Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
28 Cards in this Set
- Front
- Back
|
What bone is the osteon associated with? |
Compact bone |
|
|
What is the trabeculae associated with? |
Spongy bone |
|
|
What is the importance of the articular cartilage ? |
It's between the bone, prevents friction of bones rubbing against each other. |
|
|
Osteoclasts |
Breaks down bone and allows calcium to go into the blood system. |
|
|
Osteoblasts |
Takes excess calcium in blood system and stores it in the skeletal system. |
|
|
Osteocytes |
Maintains the bony matrix |
|
|
What determines if the bone is going to grow? |
Presence of the epiphyseal plate |
|
|
What is the intramembranous ossification? |
Sheets of connective tissue replaced by bone. |
|
|
What is the endochondrial ossification ? |
Hyaline cartilage gets replaced by bone |
|
|
What is the epiphyseal plate |
The growth plate |
|
|
What are the functions of the skeletal system ? |
Support, protect organs and blood cell production |
|
|
What are the Atlas and the axis ? |
C1 and C2 |
|
|
What are the primary curves? |
Socral/pelvic and thoracic. You are born with them. |
|
|
What are the secondary curves? |
Cervical and lumbar. They are Lordadic curves (bending foward) |
|
|
What is the acetabulum ? |
The cup that receives the head of the femur |
|
|
What are the 2 types of bones? |
Cancellous bone - spongy bone Osteon - compact bone |
|
|
Synarthrotic |
(Fibrous joints) immovable ex-sutures of the skull |
|
|
Amphiarthrotic |
(Cartilaginous joints) slightly movable ex- symphysis |
|
|
Diararthrotic |
(Synovial joints) freely movable ex- most bones in the body |
|
|
What are fontanels and why are they important ? |
Soft spots and open areas of the skull that have not fused yet. Compression of the skull allows passing through birth canal and expansion of the skull allows the brain to grow. |
|
|
What are the ends of the bone called? |
The epiphysis |
|
|
What is the shaft of the bone called ? |
The diaphysis |
|
|
Compound fracture/ open fracture |
Bone is broken and also cuts through the skin |
|
|
Simple fracture/ closed fracture |
Bone does not go through the skin |
|
|
Greenstick fracture |
Incomplete |
|
|
Comminuted fracture |
Shattered bones |
|
|
Hinge joint |
The convex surface of one bone fits into the concave surface of another example elbow and joints of phalanges |
|
|
Ball and socket |
Ball shaped head of one articulates with cup shaped socket of another example shoulder, hip |
