolescents said to have 33 segments

Term
Spine
Definition
The 24 presacral segments
Term
7 Cervicals in all mammals except:
Definition

2-MA-3


two-toed sloth (6)

Manatee (6)

Ant Bear (8)

three-toed sloth (9)

Term
Thoracic
Definition

Thoracic – breast plate or chest

Dorsal – back or posterior

12 vertebrae


 

 

Term
Lumbar
Definition

“loin”; region between hip and rib

5 segments

 

 

Term
Sacrum
Definition

Connotation with the Devine.

Revered because of its relationship with fecundity and birthing.

usually 5 segments

 

 

Term
Coccyx
Definition

Greek: Cuckoo’s bill or beak

Usually up to 5 segments


Term
Types of variation
Definition

Sexual Dimorphism

Ontogenetic Variation

Geographic or Population based variation

Idiosyncratic variation

Term
How common is variation to the vertebral collumn?
Definition

Variation seen in 1/3 of the population

 

30% of the population demonstrate all characteristics for each segment

Term
Spinal collumn Measurements
Definition

40% of total body height

 

Male: 70 cm (27.5- -28.75 in)

Female: 60 cm (24.5-25.75 in)

 

(femoral length is primarilly responsible for height variation)

Term
Regional Measurements
Definition

Cervical:      12 cm          5 in

Thoracic:     28 cm         11 in

Lumbar:      18  cm          7 in

Sacrum:       12 cm          5 in

Term
Ten functions of the vertebral column
Definition

1.       protection of spinal cord, viscera

2.       support for head, upper extr, ribs, viscera, pelvis

3.       skeletal formation of costae

4.       weight-bearing transfer to pelvis and lower extr

5.       motion and locomotion

6.       shape and position of human frame

7.       resiliency: compensation for tension, torsion, compression and shear forces

8.       transmission through intervertebral foramen

9.       horizontal axis for organs for equilibrium and vision (vestibular aparatus of inner ear and eyes)

10.     stabilization of visceral function

Term
Vertebral Body Size
Definition
Increases from C2-S1, then decreases
Term
Vertebral body shape
Definition

Cervical: rectangular

Thoracic:Triangular

Lumbar: Reniform

Term
Centrum
Definition
Primary center of ossification; formed when cartilage template is penetrated by blood vessels
Term
Formation of Epiphyseal Rim
Definition

Epiphysial Plate: 7-9 years old

 

Epiphysial Ring: 12 years old

 

Epiphysial Rim: 15 years old

 

Example of an ampiarthrosis synchondrosis (cartilage) joint

Term
Nutrient/Vascular Foramina
Definition
Sites of penetration of the cartilage template by blood vessels (persist to supply compact bone and marrow cavity)
Term

Basivertebral venous foramina

Definition

One or two large openings at the back of the vertebral body (where basivertebral veins exit the marrow cavity)

Term
Pedicle
Definition

Foot-like, stem-like, stalk-like

Anterior portion of vertebral arch

Comes from vertebral body

 

 

Term
Pedicle orientation
Definition
Cervical: posterolateral
Thoracic: posterior
Lumbar: posterior
Term
Shingling
Definition
Normal overlapping of laminae seen on an A-P X-ray
Term
Ligamentum Flavum
Definition
Primary ligament of the lamina, attaches laminae of a vertebral couple together.
Term
Para-articular process
Definition
ossified ligamentum flavum at its attachment site forming spike-like projections.
Accessory bone
Term
Lamina Pedicle junction
Definition
Cervical: Articular Pillar
Thoracic: Pars interarticularis
Lumbar: Pars interarticularis
Term
Spino-laminar junction
Definition
Fusion of laminae and attachment for spinous process.
On x-ray the laminae are superimposed creating a whiter immage as compared to the spinous
Term
Apophysis
Definition
Another name for process. ie spinous process vs. spinous apophysis
Term
Angle of the Transverse process
Definition
Cervical: anterolateral
Thoracic: Posterolateral
Lumbar: Lateral
Term
Longest Transvers process among the Lumbars
Definition
L3
Term
Costal Element
Definition
Anterior part of the transverse process in non rib articulating vertebrae
Term
Prezygapophysis
Definition
Superior articular process when joined in a vertebral couple
Term
postzygapophysis
Definition
Inferior articular process when joined in a vertebral couple
Term
The 4 anterior boundaries in an IVF
Definition
the vertebral bodies of the vertebral couple (2)
The intervertebral disc
The posterior Longitudinal Ligament
Term
The 4 posterior boundaries of the IVF
Definition
The postzygapophysis of the vertebra above
The prezygapophysis of the vertebrae below
The capsular ligament of the zygapophysis
The Ligamentum Flavum
Term
Superior boundary of IVF
Definition
the Inferior vertebral notch
Term
The Inferior boundary of the IVF
Definition
The superior vertebral notch
Term
Determination of the degree of angulation
Definition
tracing a line along the length of the undersurface of the spinous process and calculating the degree of slope from a horizontal plane.
Term
Imbrication
Definition
Spinous process overlap on X-ray
Term
Shape of vertebral foramen
Definition
All are transversly broad. Cervical: Triangular Thoracic: Oval Lumbar: Triangular Sacrum: Triangular
Term
Typical termination point of the spinal cord
Definition
within the L1 vertebral foramen
Term
Fluid in each of the Spaces
Definition
Epidural Space: Interstitial Fluid
Subdural Space: serous fluid
Subarachnoid Space: Cerebrospinal fluid
Term
Space that is likely a potential space
Definition
subdural space
Term
Blood vessels of Epidural space
Definition
anterior and posterior spinal canal arteries, anterior and posterior internal vertebral venous plexuses, and the basivertebral vein.
Term
Ligaments contained in the epidural space
Definition
Posterior Longitudinal Ligament, Ligamentum flavum, Hoffman ligaments
Term
Hoffman ligaments
Definition
attach the dura mater to vertebral bodies, intervertebral disc, and/or hte PLL
Term
Nerves contained in the epidural space
Definition
Reccurent meningial
AKA
Sinuvertebral Nerve
AKA
Sinus vertebral nerve
Term
Arteries in the subarachnoid space
Definition
anterior spinal arteries (2 from C3-C6, 1 below C6)
Posterior spinal arteries (2)
Arterial casa corona (composed of spinal arteris and communicating arteries)
anterior and posterior proximal and distal radicular arteries
anterior and posterior medullary feeder arteries
Term
Veins in the subarachnoid space
Definition
Anterior and posterior longitudinal veins
Venous vasa corona (with communicating veins)
anterior and posterior radicular veins
anterior and posterior medullary veins
Intervertebral veins
Term
Ligaments withing subarachnoid space
Definition
the dentate ligament (lateral modification of pia mater)
Term
Filum terminale Internum
Definition
When the neural tissue of the spinal cord terminates (at L1) the pia mater collapses to form this small thread.
Term
dural cul de sac
Definition
At the vertebral foramen of S2 the dura and arachnoid maters fuse, forming this structure.
Term
The cervical enlargement
Definition
Between C3 and T1
Term
The greatest transverse diameter of the spinal cord
Definition
Found at C6
Term
The Lumbar Enlargement
Definition
T9-T12, location of the origin for spinal nerves L1-S3 (2 a peice)
Term
Conus Medullaris
Definition
the tapering of the spinal cord inside the vertebral foramen of L1.
spinal nerces S4, S5, and Co1 arise along the length
Term
Cauda equina
Definition
collection of nerve roots below L1
Latin: horse's tail
Term
Cruciate anastomosis
Definition
last arterial vasa corona and a continuation of the anterior spinal artery past the conus medularis appear as a cross.
Another is located on the femur
Term
Coccygeal medullary vestige
Definition
site of attachment for the filum terminale externum.
Term
Filum terminale externum
Definition
Below S2 the meninges (dura, arachnoid, and pia maters) continue as a thread.
Attach to the vertebral bodies of Co1 and Co2
Term
Tethered cord syndrome
Definition
Caused by a conus medullaris below L1 and a filum terminale thicker than 2mm.
Results in progressive lower extremity neurological deficiencies
Term
The four basic tissue types
Definition
epithelial
Muscular
Neural
Connective Tissue
Term
amorpous matrix
Definition
bone cells and embedded into.
contains ground substance, collogen fibers, and various minerals
Term
Ground substance
Definition
rich in glycosaminoglycans (linear, nonbranching, repeating disaccharide units).
Term
Primary collogen fiber in bone
Definition
type 1
Term
Most frequently described deposit in bone
Definition
hydroxyapatit, a form of calcium phosphate
Term
characteristics of "living" bone
Definition
heal
remodel
age
Term
Intramembranous ossification
Definition
bone formation when bone develops within the primitive connective tissue.
Most bones of the skull develop this way.
Term
Endochondral ossification
Definition
Bone developes within cartilage.
Most of the skeleton and some bones of the skull
Term
Clavicle
Definition
Only bone out of the skull developing from both endochondral and intramembranous ossification
Term
Long bones
Definition
The length of the bone is greater the the breadth. Ex. bones of the extremities except the carpals and tarsals
Term
Short bones
Definition
cuboidal outline. Ex. the carpals (except the pisiform) and the tarsals)
Term
Flat Bones
Definition
Thin layer of spongy bone sandwiched between two thin layers of compact bone.
Ex. parietal bone, the sternum, and the blade of the scapula
Term
diploe
Definition
The spongy bone of flat bones in the skull.
Term
Irregular bones
Definition
Numerous projection or irregular outlines.
Ex. Most bones of the skull, the vertebrae, and the innominate bones
Term
Paranasal Bones/Pneumatic Bones
Definition
Ex. the temporal bone, frontal, ethmoid, maxilla, and sphenoid
Term
Sesamoid bones
Definition
small round bones located in tendons
Ex. Pisiform and patella
Term
Accessopry bone
Definition
formed from the periosteum of existing bone
Ex. Para-articular process and bony spurs
Term
Heteroropic bone
Definition
Formed from cells within nonbone-related tissues.
Ex. pineal gland, heart, other ligaments
Term
Linear surface elevations
Definition
Line: slightest height ex. transverse lines of the sternum
Ridge: slightly higher ex. transverse ridges of sacrum
Crest: highest ex. median, intermediat, and lateral sacral crests
Term
Rounded surface elevations
Definition

Tubercle: small base and height ex. superior, inferior, and lateral tubercles T12

Protuberance: larger base ex. Mental protuberance/mandible the EOP/occuput Trochanter: large base and hight ex. greater and lesser trochanter/femur

Tuber/Tuberosity: large rough rounded ex. frontal tuber/frontal bone, tuberosity for the serratus anterior m./second rib, sacral tuberosity of S2, ischial tuberosity/innominate bone Malleolus: hammerhead-like elevation ex. medial malleolus/tibia, lateral malleolus/fibula

Term
Sharp surface elevations
Definition
Spine: thorn-like elevation ex. ischial spine/innominate bone
Process: sharp, increased length ex. mastoid and stylus process/temporal bone; spinous, articular, and transverse process/vertebrae; xiphoid process/sternum
Term
Linear surface depressions
Definition

Notch/Incisure: short ex. superior and inferior vertebral notch incisure

Groove: long furrow ex. groove for Sup. petrosal sinus, groove for greater petrosal nerve, mastoid groove/temporal bone

Sulcus: wide groove ex. sulcus for vertebral artery C1

Term
Rounded surface depressions
Definition
Fovea:shallow ex. fovea dentis/C1; Pterygoid fovea/mandible
Fossa: deeper ex. lacrimal fossa/frontal bone; mandibular or glenoid fossa/temporal bone
Term
Tunnels/passageways
Definition
Foramen: completely penetrates thin bone ex. foramen ovale/sphenoid;
Canal: passageway with length ex. vidian canal
Meatus: blind ended passageway ex. internal accoustic meatus/temporal bone
Fissure: slit like opening between 2 or more bones
Term
Flat facets
Definition
ex. articular facets in thoracics
Term
Rounded facets
Definition
Head: bulbous rounded
Condyle: knuckle-shaped surface
Term
Skeleton
# of bones
Definition
origionaly meant mummy or dried corpse
206 bones
80 in axial skeleton
126 in appendicular skeleton
Term
Cranium
Definition
Skull minus the mandible
Term
Facial skeleton/splanchnocranium
Definition
14 bones:
unpaired-vomer and mandible
paired-nasal, lacrimal, palatine, maxilla, zygomatic, and inferior nasal concha bones
Term
Auditory ossicles
Definition
6 bones, paired- stapes (stirrup), incus (anvil) and malleus (hammer)
Term
3 regions of the sternum
Definition
manubrim sterni, gladiolus (corpus sterni), and xiphoid process
Term
True Ribs
Definition
Costa verae
ribs 1-7
vertebrosternal ribs
Term
Fasle ribs
Definition
Costae spuriae
ribs 8-12
Term
Vertebrochondral ribs
Definition
ribs 8-10
articulat together
Term
Floating ribs
Definition
vertebral ribs
ribs 11,12
Term
Typical ribs
Definition
Ribs 3-9
Term
Atypical ribs
Definition
1,2,10,11,12
Term
Arthrology
Definition
study of arthrons/joints
Term
Syndesmology
Definition
study of ligaments
Term
Joint classifications based on space filling material
Definition
Fibrous, cartilaginous, synovial
Term
Malocclusion
Definition
abnormal alignment of teeth during clusure of the mouth may cause TMJ syndome which may result in atlant-occipital subluxation
Term
Synarthrosis
Definition
two or more bony surfaces are connected by a thin layer of dense connective tissue. No joint cavity exists.
Term
Four subcategories of synarthrosis
Definition
suture, gomphosis, schindylesis, and syndesmosis
Term
Sutura vera
Definition
true suture, bones of the skull formed intramembranously.
All examples interlock at their edges
Term
Sutural ligaments
Definition
connective tissue trapped between bones of suture
Term
Anterior fontanelle
Definition
located between forming frontal and parietal bones. Bregma is the adult remnant
Term
Posterior fonanelle
Definition
located between forming parietal and occipital bones. Lamda is the adult remnant
Term
Sutura notha
Definition
False sutures
Result of endochondral ossification
lack of interlocking bones
Term
Synarthrosis Sutura Serrate/Serrate Suture
Definition
Edges of bones shaped like saw.
Ex: sagital suture, metopic suture
Term
Synarthrosis Sutura Denticulate/Denticulate Suture
Definition
Looks like reciprocating teeth.
Ex: lambdoid suture, sagital suture, lambda
Term
Synarthrosis Sutura Limbous/Limbous Suture
Definition

Interlocking and overlapping

Ex: coronal suture

Term
Synarthrosis Sutura Squamous/Squamous Suture
Definition
overlap, but not interlocking
Ex: tempero-parietal suture
Term
Synarthrosis Sutura Harmonia
Definition
non-interlocking, non-overlapping
Ex: cruciate suture
Term
Synarthrosis gomphosis
Definition
peg in socket joint
Ex: alveolar socket/dental alveolus of mandible and maxila
Term
Periodontal ligament
Definition
fills the joint space in the synarthrosis gomphosis joint of the alveolar socket/dental alveolus
Term
Synarthrosis Schindylesis
Definition
involves a fissure(schindylesis) recieving a thin plate of bone.
Ex: rostrum of sphenoid and perpendicular plate of ethmoid, alae of vomer,
Term
Synarthrosis Syndesmosis
Definition

the joint space is filled with white fibrous connective tissue, the interosseous ligament. Most are semi movable

Ex: Coraco-clavicular, distal tibia-fibula joints

Term
Ampiarthrosis joints
Definition
Cartilage fills the space between apposing bones.
Two varieties: synchondrosis, symphysis
Term
Ampiarthrosis Synchondrosis
Definition
primary cartilaginous joints. typically seen as temporary.
Ex: metaphysis between the diaphysis and epiphysis of long bones, cartilage spacers between centrum and neural arches of vertebrae
Exeption: the costochondral joint of all ribs and the first sternochondral joint are all permanent ampiarthrosis synchondrosis joints
Term
Ampiarthrosis Symphysis
Definition
Secondary cartilaginous joint
formed from fibrocartilage, occur between bones forming from endochondral ossification.
Ex. intervertebral disc, pubic symphysis
Term
Exceptions to the permanent amphiarthrosis symphysis rule
Definition
symphysis menti between developing halves of the mandible
Term
Diarthrosis, 4 consistent features
Definition
articular/fibrous capsule, synovial membrane, two or more articular cartilage surfaces, and synovial fluid
Term
Accessory ligaments
Definition
may accompany the capsular ligament as part of the firbrous capsule. Will be intracapsular ligaments or extracapsular ligaments
Term
Type I articular mechanoreceptors
Definition
Ruffini endings
Found in superficial layer of fibrous capsule.
Encapsulated
monitor joint at rest
most numerous in the cervical zygopophyseal joints
Term
Type II articular mechanoreceptors
Definition
Pacinian corpuscles
deeper strata of the fibrous capsule
moniter joint during normal range of motion
most numerous in the cervical region
Term
Type III articular mechanoreceptors
Definition
Golgi tendon organs
present in collateral and intrinsic ligaments
moniters extreme joint movement
Term
Type IV articular reveptors
Definition
nociceprots. non-encapsulated, non-corpuscular, non-myelinated.
Type IVa: within fibrous capsule, articular fat pads, and outer layers of blood vessels
Type IVb: present in accessory ligaments. Dense in PLL, less in ALL
Term
the outer layer of the intervertebral disc possesses which articular receptors?
Definition
All of them
Term
Three classifications of synovial membranes
Definition
articular, bursal, and vaginal
Term
Three modifications to articular synovial membrane
Definition
synovial villi,
articular fat pads,
synovial menisci and intra-articular discs
Term
Synovial villi
Definition
finger like extensions of synovial membrane
Increase the surface area available for secretion-absorption phenomena.
Increase with age.
Term
Articular fat pads
Definition
Haversion "glands"
absent from areas with direct contact: intra-articular disc, synovial meniscus, and articular cartilage
Term
Synovial menisci and intra articular discs
Definition
condensed fibrous connective tissue or fibrocartilaginous projections of the synovial membrane
Term
Bursal synovial membrane
Definition
two types:
subcutaneous synovial bursa: between integument and bone (skin and patella of knee)
Subtendinous synovial bursa: between tendon or muscle and the bone or cartilage over which they glide(gluteal muscles and greater trochanter of the femur)
Term
Vaginal synovial membranes
Definition
a tendon to gluide through an osseous-fibrous sleeve
Term
Type A synovial cells
Definition
readily phagocytic
Term
Type B synovial cells
Definition
secrete proteinaceous substances and hyaluronic acid
Term
Type B synovial cells
Definition
secrete proteinaceous substances and hyaluronic acid
Term
Articular cartilage
Definition
specialized hyaline cartilage
Lacks a true perichondrium
Term
Proteoglycans
Definition
consist of a core protein and about 30 glycosaminoglycans
Provide a network for water retention
Term
Elastic properties of cartilage
Definition
enable the cartilage to rapidly return to initial volume after compression
Term
Viscoelastic property
Definition
cartilage more slowly returns to initial volume after compression
Term
Weeping theory
Definition
Non articulating
fluid is expressed from the cartilage during compression and combines with the synovial fluid
Term
Boosted theory
Definition
Articulating
water is driven into the cartilage during compression. viscous material accumulates in the pits, replenish lubricating substance
Term
Boundary theory
Definition
some synovial fluid is absorbed onto the cartilage surface and is never removed, like oil on a windsheild.
Term
Synovial fluid
Definition
yellow-white, viscous, slightly alkaline, salty taste.
low volume in joints; consists of fats, salts, albumins, and hyaluronate.
It is both a dialystate and a transudate
Term
Sourse of viscosity and lubrication in synovial fluid
Definition
most say hyaluronate, newer idea is lubricin
Term
Simple synovial joints
Definition
one pair of articular surfaces
Ex. interphalangeal joint
Term
Compound synovial joint
Definition
more than one pair of articulating surfaces
Ex. humero-radial, humero-ulnar, and proximal radio-ulnarjoints form the elbow joint
Term
Complex synovial joint
Definition
include and articular disc or meniscus between the articulating surfaces.
Ex. the knee joint
Term
Nonaxial synovial joints
Definition
exhibit only translational movement.
arthroidal=plane gliding
Term
Uniaxial synovial joint
Definition
single combination of movements
flexion-extension or medial lateral rotation.
Ginglymus and trochoid joints
Term
Biaxial synovial joints
Definition
two independent planes of movement
flexion-extension combined with adduction-abduction.
Bicondylar, ellipsoidal, and sellar
Term
Multiaxial synovial joints
Definition
most of movements allowed.
Enarthrosis (spheroidal, cotyloid) joints
Term
Diarthrosis Arthrodia
Definition
flat/plane or slightly concave-convex.
Ex. zygapophysis, intercarpal, carpometacarpal (except thumb), intermetacarpal, intercuneiform, tarsometatarsal, intermetatarsal
Term
Diarthrosis Ginglymus
Definition
Like a hinge
Ex. Interphalangeal joints, humero-ulnar joint
Term
Diarthrosis trochoid
Definition
Pivot joint
Ex. proximal radio-ulnar joint, median atlanto-axial joint
Term
Diarthrosis ellipsoidal
Definition
knuckle like male surface, ellipsoidal female surface.
Ex. radiacarpal, metacarpo-phalangeal, metatarso-phalangeal, atlanto-occipital
Term
Diarthrosis Sellar
Definition
Shaped like a saddle
carpometacarpal joint of the thumb, talocrural, calcaneocuboid joints
Term
Diarthrosis enarthrosis/cotyloid/spheroidal
Definition
ball and socket
Ex. femur acetabulum, humerous and glenoid cavity of scapula
Term
Branches of Aortic Arch
Definition
R brachiocephalic trunk (innominate A.)
L common carotid A.
L Subclavian A.
Term
Branches of External Carotid A.
Definition
SALFOPIS
Superior thyroid
Ascending pharyngeal
Lingual
Facial
Occipital
Posterior auricular
Internal maxillary
Superficial temporal
Term
Internal Carotid Artery
branches in the cervical region
Definition
There are none! haha
Term
Internal Carotid Artery
branches through carotid canal
Definition
Petrosal division
Term
Branches of Internal Carotid Artery
Definition
None in the cervicals
Ophthalmic Artery
Term
Subclavian Artery
Definition
Segmental Arteries:
vertebral artery
ascending cervical artery
deep cervical artery
Term
Segmental artery from Axillary artery
Definition
Highest (supreme or superior) thoracic artery (T1, maybe T2)
Term
Lymph capillaries
Definition
begin as blind ended sacs
have a greater luminal diamerter than blood capilaries
variable lumenal diameter
layerd plexus arrangement
Term
Lymphatics
Definition
Medium sized lymph vessels
More numerous than veins
possess more valves than veins
anastomose more frequently than veins
Term
Lymph trunks/ducts
Definition
large lymphatic vessels. several lymphatics converged.
Term
R Lymphatic Duct
Definition
drains R side of head, neck, and thoracic parietal wall, R upper extremity, R lung, and convex (diaphragmatic) surface of the liver
Term
Thoracic duct
Definition
originates at L2 from the cisterna chyli
Drains everything else into the left brachiocephalic vein
Term
Lymph nodule
Definition
lack a capsule
several solitary lymph nodules fused together make an aggregate lymph nodule. Examples of these are tonsils and Peyer's patches. These aggregates aid in immune response and do lymphocytopoiesis
Term
Lymph node (lymph gland)
Definition
Primary function is to filter lymph.
Additional functions: lymphocytopoiesis and participation in immune response
Term
Typical cervical vertebrae
Definition
C3-C6
Term
Cervical vertebral body height
Definition
Posterior height is slightly greater than anterior height
Term
Cervical Intervertebral Disc height
Definition
compensates for vertebral body height.
decreases from C2-C3 Increases from C5-C7.
Term
Joint surfaces on typical cervical vertebral body
Definition
10
Superior epiphyseal rim-4
Inferior epiphyseal rim-4
Cancelous-2 (1 superior 1 inferior)
Term
Joints of the typical cervical vertebrae
Definition
Uncinate process and lateral groove form joint of Lushka, a modifies diarthrosis sellar joint (2)
The ALL, anterior lip, and anterior groove: amphiarthrosis syndesmosis
PLL, posterior lip, posterior groove: amphiarthrosis syndesmosis
Intervertebral disc:Ampiarthrosis Symphysis
Term
The greatest transverse diameter of all carvicals
Definition
C6
Term
Cervical vertebral body with greatest frequency of osteophyts
Definition
C5-C6
Term
Muscles attaching to anterior tubercle of the cervicals
Definition
Anterior Scalene, Lungus Capitis, Longus Colli, Anterior Intertranseversarrii
Term
Muscles attaching to the posterior tubercle in the cervical vertebrae
Definition
Splenius cervicis,
iliocostalis cervicis,
longissimus cervicis,
levator scapula,
middle scalene,
posterior scalene,
rotators,
posterior intertransversarii
Term
Muscles attaching to the costotransverse bar of the cervicals
Definition
Middle scalene
Term
Angle of the adult cervical transverse process
Definition
60 degrees anterolateral, 15 degrees inferior
Term
Sulcus for the ventral (primary) ramus of a cervical spinal nerve
Definition
Formed along the top of the costotranseverse bar
Term
Sulcus/groove for dorsal ramus of cervical vertebrae
Definition
found on the articuar pillar
Term
Cervical Articular Facets
Definition
obliquely angled.
40-45 degrees traditionally
55-60 degrees suggested by recent studies
Term
Muscles attaching to the Cervical articular process
Definition
Longissimus cervicis
Longissimus capitis
Semispinalis cervicis
Semispinalis capitis
Multifidis
perhaps Rotators
Term
Joint classification of the zygapophysis
Definition
diarthrosis arthrodia
Term
Greatest range of motion in the cervical vertebrae
Definition
C5-C6 vertebral couple
Term
Cervical curve
Definition
41% slight lordotic
10% hyperlordotic
49% straight or hypolordotic curve (more common in females)
Term
Bifid spinous process
Definition
typical of caucasion population, not the African American population
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