Joints and Fractures Flashcards
How much movement do amphiarthroses joints allow?
Only slight movement
How much movement do synarthroses joints allow?
No movement
What are irregular bones?
They are bones that vary in shape and structure and don’t fit into the other categories
What kind of tissue is the forerunner of long bones in the embryo?
Hyaline cartilage
What is a compound fracture?
The broken bone is exposed to the outside
What factors determine where the bone matrix is to be remodled?
Stressors of gravity muscle pull on the skeleton
How can you tell if a bone’s length is still increasing?
The epiphysial plate is present
what is a greenstick fracture?
A fracture that is more common in children
What fracture is common in osteoporotic bones?
Compression fracture
What are the four stages of bone fracture healing?
Hematoma formation, fibrocartilage callus formation, bony callus formation, bone remodeling
What is ossification?
Bone formation
What are the small cavities in bone tissue where osteocytes are found called?
Lacunae
What is a comminuted fracture?
A bone fracture where the bone is broken into many fragments
