Day 12 (pg 192) Flashcards
(24 cards)
What is the classification of the first sternocostal or sternochondral joint?
cartilagionous (amphiarthrosis) synchondrosis
What are the joint surfaces of the first sternocostal or stenochondral joint?
the costal cartilage of the first rib and costal notch I of the manubrium sterni
What ligaments are present at the first sternocostal or sternochondral joint?
no ligaments are present
What is the classification of the second- seventh sternocostal or sternochondral joint?
synovial plane (diarthrosis arthrodia)
Which of the sternocostal or sternochondral ligaments is unique to the second stenocostal or sternochondral joint?
the intra-articular ligament
The capsular ligament is present at which interchondral joints?
the sixth - ninth interchondral joints
What is the classification of the sixth through the ninth interchondral joints?
synovial plane (diarthrosis arthrodia)
How many bones form the neurocranium?
8 bones
What bones form the neurocranium?
frontal, parietal, occipital, temporal, sphenoid and ethmoid
How many bones form the facial skeleton?
14 bones
What bones form the facial skeleton?
mandible, vomer, nasal, maxiilla, lacrimal, inferior nasal concha, palatine and zygomatic
What is the appearance of the intersection of the coronal & sagittal sutures called?
the bregma
What is the appearance of the intersection of the lambdoid and sagittal sutures called?
the lambda
What is the diamond shaped remnant of developing membrane bone at the intersection of the frontal bone with both parietal bones?
the anterior fontanelle
What is the diamond shaped remnant of developing membrane bone at the intersection of the occipital bone with both parietal bones?
the posterior fontanelle
What is the glabella?
the elevation of bone over the frontal sinus between the orbits
What is the name given to the outline of the nasal cavity at the front of the skull?
piriform aperture
What is the alveolar jugum?
the part of the mandible or maxilla covering the root of the tooth exteriorly
What is the name given to the alveolar jugum of the canine tooth in the maxilla?
canine eminence
What forms a bullet-like chin?
a large mental protuberance
What forms an indented chin?
well developed bilateral mental tubercles and a slight mental protuberance
What is the name given to the midline posterior elevation at the back to the skull?
the external occipital protuberance
What is the tip of the external occipital protuberance called?
the inion
What is the name of the linear elevation lateral to the external occipital protuberance?
superior nuchal line
