18 Questions
What are the two main divisions of the skeletal system?
Axial and appendicular skeleton
Which function describes bones as 'steel girders and reinforced concrete of the body'?
Support of the body
What are the major anatomical areas of a long bone?
Diaphysis, epiphysis, metaphysis
What is the role of bone salts and the organic matrix in bone structure?
Provide flexibility and tensile strength
Briefly describe the process of bone formation and remodeling.
Ossification is the formation of new bone tissue, while remodeling involves reshaping existing bones.
Which classification includes bones that act as pillars to support the body trunk when standing?
Long bones
What is the main function of bones in the human body?
All of the above
Which bone classification is generally cube-shaped?
Short bones
Where does blood cell formation primarily occur in bones?
Within the marrow cavities
Which type of bone tissue looks smooth and homogeneous?
Compact bone
What is the main function of the rib cage in relation to bones?
Protection of vital organs like the heart and lungs
Which classification of bones is typically longer than wide?
Long bones
What is the function of osteoclasts in bone tissue?
Destroying bone matrix for remodeling
Which part of a long bone allows for growth during childhood?
Epiphyseal plate
What is the main process responsible for bone formation?
Ossification
Where are osteocytes, mature bone cells, located?
In concentric circles around the central canal
What is the primary function of osteoblasts in bone tissue?
Forming new bone tissue
Which part of the skeleton primarily remains as hyaline cartilage in adults?
Bridge of the nose
Test your knowledge on the subdivisions of the skeleton, functions of the skeletal system, classification of bones, anatomical areas of a long bone, bone salts, organic matrix, bone formation and remodeling.
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