Quiz Questions E2 Flashcards
What Characteristic(s) of the L1-L4 Vertebral body may be used to differentiate it from the L5 segment? Be specific and complete as the difference(s) on a segment from each group.
On Crainial View, the lateral surface of the pedicle is apparent on a L1-L4 segment.
At L5 the traverse process originates from the vertebral body, pedicle and lamina-pedicle region.
In addition, the vertebral body of L5 is more wedge-shaped on lateral view with a much greater anterior height than posterior height.
What Characteristic(s) of the L1-L4 Pedicle may be used to differentiate it from the L5 segment? Be specific and complete as the difference(s) on a segment from each group.
On Crainial View, the lateral surface of the pedicle is apparent on a L1-L4 segment.
At L5 the traverse process originates from the vertebral body, pedicle and lamina-pedicle region
What is the distal modification of the transverse process of the fifth lumbar?
the transverse process
What is the name of the elevation near the origin of the lumbar transverse process?
the accessory process
What is the name of the prominent linear elevation in the lumbar spine between superior and inferior articular processes?
pars interarticularis.
What is the typical number of segments that unite to form the adult sacrum?
5 segments
An imaginary line drawn along the dorsal mid-line of sacrum is identified as the_____?
median sacral crest
What forms the median sacral crest?
fused spinous processes and their spinous tubercles.
An imaginary line drawn from the superior articular process of S1 to the sacral cornu will form what feature?
intermediate sacral crest.
What forms the intermediate sacral crest?
the mammillary proccess of S1 and the sacral cornu of S5
What does the sacral cornu represent?
the inferior articular process and facet of S5
What is the typical number of segments that unite to form the adult coccyx?
4 segments.
What bony features are present on the coccyx?
all segments are represented by a “Vertebral body; in addition, Co1 has a coccygeal cornu and traverse process”
What feature is present at the top of the manubrium sterni?
jugular notch (suprasternal notch)
What is the name given to the articular site at the superolateral margin of the manubrium sterni?
clavicular notch.
What names are given to the articular sites for the joint with the first and second rib?
costal notch I for the first rib costal cartilage; costal notch II for the second rib costal cartilage.
What is the reminant of the inferior articular process and facet of S5?
the lateral sacral cornu
An imaginary line drawn from the transverse process of S1 to the inferior lateral sacral angle will form what feature?
the lateral sacral crest
What forms the lateral sacral crest?
the fused transverse processes and transverse tubercles from S1 to S5
What features may be identified along the lateral sacral crest?
S1 transverse tubercle, sacral tuberosity of S2, transverse tubercles of S3, S4, and S5
What feature is associated with the transverse tubercle of S5?
the inferior and lateral (inferolateral) sacral angle.
From the anterior view, the intervertebral discs of the sacrum will be replaced by what feature?
transverse ridges.
What is the name given to the openings that transmit the ventral sacral nerve rami?
anterior sacral formina, ventral sacral foramina, or ventral pelvic formina.
What feature is identified on the lateral surface of S1-S3?
auricular surface.
*lecture side note. (developed from costal element)
What is the sacral promontory?
the bulging anterior surface of the superior epiphyseal rim of S1
What is the name given to the region of bone extending laterally from S1 vertebral body looking from the base view.
sacral ala.
What forms the Sacral Ala?
the costal element and the true transverse process
What part of the sacral ala is derived from the costal element?
anterior two-thirds.
What part of the sacral ala is derived from the true transverse process.
posterior third
How many sternabrae for the corpus sterni?
4 sternebrae
What surface feature on the corpus sterni identifies the location of the old synchondroses?
the transverse lines
What articular sites for the costal cartilage of ribs will be identified on the corpus sterni?
costasl notches II-VII
What feature of the corpus sterni is present in 4-7% of the population?
a sternal foramen
What are the primary parts of the vertebral end of a typical rib?
the head, neck and tubercle
What features may be identified on the head of a typical rib?
two articular surfaces and the interarticular crest.
What feature of the head of a rib separates the superior and inferior articular surface/facet?
the interarticular crest
What feature s may be identified on the neck of a typical rib?
the crest of the rib.
What feature s may be identified on the tubercle of a typical rib?
the articular surface of the tubercle, and the non-articular surface of the tubercle.
Which feature of the tubercle of a typical rib is closer to the head of the rib?
the articular surface of the tubercle
Which feature of the tubercle of a typical rib is closer to the shaft of the rib?
the non-articular surface of the tubercle.
What is present on the head of the first rib?
a single articular surface
What is lacking at the head of the first rib?
the interarticular crest.
Is there a crest on the neck of the first rib?
not a well-developed one like on the typical rib.
What is unique about the body (corpus or shaft) of the first rib?
the body (corpus or shaft) of the first rib is flattened and has a scalene tubercle flanked by the groove for the subclavian artery and the groove for the subclavian vein.
A, T, V
Which groove on the body(corpus) or shaft of the first rib is close to the vetebral end?
the groove for the subclavian artery and the first thoracic nerve.
Which groove on the body(corpus) or shaft of the first rib is close to the sternal end?
the groove for the subclavian vein.
What featrues may be identified on the head of rib 2?
two articular surfaces and interarticular crest.
What featrue of the head of rib 2 separates the superior from inferior articular articular surface/facet?
the interarticular crest.
What feature may be identified on the neck of rib 2?
the crest of the rib.
What features may be identified on the tubercle of rib to is closer to the head of the rib?
the articular surface of the tubercle.
What features may be identified on the tubercle of rib to is closer to the shaft of the rib?
the non-articular surface of the tubercle.
Which groove on the body(corpus) or shaft of rib 2?
the tuberosity for the serratus anterior, the costal angle and the costal groove.
What distinguishes the vertebral end of rib 11 from typical ribs?
the single articular surface, absence of a well-developed crest on the neck and the tubercle may be absent or if present, consists only of a non-articular surface.
What helps to distinguish the vertebral end of the twelfth rib from other ribs?
the head has a single articular surface, the crest the neck is poorly developed, the tubercle is absent.
What is the condition of the body (corpus or shaft) of rib 12?
the costal angle and costal groove are absent and it is the shortest of all ribs.
What term is used to identify the study of joints?
arthrology
What term is used to identify the study of ligaments?
syndesmology
What are the three histological classifications of joints?
fibrous, cartilaginous and synovial fluid.
What were the three classification of joints based on movement potential?
synarthrosis, amphiarthrosis and diarthrosis.
Which classifications of synarthorsis joint implies a bond condition?
syndesmosis
What is the classification of a joint held together with cartilage?
Synchondrosis
What is the classification of a joint formed by a growth condition?
symphysis
What are the two sub-classifications of amphiarthrosis based on latin groupings?
synchondrosis, symphsis
What is the classification of a hinge type synovial joint?
ginglymus
What is the classification of a plane or gliding synovial joint?
athrodia
What is the classification of a pivot type synovial joint?
trochoid
What is the classification of a knuckle type synovial joint?
condylar or bicondylar
What is the classification of an oval-like synovial joint?
ellipsoidal
What is the classification of a saddle type synovial joint?
sellar
What is the classification of a ball and socket synovial joint?
cotyloid, spheroidal or enarthrosis
What term is now used to identify the synarthrosis joint type?
fibrous joints
What is the name given to a condition in which bones are fused together by bone?
synostosis
What fibrous connective tissue classically fills the joint space of a syndesmosis?
a ligament
What is the synonym for amphiarthrosis joints?
cartilage joint
Which classification of cartilage joint is the first to appear developmentally?
(amphiarthrosis) synchondrosis
Which cartilage joint forms between ossification centers within a cartilage template?
(amphiarthrosis) synchondrosis
Which classification of cartilage joint is primary, temporary and composed of hyaline cartilage?
(amphiarthrosis) synchondrosis
What are the characteristics of the (amphiarthrosis) synchondrosis?
they are primary cartilage joints, temporary in longevity, composed of hyaline, cartilage and form between ossification centers within a cartilage template.
Which cartilage joint classification would be considered secondary?
(amphiarthrosis) symphysis
What cartilage joint occurs between bones formed by endochondral ossification?
(amphiarthrosis) symphysis
Which classification of cartilage joint is secondary, permanent and composed of fibrous cartilage (fibrocartilage)?
(amphiarthrosis) symphysis
What are the four consistent features of synovial (diathrosis) joints?
articular or fibrous capsule, synovial membrane, articular cartilage and synovial fluid.
What are the classifications of synovial joints (diarthroses) based on?
(1) the number of articulating surfaces,
(2) the degree/s of freedom and/or types of movement and
(3) the morphological appearance of the bony surfaces or the shape of the joint cavitiy.
What movements are accommodated by arthrodial synovial joints?
translational movement, a plane or gliding movement.
What are examples of synovial plane(diarthrosis arthrodia) joints?
most Zygapophyses of the vertebral column.
Diarthrosis trochoid joints are commonly called _______ joints based on action.
synovial pivot
What are the examples of synovial pivot (Diarthrosis trochoid) joints?
median alanto-axial joint.
What is the shared morphological characteristic or diarthrosis trochoid joints?
an osseous pivot point and an osteo-ligamentous ring.
What are the parts of th median atlanto-axial joint?
in the median atlanto-axial joint, the pivot point is the dens or odontoid process of C2 and its stationary while the oteo-ligamentous ring formed by the anterior arch C1 and the transverse atlantal ligament rotates.
What is a common name for the diarthrosis sellar joint?
Synovial saddle joint
What example of synovial saddle (diarthrosis sellar) joint is identified along the spine?
the joint of Luschka of typical cervicals is a modified sellar joint.
Which joint classification exhibits a knuckle-shaped surface on one side of the joint and a concave surface on the other side?
diarthrosis condylar
What example of the dairthrosis condylar joint is identified along the spine?
the alanto-occitipital joint may be classified as a diarthorsis condylar joint
Which joint classification exhibits a knuckle shaped surface on one side of the joint and an elliptical, concave surface of the other side?
diarthrosis ellipsoidal
What is an example of the disarthrosis ellipsoidal joint?
the atlanto-occipital joint of the spine
Which synovial joint classifications are now often interchanged in textbooks?
ellipsoidal and condylar synovial joints.
What is the number of vertebrae in the typical cervical spine?
seven segments
Which vertebrae are typical cervicals?
C3-C6
Which vertebrae are atypical cervicals?
C1, C2, C7
What is the shape of the typical cervical vertebral body from the cranial view?
rectangular
What is the appearance of the typical cervical vertebral body from the lateral view?
posterior height is greater than anterior height by a few millimeters.
What would be the direction of the cervical curve based on osseous features?
posterior or kyphotic.
What accounts for the direction of the typical cervical curve?
the intervertebral disc height.
What is the direction of the typical cervical curve?
anterior or lordotic
At which vertebral couple will the cervical curve again increase intervertebral disc height?
C5/C6
What are the modifications of the superior epiphyseal rim of a typical cervical?
anterior groove, posterior groove, right and left uncinate processes?
What are the modifications of the inferior epiphyseal rim of a typical cervical?
anterior lip, posterior lip, right and left lateral groove.
What is the joint classification for the anterior lip-anterior groove articulation?
fibrous(amphiarthrosis) Syndesmosis
What is the joint classification for the posterior lip-posterior groove articulation?
fibrous(amphiarthrosis) Syndesmosis
What is the joint classification of the uncinate process-lateral groove articulation?
modified synovial saddle (diarthrosis sellar)
What is the joint classification of the spongy bone-intervertebral disc articulation?
cartilaginous (amphiarthrosis) symphysis
How many joints are present on the upper surface of a typical cervical body?
5
How many joints are present on the lower surface of a typical cervical body?
5
How many joints are present on the vertebral body of a typical cervical?
10
How many synovial joint surfaces are present on the vertebral body of a typical cervical?
4
Whatr other terms are used to identify the uncinate process?
unciform process, uncovertebral process, uncus, lateral lip.
What other term is used to identify the lateral groove?
enchancrure
What is the name given to the uncinate process-lateral groove articulation?
joint of luschka or uncovertebral joint.
The joint of luschka is formed from what surfaces?
the uncinate process and lateral groove.
What is the functional significance of the joint of luschka?
it appears to stabilize the intervertebral disc while accommodating flexion-extension and requiring coupled motion (axial rotation with lateral bending) in the cervical spine.
What muscle attaches to the typical cervical vertebral body?
the longus colli muscle.
What is the orientation and angulation of the pedicle of a typical cervical?
posterolateral, 45 degrees.
Which spinal nerve will be accommodated on the superior vertebral notch of C5?
C5 Spinal nerve.
Which spinal nerve will be accommodated on the inferior vertebral notch of C5?
C6 spinal nerve.
What direction of projection of the cervical lamina?
posteromedially.
What ligament attaches to the lamina of a typical cervical?
ligamentum flavum
Ossification of the ligamentum flavum at the attachment site on the lamina will result in what feature?
para articular process.
Ossification of the ligamentum flavum at the attachment site will be associated with which classification of bone?
accessory bone
Ossification of the ligamentum flavum along its length will be associated with which classification of bone?
heterotopic bone
What is the outline of the vertebral foramen of a typical cervical vertebra?
heart shaped, or triangular.