Biomed 100 Practice Quiz
Chapter 7, Fall 2007

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1. An epiphyseal disk is a band of _?_ located _?_.
   1. neurons / between a nerve and a muscle
   2. keratin / between the dermis and the epidermis
   3. collagen / between the periosteum and the articular cartilage
   4. osteocytes / between the compact bone tissue and the spongy bone tissue
   5. cartilage / between the primary ossification center and the secondary ossification canter
   
   
2. Which one of the following is true?
   1. Bone tissue is composed entirely of living cells.
   2. Bone tissue is composed entirely of a nonliving matrix.
   3. Bone tissue is a mixture of living cells and a nonliving matrix.
   
   
3. Tendons and ligaments attach
   1. directly to compact bone tissue
   2. directly to spongy bone tissue
   3. directly to the periosteum
   4. directly to the articular cartilage
   
   
4. A "zone of proliferating cartilage" is involved in
   1. interstitial growth (growth in length)
   2. blood cell production in bone marrow
   3. appositional growth (growth in diameter)
   4. attachment of tendons and ligaments to bone
   5. making a bone sensitive to impact, punctures, etc.
   
   
5. Which one of the following is true?
   1. Spongy bone is present within spaces in compact bone.
   2. Compact bone is present within spaces in spongy bone.
   3. Red bone marrow is present within spaces in spongy bone.
   4. Red bone marrow is present within spaces in compact bone.
   
   
6. In mature bone, the greatest amount of calcium, phosphate, and collagen is contained in the _?_ of bone.
   1. matrix
   2. marrow
   3. osteocytes
   4. epiphyseal lines
   5. ossification centers
   
   
7. Which one of the following best describes the diaphysis ("shaft") of a long bone?
   1. Is composed entirely of compact bone with no spaces.
   2. Is composed entirely of spongy bone with bone marrow in the spaces.
   3. Has a thin layer of compact bone surrounding a core full of spongy bone.
   4. Has a thick wall of compact bone, an internal cavity, and relatively little spongy bone.
   
   
8. Most of the bones of the _?_ are "endochondral," which means that they originate as cartilage "models."
   1. skull
   2. arms, legs, spine, etc.
   3. all of the above
   4. none of the above
   
   
9. Bones are slightly resilient (flexible and "shatter-proof") due to _?_ located in _?_.
   1. calcium phosphate / the matrix
   2. collagen / the matrix
   3. calcium phosphate / the osteocytes
   4. collagen / the osteocytes
   
   
10. Which one of the following is the best description of ossification?
    1. osteoblasts produce cartilage within bone tissue
    2. osteoblasts produce bone tissue within a soft tissue
    3. osteoblasts produce "soft spots" in the skull of a fetus
    4. osteocytes break down bone tissue in an adult