The Skeletal System: CHP 5 Flashcards
What are osteoblasts?
Bone-producing cells
What type of bone is found in the shaft?
Compact bone
Where are osteocytes found?
Lacunae
What is the epiphysis?
The end of a bone
Bloods vessels in the bone are found in the…
Haversian canal
What are osteoclasts?
Bone cells that break down the bone matrix
What is an osteon?
A set of thin circular layers that form compact bone
What is bone remodeling?
The formation of new bone tissue or the recycling of calcium
What is the appendicular skeleton?
Limbs, upper chest, shoulders, pelvis
What is the axial skeleton?
Vertebrae, skull (vertical axis)
What is the strongest weight bearing bone?
Femur
What are the three types of joints?
Synovial, cartilaginous, fibrous
Give 2 examples of synovial joints.
Hinge, ball and socket
Give an example of a cartilaginous joint.
Vertebrae’s
What is a fibrous joint?
A joint that does not allow movement
What is arthritis?
Pain, swelling, loss of mobility in joint due to aging
What is most severe type of fracture?
Compound fracture
What is an impacted fracture?
When the broken end of the bone is forced into the other end of the bone
What is an open fracture?
A complete break
What is a comminuted fracture?
When the bone is crushed into small pieces
