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Questions and Answers
What defines the outer border of osteons in compact bone?
What defines the outer border of osteons in compact bone?
- Trabeculae
- Haversian canals
- Mineralized collagen fibers
- Cement lines (correct)
Which type of bone is characterized by parallel layers of lamellae with mineralized collagen fibers that are parallel within each lamella?
Which type of bone is characterized by parallel layers of lamellae with mineralized collagen fibers that are parallel within each lamella?
- Trabecular bone
- Cortical bone
- Woven bone
- Lamellar bone (correct)
What is the primary source of nutrition for compact bone?
What is the primary source of nutrition for compact bone?
- Intraosseous circulation (correct)
- Cement lines
- Haversian canals
- Trabeculae
In which type of bone does collagen arrangement tend to be more irregular and isotropic in terms of mechanical properties?
In which type of bone does collagen arrangement tend to be more irregular and isotropic in terms of mechanical properties?
What property of compact bone makes it better able to resist torsion and bending compared to cancellous bone?
What property of compact bone makes it better able to resist torsion and bending compared to cancellous bone?
Which type of bone has more or less randomly arranged fibers, is quickly formed, and is weaker than mineralized bone?
Which type of bone has more or less randomly arranged fibers, is quickly formed, and is weaker than mineralized bone?
According to Wolff's Law, what is the primary mechanism by which bone remodels in response to the stresses applied to it?
According to Wolff's Law, what is the primary mechanism by which bone remodels in response to the stresses applied to it?
Which of the following is a key difference between cortical (compact) bone and cancellous (trabecular/spongy) bone?
Which of the following is a key difference between cortical (compact) bone and cancellous (trabecular/spongy) bone?
What is the primary function of the Haversian systems (osteons) in the microstructure of cortical bone?
What is the primary function of the Haversian systems (osteons) in the microstructure of cortical bone?
What is the primary component of the organic matrix of bone?
What is the primary component of the organic matrix of bone?
What is the primary mechanism by which bone density is regulated in the adult skeleton?
What is the primary mechanism by which bone density is regulated in the adult skeleton?
Which of the following is a key characteristic of the microstructure of cancellous (trabecular/spongy) bone?
Which of the following is a key characteristic of the microstructure of cancellous (trabecular/spongy) bone?
Which of the following statements about cortical bone is correct?
Which of the following statements about cortical bone is correct?
Which of the following statements about trabecular bone is correct?
Which of the following statements about trabecular bone is correct?
What happens to the stress distribution in a bone under bending load?
What happens to the stress distribution in a bone under bending load?
Which of the following statements about the effect of loading rate on bone is correct?
Which of the following statements about the effect of loading rate on bone is correct?
What is the effect of reduced load on bone?
What is the effect of reduced load on bone?
How does exercise affect growing bone?
How does exercise affect growing bone?
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