T/F: In embryos, the skeleton is primarily made of hyaline cartilage, but in the young child, most of the cartilage has been replaced by bone

____ is the process of bone formation.

Which best describes the event that is taking place in 1 in the process of ossification that occurs at the articular cartilages and epiphyseal plates as the bone grows in length?

T/F: For a short period of time, the fetus has "bony" bones enclosed by cartilage "bones."

By birth or shortly after, most hyaline cartilage models have been converted to bone except for two regions- _____ and _____.

Bones widen through ____ in the periosteum that add bone tissue to the external face of the diaphysis.

During stages 1 and 3...

T/F: Bones are lifeless structures that never change once long-bone growth has ended.

Which type of fracture is shown in the picture?

Bones are remodeled continually in response to which of the following factors?

In contrast to ______, bone-forming cells, ______ are bone-destroying cells.

T/F: Appositional growth is essential if bones are to retain normal proportions and strength during long-bone growth as the body increases in size and weight.

During stage 2...

____ is a disease of children in which the bones fail to calcify.

As new capillaries grow, connective tissue cells of various types form a mass of repair tissue called _____.

Parathyroid hormone determines when bone is to be broken down or ____.

This type of fracture occurs when bone breaks incompletely, much in the way a green twig breaks.

In old age, fractures occur more often due to _____.