Embryology of the Anterior Thorax & Arthrology of Skull... whoops. Flashcards
how many primary centers of ossification appear in the manubrium?
1-3 centers have been identified.
how many primary centers of ossification appear in the corpus sterni?
typically 6
in what part of the sternum will la secondary center of ossification appear?
the xiphoid process
in what part of the rib will primary centers of ossification appear?
the body (corpus, shaft)
in what parts of the rib will secondary centers of ossification appear?
the head, articular surface of the tubercle and the non-articular surface of the tubercle.
which ribs will demonstrate secondary centers of ossification?
fibs 1-10
which ribs lack secondary centers of ossification?
ribs 11 and 12
which ribs demonstrate three secondary centers of ossification?
ribs 2-9
which ribs have only two secondary centers of ossification?
ribs 1 and 10
what are the four subclassifications of synarthrosis joints based on Latin groupings?
suture, gomphosis, schindylesis and syndesmosis
what were the five types of sutures based on latin groupings?
serrate, denticulate, limbous, squamous and harmonia
what are the characteristics of suture vera (true sutures)
sutures demonstrating interlocking of the adjacent bone surfaces; typically formed by intramembranous ossification
what are the characteristics of suture notha (false sutures)?
sutures lacking interlocking of adjacent bone surfaces; typically formed by endochondral ossification
which sutures demonstrate non-interlock, but will overlap at their edges?
squamous sutures
what were the classifications of suture notha (false sutures) based on latin groupings?
squamous and harmonia
