18 Questions
What type of bone is the femur classified as?
Long bone
Which bone classification includes bones that are generally cube-shaped and contain mostly spongy bone?
Short bones
What is the primary function of the periosteum in bones?
Contain osteoblasts and osteoclasts
What is the purpose of the articular cartilage in bones?
Decreases surface friction
Which part of a long bone is responsible for lengthwise growth in children?
Epiphyseal plate
Which type of bone cells are responsible for repairing and forming bone tissue?
Osteoblasts and osteoclasts
What is the main difference between compact bone and spongy bone?
Compact bone has a homogeneous structure with dense concentric circles of osseous tissue, while spongy bone has poorly organized trabeculae with open spaces.
What is the function of osteoprogenitor cells in bone tissue?
Undergo mitosis and differentiate into osteoblasts
What is the primary organic component found in bones?
Osteoblasts
Which type of cartilage is the most common and found at the ends of bones, in joints, and soft parts of the body?
Hyaline cartilage
What is the primary function of compact bone in the body?
To provide structural support and protection for vital organs
What is the role of canaliculi in compact bone?
Connect lacunae together to facilitate nutrient exchange
Which bone cell is responsible for bone reabsorption?
Osteoclasts
What is the primary mineral component of bone that gives it hardness and compression strength?
Calcium phosphate
Where does hematopoiesis (blood cell formation) primarily occur in adults?
Spongy bones of the skull
Which bone function involves skeletal muscles attached to bones working in opposition to cause movement?
Movement
Which component of bone primarily provides its tensile strength and flexibility?
Collagen
Which harmful mineral can be stored in bones among others like lead and radium?
Strontium
Test your knowledge on bone cells such as osteocytes and osteoclasts, as well as the composition of bone including osteoid and mineral salts like hydroxyapatite. Learn about the functions and characteristics of these key components in bone structure.
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