Classmate Quiz Flashcards
(17 cards)
What is the job/function of the Periosteum
- Encourages proper bone growth and development
- Delivers blood and nutrients to bones
- Covers most bones in body
Where is the bone marrow housed?
Medullary cavity
Where is spongy bone found
Ends of long bones
What is the name of the process that forms new bone?
Ossification
What causes long bone growth?
Growth and sex hormones
Osteoblasts cover hyaline cartilage
Ossification occurs and new bone is replaces
What is the purpose of the growth plate?
Produce more cartilage to extend the bone
What is the first stage pf bone healing a bone fracture?
Hematoma formation
What is the fibrocartilage callus replaces with?
Bony callus
What forms the bony callus formed in stage 3?
Spongy bone
What is not part of the microscopic anatomy of a bone?
Osteoblasts
Do passageways carry nerves and blood vessels?
Yes (true)
What gives one its hardness?
Calcium salt depositis
What hormone stimulates new bone growth?
Parathyroid hormone (pth)
What two factors cause bones to remodel?
- Gravity
2. Level of calcium
What is bone remodeling necessary for?
Maintaining calcium levels
Bone staying proportionate while growing
What type of fracture can be represented with the breaking of a twig? What makes it similar?
Greenstick
It bends and does not break completely
What is the difference between a compound and a simple fracture?
Compound breaks trough skin simple does not
