Podcast
Questions and Answers
How does the constant formation and destruction of bones contribute to bone plasticity?
How does the constant formation and destruction of bones contribute to bone plasticity?
- By mobilizing calcium from the bone matrix
- By promoting iron and magnesium absorption
- By enhancing bone flexibility (correct)
- By increasing the number of osteoclasts
What role do osteoclasts play in bone homeostasis?
What role do osteoclasts play in bone homeostasis?
- They break down and resorb bone tissue (correct)
- They maintain bone density
- They promote iron and magnesium absorption
- They continuously form new bone tissue
What materials are mobilized from the bone matrix during bone homeostasis?
What materials are mobilized from the bone matrix during bone homeostasis?
- Iron and magnesium
- Collagen fibers
- Growth factors
- Calcium, phosphate, and other minerals (correct)
What is the significance of bone constantly being formed and destroyed in bone homeostasis?
What is the significance of bone constantly being formed and destroyed in bone homeostasis?
One consequence of an imbalance in osteoblastic and osteoclastic activity is:
One consequence of an imbalance in osteoblastic and osteoclastic activity is:
What are the two main factors the body requires to maintain bone homeostasis?
What are the two main factors the body requires to maintain bone homeostasis?
What is the primary role of osteoclasts in bone tissue?
What is the primary role of osteoclasts in bone tissue?
Which bone cell acts as stem cells and is responsible for producing new osteoblasts?
Which bone cell acts as stem cells and is responsible for producing new osteoblasts?
If a bone has high collagen content but lacks hydroxyapatite, what would be its characteristic?
If a bone has high collagen content but lacks hydroxyapatite, what would be its characteristic?
Which type of bone cell is considered the 'master' regulator of bone maintenance?
Which type of bone cell is considered the 'master' regulator of bone maintenance?
What contribution do mineral salts make to hydroxyapatite in bone tissue?
What contribution do mineral salts make to hydroxyapatite in bone tissue?
Which component of the extracellular matrix in bone tissue is responsible for its hardness?
Which component of the extracellular matrix in bone tissue is responsible for its hardness?
What analogy best describes the function of trabecular bone in spreading force?
What analogy best describes the function of trabecular bone in spreading force?
Which characteristic of trabecular bone allows it to resist forces from multiple directions?
Which characteristic of trabecular bone allows it to resist forces from multiple directions?
What process is responsible for increasing the width of a bone through the addition of new bone matrix?
What process is responsible for increasing the width of a bone through the addition of new bone matrix?
Which cells are responsible for adding new bone matrix during bone remodeling?
Which cells are responsible for adding new bone matrix during bone remodeling?
What is the primary function of osteoclasts in bone remodeling?
What is the primary function of osteoclasts in bone remodeling?
Bone homeostasis is maintained through a balance between which two processes?
Bone homeostasis is maintained through a balance between which two processes?
