answers
What is endochondral ossification?
a) the formation of bone from pre-existing elastic cartilage models
b) the formation of bone from pre-existing fibrocartilage models
c) the formation of bone from fibrous membranes
d) the formation of bone from pre-existing hyaline cartilage models ✔️✔️the formation of
bone from pre-existing hyaline cartilage models
What indicates that a long bone has reached its adult length?
the presence of osteoblasts
the presence of osteons
closure of the epiphyseal plate
the presence of hyaline cartilage on the ends of the bone ✔️✔️Closure of the epiphyseal plate
For intramembranous ossification to take place, which of the following is necessary?
The cartilage matrix begins to deteriorate.
An ossification center forms in the fibrous connective tissue.
A medullary cavity forms.
, A bone collar forms around the cartilage model. ✔️✔️An ossification center forms in the
fibrous connective tissue.
In the epiphyseal plate, cartilage grows ________.
from the edges inward
by pushing the epiphysis away from the diaphysis
in a circular fashion
by pulling the diaphysis toward the epiphysis ✔️✔️by pushing the epiphysis away from the
diaphysis
Osteogenesis is the process of ________.
bone destruction to liberate calcium
making a cartilage model of the fetal bone
bone formation
making collagen fibers for calcified cartilage ✔️✔️bone formation
Growth of bones is controlled by a symphony of hormones. Which hormone is important for
bone growth during infancy and childhood?
growth hormone
somatomedins